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{"Interval":"Oxfordian","Type":"ICS Age","Range":"Global","FAD":161.53,"LAD":154.78,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":145}
{"Interval":"Kimmeridgian","Type":"ICS Age","Range":"Global","FAD":154.78,"LAD":149.24,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":146}
{"Interval":"Tithonian","Type":"ICS Age","Range":"Global","FAD":149.24,"LAD":143.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":147}
{"Interval":"Berriasian","Type":"ICS Age","Range":"Global","FAD":143.1,"LAD":137.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":148}
{"Interval":"Valanginian","Type":"ICS Age","Range":"Global","FAD":137.7,"LAD":132.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":149}
{"Interval":"Hauterivian","Type":"ICS Age","Range":"Global","FAD":132.6,"LAD":126.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":150}
{"Interval":"Barremian","Type":"ICS Age","Range":"Global","FAD":126.5,"LAD":121.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":151}
{"Interval":"Aptian","Type":"ICS Age","Range":"Global","FAD":121.4,"LAD":113.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":152}
{"Interval":"Albian","Type":"ICS Age","Range":"Global","FAD":113.2,"LAD":100.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":153}
{"Interval":"Cenomanian","Type":"ICS Age","Range":"Global","FAD":100.5,"LAD":93.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":154}
{"Interval":"Turonian","Type":"ICS Age","Range":"Global","FAD":93.9,"LAD":89.39,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":155}
{"Interval":"Coniacian","Type":"ICS Age","Range":"Global","FAD":89.39,"LAD":85.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":156}
{"Interval":"Santonian","Type":"ICS Age","Range":"Global","FAD":85.7,"LAD":83.65,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":157}
{"Interval":"Campanian","Type":"ICS Age","Range":"Global","FAD":83.65,"LAD":72.17,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":158}
{"Interval":"Maastrichtian","Type":"ICS Age","Range":"Global","FAD":72.17,"LAD":66.04,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":159}
{"Interval":"Danian","Type":"ICS Age","Range":"Global","FAD":66.04,"LAD":61.66,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":160}
{"Interval":"Selandian","Type":"ICS Age","Range":"Global","FAD":61.66,"LAD":59.24,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":161}
{"Interval":"Thanetian","Type":"ICS Age","Range":"Global","FAD":59.24,"LAD":56,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":162}
{"Interval":"Ypresian","Type":"ICS Age","Range":"Global","FAD":56,"LAD":48.07,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":163}
{"Interval":"Lutetian","Type":"ICS Age","Range":"Global","FAD":48.07,"LAD":41.03,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":164}
{"Interval":"Bartonian","Type":"ICS Age","Range":"Global","FAD":41.03,"LAD":37.71,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":165}
{"Interval":"Priabonian","Type":"ICS Age","Range":"Global","FAD":37.71,"LAD":33.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":166}
{"Interval":"Rupelian","Type":"ICS Age","Range":"Global","FAD":33.9,"LAD":27.29,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":167}
{"Interval":"Chattian","Type":"ICS Age","Range":"Global","FAD":27.29,"LAD":23.04,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":168}
{"Interval":"Aquitanian","Type":"ICS Age","Range":"Global","FAD":23.04,"LAD":20.45,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":169}
{"Interval":"Burdigalian","Type":"ICS Age","Range":"Global","FAD":20.45,"LAD":15.99,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":170}
{"Interval":"Langhian","Type":"ICS Age","Range":"Global","FAD":15.99,"LAD":13.82,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":171}
{"Interval":"Serravallian","Type":"ICS Age","Range":"Global","FAD":13.82,"LAD":11.63,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":172}
{"Interval":"Tortonian","Type":"ICS Age","Range":"Global","FAD":11.63,"LAD":7.25,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":173}
{"Interval":"Messinian","Type":"ICS Age","Range":"Global","FAD":7.25,"LAD":5.33,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":174}
{"Interval":"Zanclean","Type":"ICS Age","Range":"Global","FAD":5.33,"LAD":3.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":175}
{"Interval":"Piacenzian","Type":"ICS Age","Range":"Global","FAD":3.6,"LAD":2.59,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":176}
{"Interval":"Gelasian","Type":"ICS Age","Range":"Global","FAD":2.59,"LAD":1.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":177}
{"Interval":"Calabrian","Type":"ICS Age","Range":"Global","FAD":1.8,"LAD":0.773,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":178}
{"Interval":"Chibanian","Type":"ICS Age","Range":"Global","FAD":0.773,"LAD":0.129,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":179}
{"Interval":"Late Pleistocene","Type":"ICS Age","Range":"Global","FAD":0.129,"LAD":0.0117,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":180}
{"Interval":"Greenlandian","Type":"ICS Age","Range":"Global","FAD":0.0117,"LAD":0.0082,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":181}
{"Interval":"Northgrippian","Type":"ICS Age","Range":"Global","FAD":0.0082,"LAD":0.0042,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":182}
{"Interval":"Meghalayan","Type":"ICS Age","Range":"Global","FAD":0.0042,"LAD":0,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":183}
{"Interval":"Early Hettangian","Type":"Other ICS","Range":"Global","FAD":201.36,"LAD":200.96,"FAD_basis":"Base of ICS Hettangian (GTS 2020)","LAD_basis":"top of Planorbis zone","Notes":"","Order":184}
{"Interval":"Late Hettangian","Type":"Other ICS","Range":"Global","FAD":200.26,"LAD":199.46,"FAD_basis":"Angulata zone","LAD_basis":"Top of ICS Hettangian (GTS 2020)","Notes":"","Order":185}
{"Interval":"Middle Hettangian","Type":"Other ICS","Range":"Global","FAD":200.96,"LAD":200.26,"FAD_basis":"Liasicus zone","LAD_basis":"Liasicus zone","Notes":"","Order":186}
{"Interval":"Early Givetian","Type":"Other ICS","Range":"Global","FAD":385.3,"LAD":383.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":187}
{"Interval":"Late Givetian","Type":"Other ICS","Range":"Global","FAD":380.3,"LAD":378.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":188}
{"Interval":"Middle Givetian","Type":"Other ICS","Range":"Global","FAD":383.1,"LAD":380.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":189}
{"Interval":"unnamed Pridoli stage","Type":"Other ICS","Range":"Global","FAD":422.73,"LAD":419,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":190}
{"Interval":"Middle Pleistocene","Type":"Other ICS","Range":"Global","FAD":0.773,"LAD":0.129,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":191}
{"Interval":"Early Pleistocene","Type":"Other ICS","Range":"Global","FAD":2.58,"LAD":0.773,"FAD_basis":"ICS Gelasian + ICS Calabrian","LAD_basis":"ICS Gelasian + ICS Calabrian","Notes":"","Order":192}
{"Interval":"Early Pliocene","Type":"Other ICS","Range":"Global","FAD":5.33,"LAD":3.6,"FAD_basis":"ICS Zanclean","LAD_basis":"ICS Zanclean","Notes":"","Order":193}
{"Interval":"Late Pliocene","Type":"Other ICS","Range":"Global","FAD":3.6,"LAD":2.58,"FAD_basis":"ICS Piacenzian","LAD_basis":"ICS Piacenzian","Notes":"","Order":194}
{"Interval":"Early Miocene","Type":"Other ICS","Range":"Global","FAD":23.04,"LAD":15.99,"FAD_basis":"ICS Aquitanian + Burdigalian","LAD_basis":"ICS Aquitanian + Burdigalian","Notes":"","Order":195}
{"Interval":"Middle Miocene","Type":"Other ICS","Range":"Global","FAD":15.99,"LAD":11.65,"FAD_basis":"ICS Langhian + Serravallian","LAD_basis":"ICS Langhian + Serravallian","Notes":"","Order":196}
{"Interval":"Late Miocene","Type":"Other ICS","Range":"Global","FAD":11.65,"LAD":8.33,"FAD_basis":"ICS Tortonian + Messinian","LAD_basis":"ICS Tortonian + Messinian","Notes":"","Order":197}
{"Interval":"Early Oligocene","Type":"Other ICS","Range":"Global","FAD":33.9,"LAD":27.29,"FAD_basis":"ICS Rupelian","LAD_basis":"ICS Rupelian","Notes":"","Order":198}
{"Interval":"Late Oligocene","Type":"Other ICS","Range":"Global","FAD":27.29,"LAD":23.04,"FAD_basis":"ICS Chattian","LAD_basis":"ICS Chattian","Notes":"","Order":199}
{"Interval":"Early Eocene","Type":"Other ICS","Range":"Global","FAD":56,"LAD":48.07,"FAD_basis":"ICS Ypresian","LAD_basis":"ICS Ypresian","Notes":"","Order":200}
{"Interval":"Middle Eocene","Type":"Other ICS","Range":"Global","FAD":48.07,"LAD":37.71,"FAD_basis":"ICS Lutetian + Bartonian","LAD_basis":"ICS Lutetian + Bartonian","Notes":"","Order":201}
{"Interval":"Late Eocene","Type":"Other ICS","Range":"Global","FAD":37.71,"LAD":33.9,"FAD_basis":"ICS Priabonian","LAD_basis":"ICS Priabonian","Notes":"","Order":202}
{"Interval":"Early Paleocene","Type":"Other ICS","Range":"Global","FAD":66.04,"LAD":61.66,"FAD_basis":"ICS Danian","LAD_basis":"ICS Danian","Notes":"","Order":203}
{"Interval":"Middle Paleocene","Type":"Other ICS","Range":"Global","FAD":61.66,"LAD":59.24,"FAD_basis":"ICS Selandian","LAD_basis":"ICS Selandian","Notes":"","Order":204}
{"Interval":"Late Paleocene","Type":"Other ICS","Range":"Global","FAD":59.24,"LAD":56,"FAD_basis":"ICS Thanetian","LAD_basis":"ICS Thanetian","Notes":"","Order":205}
{"Interval":"Early Famennian","Type":"Other ICS","Range":"Global","FAD":371.1,"LAD":367.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":206}
{"Interval":"Middle Famennian","Type":"Other ICS","Range":"Global","FAD":367.9,"LAD":365.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":207}
{"Interval":"Late Famennian","Type":"Other ICS","Range":"Global","FAD":365.1,"LAD":361.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":208}
{"Interval":"Early Frasnian","Type":"Other ICS","Range":"Global","FAD":378.9,"LAD":376.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":209}
{"Interval":"Middle Frasnian","Type":"Other ICS","Range":"Global","FAD":376.4,"LAD":373.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":210}
{"Interval":"Late Frasnian","Type":"Other ICS","Range":"Global","FAD":373.4,"LAD":371.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":211}
{"Interval":"Early Emsian","Type":"Other ICS","Range":"Global","FAD":412.4,"LAD":400.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":212}
{"Interval":"Late Emsian","Type":"Other ICS","Range":"Global","FAD":400.1,"LAD":394.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":213}
{"Interval":"Middle Cambrian","Type":"Other ICS","Range":"Global","FAD":514.5,"LAD":504.5,"FAD_basis":"Stage 4 - Drumian","LAD_basis":"Stage 4 - Drumian","Notes":"","Order":214}
{"Interval":"early Late Ordovician","Type":"Other ICS","Range":"Global","FAD":458.18,"LAD":452.75,"FAD_basis":"ICS Sandbian","LAD_basis":"ICS Sandbian","Notes":"","Order":215}
{"Interval":"Qianxin","Type":"Precambrian Regional Age","Range":"South China","FAD":3800,"LAD":3100,"FAD_basis":"Geowhen","LAD_basis":"Geowhen","Notes":"Listed in TimescaleFoundation","Order":216}
{"Interval":"Fupingan","Type":"Precambrian Regional Age","Range":"South China","FAD":3100,"LAD":2600,"FAD_basis":"Geowhen","LAD_basis":"Geowhen","Notes":"Listed in TimescaleFoundation","Order":217}
{"Interval":"Wutaian","Type":"Precambrian Regional Age","Range":"South China","FAD":2600,"LAD":2350,"FAD_basis":"Geowhen","LAD_basis":"Geowhen","Notes":"Listed in TimescaleFoundation","Order":218}
{"Interval":"Luliangian","Type":"Precambrian Regional Age","Range":"South China","FAD":2350,"LAD":1750,"FAD_basis":"Geowhen","LAD_basis":"Geowhen","Notes":"Listed in TimescaleFoundation","Order":219}
{"Interval":"Dengyingxian","Type":"Precambrian Regional Age","Range":"South China","FAD":1750,"LAD":538.8,"FAD_basis":"Geowhen","LAD_basis":"Eq. to base of ICS Cambrian (GTS 2020)","Notes":"Listed in TimescaleFoundation","Order":220}
{"Interval":"Nullaginian","Type":"Precambrian Regional Age","Range":"Australia","FAD":2500,"LAD":538.8,"FAD_basis":"Geowhen","LAD_basis":"Eq. to base of ICS Cambrian (GTS 2020)","Notes":"Listed in TimescaleFoundation","Order":221}
{"Interval":"Carpentarian","Type":"Precambrian Regional Age","Range":"Australia","FAD":1800,"LAD":1100,"FAD_basis":"Geowhen","LAD_basis":"Geowhen","Notes":"Listed in TimescaleFoundation","Order":222}
{"Interval":"Adelaidean","Type":"Precambrian Regional Age","Range":"Australia","FAD":1100,"LAD":538.8,"FAD_basis":"Geowhen","LAD_basis":"Eq. to base of ICS Cambrian (GTS 2020)","Notes":"Listed in TimescaleFoundation","Order":223}
{"Interval":"Wonokan","Type":"Precambrian Regional Age","Range":"Australia","FAD":630,"LAD":570,"FAD_basis":"PBDB","LAD_basis":"PBDB","Notes":"Listed in TimescaleFoundation","Order":224}
{"Interval":"Riphean","Type":"Precambrian Regional Age","Range":"Russia","FAD":1600,"LAD":635,"FAD_basis":"PBDB","LAD_basis":"PBDB","Notes":"Listed in TimescaleFoundation","Order":225}
{"Interval":"Vendian","Type":"Precambrian Regional Age","Range":"Russia","FAD":635,"LAD":538.8,"FAD_basis":"Geowhen","LAD_basis":"Eq. to base of ICS Cambrian (GTS 2020)","Notes":"Listed in TimescaleFoundation","Order":226}
{"Interval":"Poundian","Type":"Precambrian Regional Age","Range":"Siberia","FAD":580,"LAD":538.8,"FAD_basis":"Geowhen","LAD_basis":"Eq. to base of ICS Cambrian (GTS 2020)","Notes":"Listed in TimescaleFoundation","Order":227}
{"Interval":"Swazian","Type":"Precambrian Regional Age","Range":"South Africa","FAD":4000,"LAD":3000,"FAD_basis":"Geowhen","LAD_basis":"Geowhen","Notes":"Listed in TimescaleFoundation","Order":228}
{"Interval":"Randian","Type":"Precambrian Regional Age","Range":"South Africa","FAD":3000,"LAD":2500,"FAD_basis":"Geowhen","LAD_basis":"Geowhen","Notes":"Listed in TimescaleFoundation","Order":229}
{"Interval":"Vaalian","Type":"Precambrian Regional Age","Range":"South Africa","FAD":2500,"LAD":2050,"FAD_basis":"Geowhen","LAD_basis":"Geowhen","Notes":"Listed in TimescaleFoundation","Order":230}
{"Interval":"Mokolian","Type":"Precambrian Regional Age","Range":"South Africa","FAD":2050,"LAD":900,"FAD_basis":"Geowhen","LAD_basis":"Geowhen","Notes":"Listed in TimescaleFoundation","Order":231}
{"Interval":"Namibian","Type":"Precambrian Regional Age","Range":"South Africa","FAD":900,"LAD":538.8,"FAD_basis":"Geowhen","LAD_basis":"Eq. to base of ICS Cambrian (GTS 2020)","Notes":"Listed in TimescaleFoundation","Order":232}
{"Interval":"Aphebian","Type":"Precambrian Regional Age","Range":"North America","FAD":2500,"LAD":1600,"FAD_basis":"Geowhen","LAD_basis":"Geowhen","Notes":"Listed in TimescaleFoundation","Order":233}
{"Interval":"Helikian","Type":"Precambrian Regional Age","Range":"North America","FAD":1600,"LAD":850,"FAD_basis":"Geowhen","LAD_basis":"Geowhen","Notes":"Listed in TimescaleFoundation","Order":234}
{"Interval":"Hadrynian","Type":"Precambrian Regional Age","Range":"North America","FAD":850,"LAD":538.8,"FAD_basis":"Geowhen","LAD_basis":"Eq. to base of ICS Cambrian (GTS 2020)","Notes":"Listed in TimescaleFoundation","Order":235}
{"Interval":"Jinningian","Type":"Cambrian Regional Age","Range":"South China","FAD":538.8,"LAD":530.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":236}
{"Interval":"Meishucunian","Type":"Cambrian Regional Age","Range":"South China","FAD":530.8,"LAD":521,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Stage 2 (GTS 2020)","Notes":"","Order":237}
{"Interval":"Nangaoan","Type":"Cambrian Regional Age","Range":"South China","FAD":521,"LAD":514.5,"FAD_basis":"Eq. to ICS Stage 3 (GTS 2020)","LAD_basis":"Eq. to ICS Stage 3 (GTS 2020)","Notes":"","Order":238}
{"Interval":"Nangaoian","Type":"Cambrian Regional Age","Range":"South China","FAD":521,"LAD":514.5,"FAD_basis":"Eq. to ICS Stage 3 (GTS 2020)","LAD_basis":"Eq. to ICS Stage 3 (GTS 2020)","Notes":"","Order":239}
{"Interval":"Duyunian","Type":"Cambrian Regional Age","Range":"South China","FAD":514.5,"LAD":509,"FAD_basis":"Eq. to ICS Stage 4 (GTS 2020)","LAD_basis":"Eq. to ICS Stage 4 (GTS 2020)","Notes":"","Order":240}
{"Interval":"Wulian","Type":"Cambrian Regional Age","Range":"South China","FAD":509,"LAD":504.5,"FAD_basis":"Eq. to ICS Wulian (GTS 2020)","LAD_basis":"Eq. to ICS Wulian (GTS 2020)","Notes":"","Order":241}
{"Interval":"Wangcunian","Type":"Cambrian Regional Age","Range":"South China","FAD":504.5,"LAD":500.5,"FAD_basis":"Eq. to ICS Drumian (GTS 2020)","LAD_basis":"Eq. to ICS Drumian (GTS 2020)","Notes":"","Order":242}
{"Interval":"Guzhangian","Type":"Cambrian Regional Age","Range":"South China","FAD":500.5,"LAD":497,"FAD_basis":"Eq. to ICS Guzhangian (GTS 2020)","LAD_basis":"Eq. to ICS Guzhangian (GTS 2020)","Notes":"","Order":243}
{"Interval":"Paibian","Type":"Cambrian Regional Age","Range":"South China","FAD":497,"LAD":494.2,"FAD_basis":"Eq. to ICS Paibian (GTS 2020)","LAD_basis":"Eq. to ICS Paibian (GTS 2020)","Notes":"","Order":244}
{"Interval":"Jiangshanian","Type":"Cambrian Regional Age","Range":"South China","FAD":494.2,"LAD":491,"FAD_basis":"Eq. to ICS Jiangshanian (GTS 2020)","LAD_basis":"Eq. to ICS Jiangshanian (GTS 2020)","Notes":"","Order":245}
{"Interval":"Niuchehean","Type":"Cambrian Regional Age","Range":"South China","FAD":491,"LAD":486.85,"FAD_basis":"Eq. to ICS Niuchehean (GTS 2020)","LAD_basis":"Eq. to ICS Niuchehean (GTS 2020)","Notes":"","Order":246}
{"Interval":"GAP","Type":"Cambrian Regional Age","Range":"Australia","FAD":538.8,"LAD":529,"FAD_basis":"Cf. to ICS Fortunian (GTS 2020","LAD_basis":"Cf. to ICS Fortunian (GTS 2020","Notes":"","Order":247}
{"Interval":"Stage 2","Type":"Cambrian Regional Age","Range":"Australia","FAD":529,"LAD":521,"FAD_basis":"Cf. to ICS Stage 2 (GTS 2020)","LAD_basis":"Cf. to ICS Stage 2 (GTS 2020)","Notes":"","Order":248}
{"Interval":"Stage 3","Type":"Cambrian Regional Age","Range":"Australia","FAD":521,"LAD":511.3,"FAD_basis":"Cf. to base of ICS Stage 3 (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":249}
{"Interval":"Ordian","Type":"Cambrian Regional Age","Range":"Australia","FAD":511.3,"LAD":508,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":250}
{"Interval":"Templetonian","Type":"Cambrian Regional Age","Range":"Australia","FAD":508,"LAD":504.5,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Wulian (GTS 2020)","Notes":"","Order":251}
{"Interval":"Floran","Type":"Cambrian Regional Age","Range":"Australia","FAD":504.5,"LAD":503,"FAD_basis":"Eq. to base of ICS Drumian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":252}
{"Interval":"Undillian","Type":"Cambrian Regional Age","Range":"Australia","FAD":503,"LAD":500.5,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Drumian (GTS 2020)","Notes":"","Order":253}
{"Interval":"Undillan","Type":"Cambrian Regional Age","Range":"Australia","FAD":503,"LAD":500.5,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Drumian (GTS 2020)","Notes":"","Order":254}
{"Interval":"Boomerangian","Type":"Cambrian Regional Age","Range":"Australia","FAD":500.5,"LAD":499.2,"FAD_basis":"Eq. to base of ICS Guzhangian","LAD_basis":"GTS 2020","Notes":"","Order":255}
{"Interval":"Mindyallan","Type":"Cambrian Regional Age","Range":"Australia","FAD":499.2,"LAD":497,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Guzhangian (GTS 2020)","Notes":"","Order":256}
{"Interval":"Idamean","Type":"Cambrian Regional Age","Range":"Australia","FAD":497,"LAD":494.2,"FAD_basis":"Eq. to ICS Paibian (GTS 2020)","LAD_basis":"Eq. to ICS Paibian (GTS 2020)","Notes":"","Order":257}
{"Interval":"Iverian","Type":"Cambrian Regional Age","Range":"Australia","FAD":494.2,"LAD":491,"FAD_basis":"Eq. to ICS Jiangshanian (GTS 2020)","LAD_basis":"Eq. to ICS Jiangshanian (GTS 2020)","Notes":"","Order":258}
{"Interval":"Payntonian","Type":"Cambrian Regional Age","Range":"Australia","FAD":491,"LAD":488.3,"FAD_basis":"Eq. to base of ICS Stage 10 (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":259}
{"Interval":"Datsonian","Type":"Cambrian Regional Age","Range":"Australia","FAD":488.3,"LAD":487,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":260}
{"Interval":"Warendan","Type":"Cambrian +B225:J225Regional Age","Range":"Australia","FAD":487,"LAD":484.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Extends into Ordovician","Order":261}
{"Interval":"Warendian","Type":"Cambrian +B225:J225Regional Age","Range":"Australia","FAD":487,"LAD":484.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Extends into Ordovician","Order":262}
{"Interval":"Nemakit-Daldynian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":538.8,"LAD":525.5,"FAD_basis":"Eq. to base of ICS Cambrian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":263}
{"Interval":"Manykaian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":538.8,"LAD":525.5,"FAD_basis":"Eq. to base of ICS Cambrian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"Eq. to Nemakit-Daldynian","Order":264}
{"Interval":"Tommotian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":525.5,"LAD":521,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Stage 2 (GTS 2020)","Notes":"","Order":265}
{"Interval":"Atdabanian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":521,"LAD":516,"FAD_basis":"Eq. to base of ICS Stage 3 (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":266}
{"Interval":"Botoman","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":516,"LAD":513,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":267}
{"Interval":"Botomian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":516,"LAD":513,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":268}
{"Interval":"Toyonian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":513,"LAD":510.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":269}
{"Interval":"Amgan","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":510.4,"LAD":504.5,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Wulian (GTS 2020)","Notes":"","Order":270}
{"Interval":"Mayan","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":504.5,"LAD":498.7,"FAD_basis":"Eq. to base of ICS Drumian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":271}
{"Interval":"Menevian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":500.5,"LAD":497,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"Geowhen: above Solvan, below Maentwrogian","Order":272}
{"Interval":"Ayusokian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":498.7,"LAD":497,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Cambrian (GTS 2020)","Notes":"","Order":273}
{"Interval":"Nganasanian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":498.7,"LAD":498,"FAD_basis":"GTS 2012","LAD_basis":"GTS 2012","Notes":"Kontorovich et al (2009). A new type of Cambrian section at the base of the pre-mesozoic complex of the West Siberian petroleum megabasin (based on Vostok-1 stratigraphic well data, Northern Tomsk Region)","Order":274}
{"Interval":"Tavgian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":498,"LAD":496,"FAD_basis":"GTS 2012","LAD_basis":"GTS 2012","Notes":"Kontorovich et al (2009). A new type of Cambrian section at the base of the pre-mesozoic complex of the West Siberian petroleum megabasin (based on Vostok-1 stratigraphic well data, Northern Tomsk Region)","Order":275}
{"Interval":"Maduyian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":496,"LAD":495,"FAD_basis":"GTS 2012","LAD_basis":"GTS 2012","Notes":"Kontorovich et al (2009). A new type of Cambrian section at the base of the pre-mesozoic complex of the West Siberian petroleum megabasin (based on Vostok-1 stratigraphic well data, Northern Tomsk Region)","Order":276}
{"Interval":"Maduan","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":496,"LAD":495,"FAD_basis":"GTS 2012","LAD_basis":"GTS 2012","Notes":"Kontorovich et al (2009). A new type of Cambrian section at the base of the pre-mesozoic complex of the West Siberian petroleum megabasin (based on Vostok-1 stratigraphic well data, Northern Tomsk Region)","Order":277}
{"Interval":"Entsyan","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":495,"LAD":488.6,"FAD_basis":"GTS 2012","LAD_basis":"Interpolated","Notes":"Kontorovich et al (2009). A new type of Cambrian section at the base of the pre-mesozoic complex of the West Siberian petroleum megabasin (based on Vostok-1 stratigraphic well data, Northern Tomsk Region)","Order":278}
{"Interval":"Ensyan","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":495,"LAD":488.6,"FAD_basis":"GTS 2012","LAD_basis":"GTS 2012","Notes":"Kontorovich et al (2009). A new type of Cambrian section at the base of the pre-mesozoic complex of the West Siberian petroleum megabasin (based on Vostok-1 stratigraphic well data, Northern Tomsk Region)","Order":279}
{"Interval":"Yurakian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":488.6,"LAD":488.4,"FAD_basis":"GTS 2012","LAD_basis":"Interpolated","Notes":"","Order":280}
{"Interval":"Ketyan","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":488.4,"LAD":488.3,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"","Order":281}
{"Interval":"Mansian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":488.3,"LAD":487,"FAD_basis":"GTS 2012","LAD_basis":"GTS 2012","Notes":"","Order":282}
{"Interval":"Loparian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":487,"LAD":485,"FAD_basis":"GTS 2012","LAD_basis":"GTS 2012","Notes":"Extends into Ordovician","Order":283}
{"Interval":"Sakian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":497,"LAD":492.9,"FAD_basis":"GTS 2012","LAD_basis":"GTS 2012","Notes":"","Order":284}
{"Interval":"Aksaian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":492.9,"LAD":490.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":285}
{"Interval":"Aksayan","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":492.9,"LAD":490.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":286}
{"Interval":"Batyrbaian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":490.6,"LAD":486.85,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Stage 10 (GTS 2020)","Notes":"","Order":287}
{"Interval":"Kulyumbean","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":499.2,"LAD":496.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":288}
{"Interval":"Gorbiyachinian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":496.3,"LAD":493.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":289}
{"Interval":"Tukalandian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":493.5,"LAD":488.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":290}
{"Interval":"Khantaian","Type":"Cambrian Regional Age","Range":"Russia/Siberia","FAD":488.3,"LAD":486.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Extends into Ordovician","Order":291}
{"Interval":"GAP","Type":"Cambrian Regional Age","Range":"Kazakhstan","FAD":538.8,"LAD":525.5,"FAD_basis":"Eq. to base of ICS Cambrian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":292}
{"Interval":"Tommotian","Type":"Cambrian Regional Age","Range":"Kazakhstan","FAD":525.5,"LAD":521,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Stage 2 (GTS 2020)","Notes":"","Order":293}
{"Interval":"Atdabanian","Type":"Cambrian Regional Age","Range":"Kazakhstan","FAD":521,"LAD":516,"FAD_basis":"Eq. to base of ICS Stage 3 (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":294}
{"Interval":"Botoman","Type":"Cambrian Regional Age","Range":"Kazakhstan","FAD":516,"LAD":513,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":295}
{"Interval":"Toyonian","Type":"Cambrian Regional Age","Range":"Kazakhstan","FAD":513,"LAD":510.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":296}
{"Interval":"GAP","Type":"Cambrian Regional Age","Range":"Kazakhstan","FAD":510.4,"LAD":505.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":297}
{"Interval":"Tuesaian","Type":"Cambrian Regional Age","Range":"Kazakhstan","FAD":505.5,"LAD":503,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":298}
{"Interval":"Tyesaian","Type":"Cambrian Regional Age","Range":"Kazakhstan","FAD":505.5,"LAD":503,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":299}
{"Interval":"Tysaian","Type":"Cambrian Regional Age","Range":"Kazakhstan","FAD":505.5,"LAD":503,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":300}
{"Interval":"Zhanaarykian","Type":"Cambrian Regional Age","Range":"Kazakhstan","FAD":503,"LAD":500.5,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Drumian (GTS 2020)","Notes":"","Order":301}
{"Interval":"Zhanarykian","Type":"Cambrian Regional Age","Range":"Kazakhstan","FAD":503,"LAD":500.5,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Drumian (GTS 2020)","Notes":"","Order":302}
{"Interval":"Ayusokkanian","Type":"Cambrian Regional Age","Range":"Kazakhstan","FAD":500.5,"LAD":497,"FAD_basis":"Eq. to ICS Guzhangian (GTS 2020)","LAD_basis":"Eq. to ICS Guzhangian (GTS 2020)","Notes":"","Order":303}
{"Interval":"Sakian","Type":"Cambrian Regional Age","Range":"Kazakhstan","FAD":497,"LAD":492.9,"FAD_basis":"Eq. to base of ICS Paibian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":304}
{"Interval":"Aksaian","Type":"Cambrian Regional Age","Range":"Kazakhstan","FAD":492.9,"LAD":491.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":305}
{"Interval":"Jiangshanian","Type":"Cambrian Regional Age","Range":"Kazakhstan","FAD":494.2,"LAD":491.7,"FAD_basis":"Eq. to base of ICS Jiangshanian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":306}
{"Interval":"Batyrbaian","Type":"Cambrian Regional Age","Range":"Kazakhstan","FAD":491.7,"LAD":488.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":307}
{"Interval":"Aisha-Bibaian","Type":"Cambrian Regional Age","Range":"Kazakhstan","FAD":488.3,"LAD":486.85,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Cambrian (GTS 2020)","Notes":"","Order":308}
{"Interval":"Begadean","Type":"Cambrian Regional Age","Range":"North America","FAD":538.8,"LAD":520.3,"FAD_basis":"Cf. to base of ICS Cambrian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":309}
{"Interval":"Montezuman","Type":"Cambrian Regional Age","Range":"North America","FAD":520.3,"LAD":515.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":310}
{"Interval":"Dyeran","Type":"Cambrian Regional Age","Range":"North America","FAD":515.7,"LAD":511.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":311}
{"Interval":"Delamaran","Type":"Cambrian Regional Age","Range":"North America","FAD":511.3,"LAD":506.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":312}
{"Interval":"Topazan","Type":"Cambrian Regional Age","Range":"North America","FAD":506.8,"LAD":504.5,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Wulian (GTS 2020)","Notes":"","Order":313}
{"Interval":"Marjuman","Type":"Cambrian Regional Age","Range":"North America","FAD":504.5,"LAD":497,"FAD_basis":"Eq. to base of ICS Drumian (GTS 2020)","LAD_basis":"Eq. to top of ICS Guzhangian (GTS 2020)","Notes":"","Order":314}
{"Interval":"Marjumian","Type":"Cambrian Regional Age","Range":"North America","FAD":504.5,"LAD":497,"FAD_basis":"Eq. to base of ICS Drumian (GTS 2020)","LAD_basis":"Eq. to top of ICS Guzhangian (GTS 2020)","Notes":"","Order":315}
{"Interval":"Steptoean","Type":"Cambrian Regional Age","Range":"North America","FAD":497,"LAD":488.6,"FAD_basis":"Eq. to base of ICS Paibian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":316}
{"Interval":"Sunwaptan","Type":"Cambrian Regional Age","Range":"North America","FAD":488.6,"LAD":488.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":317}
{"Interval":"Ibexian","Type":"Cambrian Regional Age","Range":"North America","FAD":488.3,"LAD":471.26,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Floian (GTS 2020)","Notes":"Extends to Ordovician","Order":318}
{"Interval":"Skullrockian","Type":"Cambrian Regional Age","Range":"North America","FAD":488.3,"LAD":482.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Extends to Ordovician","Order":319}
{"Interval":"Waucoban","Type":"Cambrian Regional Age","Range":"North America","FAD":520.3,"LAD":514.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Montezuman + Dyeran (Sundberg 2005. THE TOPAZAN STAGE, A NEW LAURENTIAN STAGE (LINCOLNIAN SERIES-''MIDDLE'' CAMBRIAN)","Order":320}
{"Interval":"Lincolnian","Type":"Cambrian Regional Age","Range":"North America","FAD":511.3,"LAD":497,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Guzhangian (GTS 2020)","Notes":"Delamaran - Marjuman (Sundberg 2005. THE TOPAZAN STAGE, A NEW LAURENTIAN STAGE (LINCOLNIAN SERIES-''MIDDLE'' CAMBRIAN)","Order":321}
{"Interval":"Millardan","Type":"Cambrian Regional Age","Range":"North America","FAD":497,"LAD":488.3,"FAD_basis":"Eq. to base of ICS Paibian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"Steptoean + Sunwaptan (Sundberg 2005. THE TOPAZAN STAGE, A NEW LAURENTIAN STAGE (LINCOLNIAN SERIES-''MIDDLE'' CAMBRIAN)","Order":322}
{"Interval":"Albertan","Type":"Cambrian Regional Age","Range":"North America","FAD":514.5,"LAD":504.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Between the Waucoban and Croixian: Landing et al (2020). (Re)proposal of three Cambrian Subsystems and their Geochronology","Order":323}
{"Interval":"Dresbachian","Type":"Cambrian Regional Age","Range":"North America","FAD":504.5,"LAD":497,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Older term for Marjuman","Order":324}
{"Interval":"Franconian","Type":"Cambrian Regional Age","Range":"North America","FAD":497,"LAD":488.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Older term for Steptoan","Order":325}
{"Interval":"Trempealeauan","Type":"Cambrian Regional Age","Range":"North America","FAD":488.6,"LAD":488.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Older term for Sunwaptan","Order":326}
{"Interval":"Croixian","Type":"Cambrian Regional Age","Range":"North America","FAD":504.5,"LAD":488.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Dresbachian - Trempealeauan","Order":327}
{"Interval":"Cordubian","Type":"Cambrian Regional Age","Range":"Iberia/Morocco","FAD":536.2,"LAD":521,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Stage 2 (GTS 2020)","Notes":"","Order":328}
{"Interval":"Issendalenian","Type":"Cambrian Regional Age","Range":"Iberia/Morocco","FAD":521,"LAD":519.1,"FAD_basis":"Eq. to base of ICS Stage 3 (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":329}
{"Interval":"Banian","Type":"Cambrian Regional Age","Range":"Iberia/Morocco","FAD":519.1,"LAD":514.5,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Stage 3 (GTS 2020)","Notes":"","Order":330}
{"Interval":"Agdzian","Type":"Cambrian Regional Age","Range":"Iberia/Morocco","FAD":514.5,"LAD":505.5,"FAD_basis":"Eq. to base of ICS Stage 4 (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":331}
{"Interval":"Caesar-Augustan","Type":"Cambrian Regional Age","Range":"Iberia/Morocco","FAD":505.5,"LAD":502,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":332}
{"Interval":"Languedocian","Type":"Cambrian Regional Age","Range":"Iberia/Morocco","FAD":502,"LAD":497,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Guzhangian (GTS 2020)","Notes":"","Order":333}
{"Interval":"Furongian","Type":"Cambrian Regional Age","Range":"Iberia/Morocco","FAD":497,"LAD":486.85,"FAD_basis":"Eq. to ICS Furongian (GTS 2020)","LAD_basis":"Eq. to ICS Furongian (GTS 2020)","Notes":"","Order":334}
{"Interval":"Atlasian","Type":"Cambrian Regional Age","Range":"Iberia/Morocco","FAD":521,"LAD":514.5,"FAD_basis":"Eq. to base of ICS Stage 3 (GTS 2020)","LAD_basis":"Eq. to top of ICS Stage 3 (GTS 2020)","Notes":"Issendalenian + Banian (Streng and Geyer (2019). Middle Cambrian Bradoriida (Arthropoda) from the Franconian Forest, Germany, with a review of the bradoriids described from West Gondwana and a revision of material from Baltica","Order":335}
{"Interval":"Celtiberian","Type":"Cambrian Regional Age","Range":"Iberia/Morocco","FAD":514.5,"LAD":497,"FAD_basis":"Eq. to top of ICS Stage 3 (GTS 2020)","LAD_basis":"Eq. to top of ICS Guzhangian (GTS 2020)","Notes":"Agdzian - Languedocian (Streng and Geyer (2019). Middle Cambrian Bradoriida (Arthropoda) from the Franconian Forest, Germany, with a review of the bradoriids described from West Gondwana and a revision of material from Baltica","Order":336}
{"Interval":"Placentian","Type":"Cambrian Regional Age","Range":"West Avalonia","FAD":538.8,"LAD":517.3,"FAD_basis":"Eq. to base of ICS Cambrian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":337}
{"Interval":"Branchian","Type":"Cambrian Regional Age","Range":"West Avalonia","FAD":517.3,"LAD":509,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Stage 4 (GTS 2020)","Notes":"","Order":338}
{"Interval":"Acadian","Type":"Cambrian Regional Age","Range":"West Avalonia","FAD":509,"LAD":498.4,"FAD_basis":"Eq. to base of ICS Wulian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":339}
{"Interval":"Arcadian","Type":"Cambrian Regional Age","Range":"West Avalonia","FAD":509,"LAD":498.4,"FAD_basis":"Eq. to base of ICS Wulian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":340}
{"Interval":"Merionethian","Type":"Cambrian Regional Age","Range":"West Avalonia","FAD":498.4,"LAD":486.85,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Cambrian (GTS 2020)","Notes":"","Order":341}
{"Interval":"Merioneth","Type":"Cambrian Regional Age","Range":"West Avalonia","FAD":498.4,"LAD":486.85,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Cambrian (GTS 2020)","Notes":"","Order":342}
{"Interval":"Lenian","Type":"Cambrian Regional Age","Range":"North America","FAD":516,"LAD":511.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Above the Atdabanian, below the middle Cambrian","Order":343}
{"Interval":"Taijangian","Type":"Cambrian Regional Age","Range":"China","FAD":510.4,"LAD":504.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Eq. to Amgan","Order":344}
{"Interval":"Comley","Type":"Cambrian Regional Age","Range":"Britain","FAD":520.3,"LAD":511.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":345}
{"Interval":"Caerfai","Type":"Cambrian Regional Age","Range":"Britain","FAD":520.3,"LAD":511.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Eq. to Waucoban","Order":346}
{"Interval":"Solvan","Type":"Cambrian Regional Age","Range":"Britain","FAD":514.5,"LAD":500.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Global stages 4 + Drumian","Order":347}
{"Interval":"St Davids","Type":"Cambrian Regional Age","Range":"Britain","FAD":514.5,"LAD":504.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Eq. to Albertan","Order":348}
{"Interval":"Maentwrogian","Type":"Cambrian Regional Age","Range":"Britain","FAD":497,"LAD":494.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Eq. to the Payntonian + Datsonian","Order":349}
{"Interval":"Maentwrongian","Type":"Cambrian Regional Age","Range":"Britain","FAD":497,"LAD":494.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Eq. to the Payntonian + Datsonian","Order":350}
{"Interval":"Ffestiniogian","Type":"Cambrian Regional Age","Range":"Britain","FAD":494.2,"LAD":491,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Eq. to the Iverian","Order":351}
{"Interval":"Dolgellian","Type":"Cambrian Regional Age","Range":"Britain","FAD":491,"LAD":487,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Eq. to the Idamean","Order":352}
{"Interval":"Taoyuanian","Type":"Cambrian Regional Age","Range":"China","FAD":494.2,"LAD":486.85,"FAD_basis":"Eq. in GTS 2004 to base of Iverian (GTS 2020)","LAD_basis":"Eq. to top of ICS Cambrian (GTS 2020)","Notes":"","Order":353}
{"Interval":"Early Cambrian","Type":"Cambrian Regional Age","Range":"Informal","FAD":538.8,"LAD":514.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":354}
{"Interval":"Tremadoc","Type":"Ordovician Regional Age","Range":"Britain","FAD":486.5,"LAD":477.08,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Tremadocian (GTS 2020)","Notes":"","Order":355}
{"Interval":"Arenig","Type":"Ordovician Regional Age","Range":"Britain","FAD":477.08,"LAD":468.1,"FAD_basis":"Eq. to base of ICS Floian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":356}
{"Interval":"Llanvirn","Type":"Ordovician Regional Age","Range":"Britain","FAD":468.1,"LAD":458.18,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Darriwilian (GTS 2020)","Notes":"","Order":357}
{"Interval":"Llanvirnian","Type":"Ordovician Regional Age","Range":"Britain","FAD":468.1,"LAD":458.18,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Darriwilian (GTS 2020)","Notes":"","Order":358}
{"Interval":"Early Llanvirn","Type":"Ordovician Regional Age","Range":"Britain","FAD":468.1,"LAD":463.5,"FAD_basis":"PBDB","LAD_basis":"PBDB","Notes":"","Order":359}
{"Interval":"Late Llanvirn","Type":"Ordovician Regional Age","Range":"Britain","FAD":463.5,"LAD":460.9,"FAD_basis":"PBDB","LAD_basis":"PBDB","Notes":"","Order":360}
{"Interval":"Caradoc","Type":"Ordovician Regional Age","Range":"Britain","FAD":458.18,"LAD":449.8,"FAD_basis":"Eq. to base of ICS Sandbian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":361}
{"Interval":"Caradocian","Type":"Ordovician Regional Age","Range":"Britain","FAD":458.18,"LAD":449.8,"FAD_basis":"Eq. to base of ICS Sandbian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":362}
{"Interval":"Ashgill","Type":"Ordovician Regional Age","Range":"Britain","FAD":449.8,"LAD":443.07,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Ordovician (GTS 2020)","Notes":"","Order":363}
{"Interval":"Ashgillian","Type":"Ordovician Regional Age","Range":"Britain","FAD":449.8,"LAD":443.07,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Ordovician (GTS 2020)","Notes":"","Order":364}
{"Interval":"Cressagian","Type":"Ordovician Regional Age","Range":"Britain","FAD":486.5,"LAD":482,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":365}
{"Interval":"Migneintian","Type":"Ordovician Regional Age","Range":"Britain","FAD":482,"LAD":477.08,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Tremadocian (GTS 2020)","Notes":"","Order":366}
{"Interval":"Moridunian","Type":"Ordovician Regional Age","Range":"Britain","FAD":477.08,"LAD":474.9,"FAD_basis":"Eq. to base of ICS Floian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":367}
{"Interval":"Whitlandian","Type":"Ordovician Regional Age","Range":"Britain","FAD":474.9,"LAD":470.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":368}
{"Interval":"Fennian","Type":"Ordovician Regional Age","Range":"Britain","FAD":470.8,"LAD":468.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":369}
{"Interval":"Abereiddian","Type":"Ordovician Regional Age","Range":"Britain","FAD":468.1,"LAD":461.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":370}
{"Interval":"Llandeilian","Type":"Ordovician Regional Age","Range":"Britain","FAD":461.2,"LAD":458.18,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Darriwilian (GTS 2020)","Notes":"","Order":371}
{"Interval":"Llandeilo","Type":"Ordovician Regional Age","Range":"Britain","FAD":461.2,"LAD":458.18,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Darriwilian (GTS 2020)","Notes":"","Order":372}
{"Interval":"Early Llandeilo","Type":"Ordovician Regional Age","Range":"Britain","FAD":461.2,"LAD":460,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"","Order":373}
{"Interval":"Middle Llandeilo","Type":"Ordovician Regional Age","Range":"Britain","FAD":460,"LAD":459,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"","Order":374}
{"Interval":"Late Llandeilo","Type":"Ordovician Regional Age","Range":"Britain","FAD":459,"LAD":458.18,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"","Order":375}
{"Interval":"Aurelucian","Type":"Ordovician Regional Age","Range":"Britain","FAD":458.18,"LAD":456.7,"FAD_basis":"Eq. to base of ICS Sandbian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":376}
{"Interval":"Burrellian","Type":"Ordovician Regional Age","Range":"Britain","FAD":456.7,"LAD":452.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":377}
{"Interval":"Cheneyan","Type":"Ordovician Regional Age","Range":"Britain","FAD":452.5,"LAD":451.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":378}
{"Interval":"Streffordian","Type":"Ordovician Regional Age","Range":"Britain","FAD":451.3,"LAD":449.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":379}
{"Interval":"Pusgillian","Type":"Ordovician Regional Age","Range":"Britain","FAD":449.9,"LAD":449.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":380}
{"Interval":"Cautleyan","Type":"Ordovician Regional Age","Range":"Britain","FAD":449.2,"LAD":448.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":381}
{"Interval":"Rawtheyan","Type":"Ordovician Regional Age","Range":"Britain","FAD":448.8,"LAD":445.21,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Katian (GTS 2020)","Notes":"","Order":382}
{"Interval":"Hirnantian","Type":"Ordovician Regional Age","Range":"Britain","FAD":445.21,"LAD":443.07,"FAD_basis":"Eq. to ICS Hirnantian (GTS 2020)","LAD_basis":"Eq. to ICS Hirnantian (GTS 2020)","Notes":"","Order":383}
{"Interval":"Warendan","Type":"Cambrian Regional Age","Range":"Australia","FAD":487,"LAD":484.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Extends into Cambrian","Order":384}
{"Interval":"Lancefieldian","Type":"Ordovician Regional Age","Range":"Australasia","FAD":484.4,"LAD":474.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":385}
{"Interval":"Bendigonian","Type":"Ordovician Regional Age","Range":"Australasia","FAD":474.9,"LAD":473.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":386}
{"Interval":"Chewtonian","Type":"Ordovician Regional Age","Range":"Australasia","FAD":473.2,"LAD":471.26,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Floian (GTS 2020)","Notes":"","Order":387}
{"Interval":"Castlemanian","Type":"Ordovician Regional Age","Range":"Australasia","FAD":471.26,"LAD":470.5,"FAD_basis":"Eq. to base of ICS Dapingian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":388}
{"Interval":"Castlemainian","Type":"Ordovician Regional Age","Range":"Australasia","FAD":471.26,"LAD":470.5,"FAD_basis":"Eq. to base of ICS Dapingian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":389}
{"Interval":"Yapeenian","Type":"Ordovician Regional Age","Range":"Australasia","FAD":470.5,"LAD":469.42,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Dapingian (GTS 2020)","Notes":"","Order":390}
{"Interval":"Darriwilian","Type":"Ordovician Regional Age","Range":"Australasia","FAD":469.42,"LAD":458.18,"FAD_basis":"Eq. to ICS Darriwilian (GTS 2020)","LAD_basis":"Eq. to ICS Darriwilian (GTS 2020)","Notes":"","Order":391}
{"Interval":"Gisbornian","Type":"Ordovician Regional Age","Range":"Australasia","FAD":458.18,"LAD":452.75,"FAD_basis":"Eq. to ICS Sandbian (GTS 2020)","LAD_basis":"Eq. to ICS Sandbian (GTS 2020)","Notes":"","Order":392}
{"Interval":"Eastonian","Type":"Ordovician Regional Age","Range":"Australasia","FAD":452.75,"LAD":449.5,"FAD_basis":"Eq. to base of ICS Katian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":393}
{"Interval":"Bolindian","Type":"Ordovician Regional Age","Range":"Australasia","FAD":449.5,"LAD":443.07,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Ordovician (GTS 2020)","Notes":"","Order":394}
{"Interval":"Oeland","Type":"Ordovician Regional Age","Range":"Baltica","FAD":486.5,"LAD":464.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":395}
{"Interval":"Viru","Type":"Ordovician Regional Age","Range":"Baltica","FAD":464.5,"LAD":450.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":396}
{"Interval":"Harju","Type":"Ordovician Regional Age","Range":"Baltica","FAD":450.4,"LAD":443.07,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Ordovician (GTS 2020)","Notes":"","Order":397}
{"Interval":"Pakerort","Type":"Ordovician Regional Age","Range":"Baltica","FAD":486.5,"LAD":481.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":398}
{"Interval":"Varangu","Type":"Ordovician Regional Age","Range":"Baltica","FAD":481.9,"LAD":481.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":399}
{"Interval":"Hunneberg","Type":"Ordovician Regional Age","Range":"Baltica","FAD":481.2,"LAD":474.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":400}
{"Interval":"Billingen","Type":"Ordovician Regional Age","Range":"Baltica","FAD":474.9,"LAD":471.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":401}
{"Interval":"Latorp","Type":"Ordovician Regional Age","Range":"Baltica","FAD":481.2,"LAD":471.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Billingen + Hunneberg: Berg-Madsen (1987). A new cyclocystoid from the Lower Ordovician of Oland Sweden","Order":402}
{"Interval":"Volkhov","Type":"Ordovician Regional Age","Range":"Baltica","FAD":471.2,"LAD":469.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":403}
{"Interval":"Volkhovian","Type":"Ordovician Regional Age","Range":"Baltica","FAD":471.2,"LAD":469.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":404}
{"Interval":"Saka","Type":"Ordovician Regional Age","Range":"Baltica","FAD":471.2,"LAD":471,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"Uutela and Sarjeant (2000). The Ordovician acritarch genera Tranvikium and Ampullula: their relationship and taxonomy","Order":405}
{"Interval":"Vaana","Type":"Ordovician Regional Age","Range":"Baltica","FAD":471,"LAD":470.5,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"Uutela and Sarjeant (2000). The Ordovician acritarch genera Tranvikium and Ampullula: their relationship and taxonomy","Order":406}
{"Interval":"Langevoja","Type":"Ordovician Regional Age","Range":"Baltica","FAD":470.5,"LAD":469.42,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Division of Volkhov. Dp3-Dw1 in Servais et al (2017). First Appearance Datums (FADs) of selected acritarch taxa and correlation between Lower and Middle Ordovician stages","Order":407}
{"Interval":"Hunderum","Type":"Ordovician Regional Age","Range":"Baltica","FAD":469.42,"LAD":469.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Division of Kunda: Leonus variabilis zone in Mellgren et al (2012). Conodont dating of the Middle Ordovician breccia cap-rock limestone on Osmussaar Island, Northwestern Estonia","Order":408}
{"Interval":"Valaste","Type":"Ordovician Regional Age","Range":"Baltica","FAD":469.1,"LAD":466,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Division of Kunda. Top at lower portion of the Eoplacognathus pseudoplanus zone: Tinn et al (2006). Arenig (Middle Ordovician) ostracods from Baltoscandia: Fauna, assemblages and biofacies","Order":409}
{"Interval":"Aluoja","Type":"Ordovician Regional Age","Range":"Baltica","FAD":466,"LAD":464.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Division of Kunda: Top is top of Kunda","Order":410}
{"Interval":"Kunda","Type":"Ordovician Regional Age","Range":"Baltica","FAD":469.3,"LAD":464.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":411}
{"Interval":"Aseri","Type":"Ordovician Regional Age","Range":"Baltica","FAD":464.5,"LAD":461.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":412}
{"Interval":"Lasnamagi","Type":"Ordovician Regional Age","Range":"Baltica","FAD":461.5,"LAD":459.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":413}
{"Interval":"Uhaku","Type":"Ordovician Regional Age","Range":"Baltica","FAD":459.9,"LAD":458,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":414}
{"Interval":"Kukruse","Type":"Ordovician Regional Age","Range":"Baltica","FAD":458,"LAD":456.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":415}
{"Interval":"Haljala","Type":"Ordovician Regional Age","Range":"Baltica","FAD":456.9,"LAD":454,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":416}
{"Interval":"Idavere","Type":"Ordovician Regional Age","Range":"Baltica","FAD":456.9,"LAD":456,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"Substage of Haljala","Order":417}
{"Interval":"Johvi","Type":"Ordovician Regional Age","Range":"Baltica","FAD":456,"LAD":454,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"Substage of Haljala","Order":418}
{"Interval":"Keila","Type":"Ordovician Regional Age","Range":"Baltica","FAD":454,"LAD":452.75,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to ICS Sandbian (GTS 2020)","Notes":"","Order":419}
{"Interval":"Oandu","Type":"Ordovician Regional Age","Range":"Baltica","FAD":452.75,"LAD":451.9,"FAD_basis":"Eq. to base of ICS Katian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":420}
{"Interval":"Rakvere","Type":"Ordovician Regional Age","Range":"Baltica","FAD":451.9,"LAD":450.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":421}
{"Interval":"Nabala","Type":"Ordovician Regional Age","Range":"Baltica","FAD":450.4,"LAD":449.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":422}
{"Interval":"Vormsi","Type":"Ordovician Regional Age","Range":"Baltica","FAD":449.9,"LAD":449.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":423}
{"Interval":"Pirgu","Type":"Ordovician Regional Age","Range":"Baltica","FAD":449.5,"LAD":445.21,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Katian (GTS 2020)","Notes":"","Order":424}
{"Interval":"Porkuni","Type":"Ordovician Regional Age","Range":"Baltica","FAD":445.21,"LAD":443.07,"FAD_basis":"Eq. to ICS Hirnantian (GTS 2020)","LAD_basis":"Eq. to top of ICS Ordovician (GTS 2020)","Notes":"","Order":425}
{"Interval":"Ibexian","Type":"Ordovician Regional Age","Range":"North America","FAD":488.3,"LAD":471.26,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Floian (GTS 2020)","Notes":"Extends to Cambrian","Order":426}
{"Interval":"Whiterockian","Type":"Ordovician Regional Age","Range":"North America","FAD":471.26,"LAD":457.2,"FAD_basis":"Eq. to base of ICS Dapingian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":427}
{"Interval":"White Rock","Type":"Ordovician Regional Age","Range":"North America","FAD":471.26,"LAD":457.2,"FAD_basis":"Eq. to base of ICS Dapingian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":428}
{"Interval":"Whiterock","Type":"Ordovician Regional Age","Range":"North America","FAD":471.26,"LAD":457.2,"FAD_basis":"Eq. to base of ICS Dapingian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":429}
{"Interval":"Mohawkian","Type":"Ordovician Regional Age","Range":"North America","FAD":457.2,"LAD":451.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":430}
{"Interval":"Cincinnatian","Type":"Ordovician Regional Age","Range":"North America","FAD":451.2,"LAD":443.07,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Ordovician (GTS 2020)","Notes":"","Order":431}
{"Interval":"Skullrockian","Type":"Ordovician Regional Age","Range":"North America","FAD":488.3,"LAD":482.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Extends to Cambrian","Order":432}
{"Interval":"Stairsian","Type":"Ordovician Regional Age","Range":"North America","FAD":482.4,"LAD":481,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":433}
{"Interval":"Tulean","Type":"Ordovician Regional Age","Range":"North America","FAD":481,"LAD":474.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":434}
{"Interval":"Blackhillsian","Type":"Ordovician Regional Age","Range":"North America","FAD":474.9,"LAD":471.26,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Floian (GTS 2020)","Notes":"","Order":435}
{"Interval":"Blackhillian","Type":"Ordovician Regional Age","Range":"North America","FAD":474.9,"LAD":471.26,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Floian (GTS 2020)","Notes":"","Order":436}
{"Interval":"Rangerian","Type":"Ordovician Regional Age","Range":"North America","FAD":471.26,"LAD":470.5,"FAD_basis":"Eq. to base of ICS Dapingian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":437}
{"Interval":"GAP","Type":"Ordovician Regional Age","Range":"North America","FAD":470.5,"LAD":457.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":438}
{"Interval":"Turinian","Type":"Ordovician Regional Age","Range":"North America","FAD":457.2,"LAD":453.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":439}
{"Interval":"Chatfieldian","Type":"Ordovician Regional Age","Range":"North America","FAD":453.8,"LAD":451.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":440}
{"Interval":"Edenian","Type":"Ordovician Regional Age","Range":"North America","FAD":451.2,"LAD":450.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":441}
{"Interval":"Maysvillian","Type":"Ordovician Regional Age","Range":"North America","FAD":450.4,"LAD":449.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":442}
{"Interval":"Maysville","Type":"Ordovician Regional Age","Range":"North America","FAD":450.4,"LAD":449.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":443}
{"Interval":"Richmondian","Type":"Ordovician Regional Age","Range":"North America","FAD":449.9,"LAD":445.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":444}
{"Interval":"Richmond","Type":"Ordovician Regional Age","Range":"North America","FAD":449.9,"LAD":445.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":445}
{"Interval":"Gamachian","Type":"Ordovician Regional Age","Range":"North America","FAD":445.7,"LAD":443.07,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Ordovician (GTS 2020)","Notes":"","Order":446}
{"Interval":"Gamach","Type":"Ordovician Regional Age","Range":"North America","FAD":445.7,"LAD":443.07,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Ordovician (GTS 2020)","Notes":"","Order":447}
{"Interval":"Canadian","Type":"Ordovician Regional Age","Range":"North America","FAD":488.3,"LAD":471.26,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Floian (GTS 2020)","Notes":"Older term for the Ibexian: Ross et al (1993). The Ibexian Series (Lower Ordovician), a replacement for \"Canadian Series\" in North American chronostratigraphy","Order":448}
{"Interval":"Gasconadian","Type":"Ordovician Regional Age","Range":"North America","FAD":488.3,"LAD":482.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Older term for the Skullrockian","Order":449}
{"Interval":"Demingian","Type":"Ordovician Regional Age","Range":"North America","FAD":482.4,"LAD":481,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Older term for the Stairsean","Order":450}
{"Interval":"Deming","Type":"Ordovician Regional Age","Range":"North America","FAD":482.4,"LAD":481,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Older term for the Stairsean","Order":451}
{"Interval":"Jeffersonian","Type":"Ordovician Regional Age","Range":"North America","FAD":481,"LAD":474.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Older term for the Tulean","Order":452}
{"Interval":"Jefferson","Type":"Ordovician Regional Age","Range":"North America","FAD":481,"LAD":474.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Older term for the Tulean","Order":453}
{"Interval":"Cassinian","Type":"Ordovician Regional Age","Range":"North America","FAD":474.9,"LAD":471.26,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Older term for the Blackhillsian","Order":454}
{"Interval":"Kanoshian","Type":"Ordovician Regional Age","Range":"North America","FAD":470.5,"LAD":460.6,"FAD_basis":"Eq. in Leslie and Lehnert (2005) to the top of the Rangerian","LAD_basis":"Cf. in Leslie and Lehnert (2005) to the lower portion of the Cahabgnathus friendsvillensis zone (GTS 2020)","Notes":"Leslie and Lenhert (2005). MIDDLE ORDOVICIAN (CHAZYAN) SEA-LEVEL CHANGES AND THE EVOLUTION OF THE ORDOVICIAN CONODONT GENUS CAHABAGNATHUS BERGSTROM, 1983","Order":455}
{"Interval":"Champlainian","Type":"Ordovician Regional Age","Range":"North America","FAD":474.9,"LAD":451.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Chazyan + Mohawkian. Also Blackriveran + Trentonian","Order":456}
{"Interval":"Chazyan","Type":"Ordovician Regional Age","Range":"North America","FAD":460.6,"LAD":457.2,"FAD_basis":"Eq. in Leslie and Lehnert (2005) to the top of the Kanoshian","LAD_basis":"Eq. in Leslie and Lehnert (2005) to the base of the Turinian of the Kanoshian","Notes":"","Order":457}
{"Interval":"Chazy","Type":"Ordovician Regional Age","Range":"North America","FAD":460.6,"LAD":457.2,"FAD_basis":"Eq. in Leslie and Lehnert (2005) to the top of the Kanoshian","LAD_basis":"Eq. in Leslie and Lehnert (2005) to the base of the Turinian of the Kanoshian","Notes":"","Order":458}
{"Interval":"Dayan","Type":"Ordovician Regional Age","Range":"North America","FAD":460.6,"LAD":459,"FAD_basis":"Interpolation","LAD_basis":"Interpolation","Notes":"Division of the Chazyan. KAY, M. (1962). CLASSIFICATION OF ORDOVICIAN CHAZYAN SHELLY AND GRAPTOLITE SEQUENCES FROM CENTRAL NEVADA. Geological Society of America Bulletin, 73(11), 1421. doi:10.1130/0016-7606(1962)73[1421:coocsa]2.0.co;2 ","Order":459}
{"Interval":"Crownian","Type":"Ordovician Regional Age","Range":"North America","FAD":459,"LAD":458,"FAD_basis":"Interpolation","LAD_basis":"Interpolation","Notes":"Division of the Chazyan. KAY, M. (1962). CLASSIFICATION OF ORDOVICIAN CHAZYAN SHELLY AND GRAPTOLITE SEQUENCES FROM CENTRAL NEVADA. Geological Society of America Bulletin, 73(11), 1421. doi:10.1130/0016-7606(1962)73[1421:coocsa]2.0.co;2; https://paleoarchive.com/literature/Kay1960-OrdovicianSystemNorthAmerica.pdf","Order":460}
{"Interval":"Valcourian","Type":"Ordovician Regional Age","Range":"North America","FAD":458,"LAD":457.2,"FAD_basis":"Interpolation","LAD_basis":"Interpolation","Notes":"Division of the Chazyan. KAY, M. (1962). CLASSIFICATION OF ORDOVICIAN CHAZYAN SHELLY AND GRAPTOLITE SEQUENCES FROM CENTRAL NEVADA. Geological Society of America Bulletin, 73(11), 1421. doi:10.1130/0016-7606(1962)73[1421:coocsa]2.0.co;2; https://paleoarchive.com/literature/Kay1960-OrdovicianSystemNorthAmerica.pdf","Order":461}
{"Interval":"Blackriveran","Type":"Ordovician Regional Age","Range":"North America","FAD":474.9,"LAD":471.26,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Between the Tulean and Rangerian, so equivalent to the Blackhillsian: Candela (2015). V","Order":462}
{"Interval":"Black River","Type":"Ordovician Regional Age","Range":"North America","FAD":474.9,"LAD":471.26,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Between the Tulean and Rangerian, so equivalent to the Blackhillsian: Candela (2015). V","Order":463}
{"Interval":"Pamelian","Type":"Ordovician Regional Age","Range":"North America","FAD":474.9,"LAD":473.5,"FAD_basis":"Interpolation","LAD_basis":"Interpolation","Notes":"Divisions of the Blackriveranhttps://paleoarchive.com/literature/Kay1960-OrdovicianSystemNorthAmerica.pdf","Order":464}
{"Interval":"Lowvillian","Type":"Ordovician Regional Age","Range":"North America","FAD":473.5,"LAD":472.5,"FAD_basis":"Interpolation","LAD_basis":"Interpolation","Notes":"Division of the Blackriveran: https://paleoarchive.com/literature/Kay1960-OrdovicianSystemNorthAmerica.pdf","Order":465}
{"Interval":"Chaumontian","Type":"Ordovician Regional Age","Range":"North America","FAD":472.5,"LAD":471.26,"FAD_basis":"Interpolation","LAD_basis":"Interpolation","Notes":"Division of the Blackriveran: https://paleoarchive.com/literature/Kay1960-OrdovicianSystemNorthAmerica.pdf","Order":466}
{"Interval":"Trentonian","Type":"Ordovician Regional Age","Range":"North America","FAD":453.8,"LAD":450.4,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"Equivalent to the Chatfieldian","Order":467}
{"Interval":"Rocklandian","Type":"Ordovician Regional Age","Range":"North America","FAD":453.8,"LAD":453.3,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"Division of the Trentonian: Swain, F. M. (1996). Ostracode speciation following Middle Ordovician extinction events, north central United States. Geological Society, London, Special Publications, 102(1), 97-104. doi:10.1144/gsl.sp.1996.001.01.07 ","Order":468}
{"Interval":"Rockland","Type":"Ordovician Regional Age","Range":"North America","FAD":453.8,"LAD":453.3,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"Division of the Trentonian: Swain, F. M. (1996). Ostracode speciation following Middle Ordovician extinction events, north central United States. Geological Society, London, Special Publications, 102(1), 97-104. doi:10.1144/gsl.sp.1996.001.01.07 ","Order":469}
{"Interval":"Kirkfieldian","Type":"Ordovician Regional Age","Range":"North America","FAD":453.3,"LAD":452.6,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"Division of the Trentonian: Swain, F. M. (1996). Ostracode speciation following Middle Ordovician extinction events, north central United States. Geological Society, London, Special Publications, 102(1), 97-104. doi:10.1144/gsl.sp.1996.001.01.07 ","Order":470}
{"Interval":"Shorehamian","Type":"Ordovician Regional Age","Range":"North America","FAD":452.6,"LAD":452,"FAD_basis":"Ref","LAD_basis":"Interpolated","Notes":"Division of the Trentonian: Swain, F. M. (1996). Ostracode speciation following Middle Ordovician extinction events, north central United States. Geological Society, London, Special Publications, 102(1), 97-104. doi:10.1144/gsl.sp.1996.001.01.07 ","Order":471}
{"Interval":"Demarkian","Type":"Ordovician Regional Age","Range":"North America","FAD":453.8,"LAD":451.2,"FAD_basis":"Interpolated","LAD_basis":"Base of the Edenian","Notes":"Division of the Trentonian","Order":472}
{"Interval":"Nealmontian","Type":"Ordovician Regional Age","Range":"North America","FAD":453.8,"LAD":452.6,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"Rocklandian + Kirkfieldian","Order":473}
{"Interval":"Shermanian","Type":"Ordovician Regional Age","Range":"North America","FAD":452.6,"LAD":451.2,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"Shorehamian + Denmarkian","Order":474}
{"Interval":"Sherman","Type":"Ordovician Regional Age","Range":"North America","FAD":452.6,"LAD":451.2,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"Shorehamian + Denmarkian","Order":475}
{"Interval":"Pictonian","Type":"Ordovician Regional Age","Range":"North America","FAD":451.2,"LAD":450.4,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"Division of the Trentonian, possibly equivalent to the Edenian","Order":476}
{"Interval":"Ashbyan","Type":"Ordovician Regional Age","Range":"North America","FAD":460.6,"LAD":459,"FAD_basis":"Eq. to lower Chazyan","LAD_basis":"Eq. to lower Chazyan","Notes":"","Order":477}
{"Interval":"Wildernessian","Type":"Ordovician Regional Age","Range":"North America","FAD":458.18,"LAD":452.75,"FAD_basis":"Eq. to ICS Sandbian (GTS 2020)","LAD_basis":"Eq. to ICS Sandbian (GTS 2020)","Notes":"","Order":478}
{"Interval":"Franklinian","Type":"Ordovician Regional Age","Range":"North America","FAD":460.9,"LAD":449.5,"FAD_basis":"PBDB","LAD_basis":"PBDB","Notes":"","Order":479}
{"Interval":"Marmor","Type":"Ordovician Regional Age","Range":"North America","FAD":461.5,"LAD":459.9,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"Eq. to Lasnamagi in Harper (1981). Harper, D.A.T. The brachiopod Stenocamara from the Ordovician of Smola, Norway. Norsk Geologisk Tidsskrift, Vol. 61, pp. 149-152","Order":480}
{"Interval":"Velfreyan","Type":"Ordovician Regional Age","Range":"Britain (substage)","FAD":458.18,"LAD":457,"FAD_basis":"Interpolation","LAD_basis":"Interpolation","Notes":"Gutierrez-Marco, J. C., Sa, A. A., Garcia-Bellido, D. C., & Rabano, I. (2016). The Bohemo-Iberian regional chronostratigraphical scale for the Ordovician System and palaeontological correlations within South Gondwana. Lethaia, 50(2), 258-295. doi:10.1111/let.12197 ","Order":481}
{"Interval":"Costonian","Type":"Ordovician Regional Age","Range":"Britain (substage)","FAD":457,"LAD":456.7,"FAD_basis":"Interpolation","LAD_basis":"Interpolation","Notes":"","Order":482}
{"Interval":"Harnagian","Type":"Ordovician Regional Age","Range":"Britain (substage)","FAD":456.7,"LAD":455,"FAD_basis":"Interpolation","LAD_basis":"Interpolation","Notes":"","Order":483}
{"Interval":"Soudleyan","Type":"Ordovician Regional Age","Range":"Britain (substage)","FAD":455,"LAD":453,"FAD_basis":"Interpolation","LAD_basis":"Interpolation","Notes":"","Order":484}
{"Interval":"Longvillian","Type":"Ordovician Regional Age","Range":"Britain (substage)","FAD":453,"LAD":452.5,"FAD_basis":"Interpolation","LAD_basis":"Interpolation","Notes":"","Order":485}
{"Interval":"Woolstonian","Type":"Ordovician Regional Age","Range":"Britain (substage)","FAD":452.5,"LAD":452,"FAD_basis":"Interpolation","LAD_basis":"Interpolation","Notes":"","Order":486}
{"Interval":"Marshbrookian","Type":"Ordovician Regional Age","Range":"Britain (substage)","FAD":452,"LAD":451.3,"FAD_basis":"Interpolation","LAD_basis":"Interpolation","Notes":"","Order":487}
{"Interval":"Actonian","Type":"Ordovician Regional Age","Range":"Britain (substage)","FAD":451.3,"LAD":450.7,"FAD_basis":"Interpolation","LAD_basis":"Interpolation","Notes":"","Order":488}
{"Interval":"Onnian","Type":"Ordovician Regional Age","Range":"Britain (substage)","FAD":450.7,"LAD":449.9,"FAD_basis":"Interpolation","LAD_basis":"Interpolation","Notes":"","Order":489}
{"Interval":"Whitwellian","Type":"Ordovician Regional Age","Range":"Britain","FAD":430.62,"LAD":429,"FAD_basis":"Eq. to the top of ICS Sheinwoodian (GTS 2020)","LAD_basis":"Interpolated","Notes":"","Order":490}
{"Interval":"Gleedonian","Type":"Ordovician Regional Age","Range":"Britain","FAD":429,"LAD":426.74,"FAD_basis":"Interpolated","LAD_basis":"Eq. to base of ICS Gorstian (GTS 2020)","Notes":"","Order":491}
{"Interval":"Xinchangian","Type":"Ordovician Regional Age","Range":"China","FAD":485.85,"LAD":477.08,"FAD_basis":"Eq. to ICS Tremadocian (GTS 2020)","LAD_basis":"Eq. to ICS Tremadocian (GTS 2020)","Notes":"","Order":492}
{"Interval":"Yiyangian","Type":"Ordovician Regional Age","Range":"China","FAD":477.08,"LAD":471.26,"FAD_basis":"Eq. to ICS Floian (GTS 2020)","LAD_basis":"Eq. to ICS Floian (GTS 2020)","Notes":"","Order":493}
{"Interval":"Dapingian","Type":"Ordovician Regional Age","Range":"China","FAD":471.26,"LAD":469.42,"FAD_basis":"Eq. to ICS Dapingian (GTS 2020)","LAD_basis":"Eq. to ICS Dapingian (GTS 2020)","Notes":"","Order":494}
{"Interval":"Darriwilian","Type":"Ordovician Regional Age","Range":"China","FAD":469.42,"LAD":458.18,"FAD_basis":"Eq. to ICS Darriwilian (GTS 2020)","LAD_basis":"Eq. to ICS Darriwilian (GTS 2020)","Notes":"","Order":495}
{"Interval":"Neichianshanian","Type":"Ordovician Regional Age","Range":"China","FAD":458.18,"LAD":449.5,"FAD_basis":"Eq. to base of ICS Sandbian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":496}
{"Interval":"Chientangkiangian","Type":"Ordovician Regional Age","Range":"China","FAD":449.5,"LAD":445.21,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Katian (GTS 2020)","Notes":"","Order":497}
{"Interval":"Hirnantian","Type":"Ordovician Regional Age","Range":"China","FAD":445.21,"LAD":443.07,"FAD_basis":"Eq. to ICS Hirnantian (GTS 2020)","LAD_basis":"Eq. to ICS Hirnantian (GTS 2020)","Notes":"","Order":498}
{"Interval":"Ningkuo","Type":"Ordovician Regional Age","Range":"China","FAD":478.6,"LAD":468.1,"FAD_basis":"PBDB","LAD_basis":"PBDB","Notes":"","Order":499}
{"Interval":"Dawan","Type":"Ordovician Regional Age","Range":"China","FAD":478.6,"LAD":468.1,"FAD_basis":"PBDB","LAD_basis":"PBDB","Notes":"","Order":500}
{"Interval":"Wufeng","Type":"Ordovician Regional Age","Range":"China","FAD":452.75,"LAD":445.21,"FAD_basis":"Eq. to the base of ICS Katian (GTS 2020)","LAD_basis":"Eq. to the top of the Paraorthograptus pacificus zone (GTS 2020","Notes":"Wang et al (2020). Stratigraphic framework of the Wufeng-Longmaxi shale in and around the Sichuan Basin, China: Implications for targeting shale gas","Order":501}
{"Interval":"Tremadocian","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":486.85,"LAD":477.08,"FAD_basis":"Eq. to ICS Tremadocian (GTS 2020)","LAD_basis":"Eq. to ICS Tremadocian (GTS 2020)","Notes":"","Order":502}
{"Interval":"Klabava","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":477.08,"LAD":468.1,"FAD_basis":"Formation eq. to the Arenigian","LAD_basis":"Formation eq. to the Arenigian","Notes":"","Order":503}
{"Interval":"Arenigian","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":477.08,"LAD":468.1,"FAD_basis":"Eq. to base of ICS Floian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":504}
{"Interval":"Oretanian","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":468.1,"LAD":459,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":505}
{"Interval":"Dobrotivian","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":459,"LAD":457.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":506}
{"Interval":"Dobrovtia","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":459,"LAD":457.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":507}
{"Interval":"Dobrotiva","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":459,"LAD":457.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":508}
{"Interval":"Liben","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":458.18,"LAD":456.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Lower Sandbian stage slice in Fatka et al (2015). Digestive structures in Ordovician trilobites Colpocoryphe and Flexicalymene from the Barrandian area of Czech Republic","Order":509}
{"Interval":"Letna","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":456.8,"LAD":452.75,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Upper Sandbian stage slice in Fatka et al (2015). Digestive structures in Ordovician trilobites Colpocoryphe and Flexicalymene from the Barrandian area of Czech Republic","Order":510}
{"Interval":"Berounian","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":457.8,"LAD":449.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":511}
{"Interval":"Chrustenician","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":457.8,"LAD":455,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"Division of the Berounian: Robardet and Gutierrez-Marco (2004). The Ordoviciam, Silurian and Devonian sadimentary rocks of the Ossa-Morena Zone (SW Iberian Peninsula, Spain)","Order":512}
{"Interval":"Lodenician","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":455,"LAD":451,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"Division of the Berounian: Robardet and Gutierrez-Marco (2004). The Ordoviciam, Silurian and Devonian sadimentary rocks of the Ossa-Morena Zone (SW Iberian Peninsula, Spain)","Order":513}
{"Interval":"Bohdalecian","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":451,"LAD":449.7,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"Division of the Berounian: Robardet and Gutierrez-Marco (2004). The Ordoviciam, Silurian and Devonian sadimentary rocks of the Ossa-Morena Zone (SW Iberian Peninsula, Spain)","Order":514}
{"Interval":"Vinice","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":455,"LAD":453,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"Fatka et al (2015). Digestive structures in Ordovician trilobites Colpocoryphe and Flexicalymene from the Barrandian area of Czech Republic","Order":515}
{"Interval":"Zahorany","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":453,"LAD":451,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"Fatka et al (2015). Digestive structures in Ordovician trilobites Colpocoryphe and Flexicalymene from the Barrandian area of Czech Republic","Order":516}
{"Interval":"Bohdalec","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":451,"LAD":449.7,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"Division of the Berounian: Robardet and Gutierrez-Marco (2004). The Ordoviciam, Silurian and Devonian sadimentary rocks of the Ossa-Morena Zone (SW Iberian Peninsula, Spain)","Order":517}
{"Interval":"Kralodvonian","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":449.7,"LAD":445.21,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to the base of ICS Hirnantian (GTS 2020)","Notes":"","Order":518}
{"Interval":"Kralodvorian","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":449.7,"LAD":445.21,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to the base of ICS Hirnantian (GTS 2020)","Notes":"","Order":519}
{"Interval":"Kosovian","Type":"Ordovician Regional Age","Range":"Ibero-Bohemia","FAD":445.21,"LAD":443.07,"FAD_basis":"Eq. to the base of ICS Hirnantian (GTS 2020)","LAD_basis":"Eq. to top of ICS Ordovician (GTS 2020)","Notes":"","Order":520}
{"Interval":"Keiloran","Type":"Silurian Regional Age","Range":"Australasia","FAD":443.07,"LAD":436.6,"FAD_basis":"Eq. to base of ICS Silurian (GTS 2020)","LAD_basis":"Ref","Notes":"Zhang et al (2019). Inception and early evolution of the Ordovician Macquarie Arc of Eastern Gondwana margin: Zircon U-Pb-Hf evidence from the Molong Volcanic Belt, Lachlan Orogen","Order":521}
{"Interval":"Eildonian","Type":"Silurian Regional Age","Range":"Australasia","FAD":436.6,"LAD":428.2,"FAD_basis":"Ref","Notes":"Zhang et al (2019). Inception and early evolution of the Ordovician Macquarie Arc of Eastern Gondwana margin: Zircon U-Pb-Hf evidence from the Molong Volcanic Belt, Lachlan Orogen","Order":522}
{"Interval":"Melbournian","Type":"Silurian Regional Age","Range":"Australasia","FAD":428.2,"LAD":419,"LAD_basis":"Eq. to top of ICS Silurian (GTS 2020)","Notes":"","Order":523}
{"Interval":"Juuru","Type":"Silurian Regional Age","Range":"Baltica","FAD":443.07,"LAD":440.8,"FAD_basis":"Eq. to base of ICS Silurian (GTS 2020)","LAD_basis":"Eq. in Musteikis and Cocks (2004) to base of Coronograptus cyphus zone (GTS 2020)","Notes":"Musteikis and Cocks (2004). Strophomenide and orthotetide Silurian brachiopods from the Baltic region, with particular reference to Lithuanian boreholes. Acta Palaeontologica Polonica 49 (3): 455-482.","Order":524}
{"Interval":"Raikkula","Type":"Silurian Regional Age","Range":"Baltica","FAD":440.8,"LAD":438.59,"FAD_basis":"Eq. in Musteikis and Cocks (2004) to base of Coronograptus cyphus zone (GTS 2020)","LAD_basis":"Eq. in Musteikis and Cocks (2004) to top of ICS Aeronian (GTS 2020)","Notes":"","Order":525}
{"Interval":"Adavare","Type":"Silurian Regional Age","Range":"Baltica","FAD":438.59,"LAD":432.93,"FAD_basis":"Eq. in Musteikis and Cocks (2004) to ICS Telychian (GTS 2020)","LAD_basis":"Eq. in Musteikis and Cocks (2004) to ICS Telychian (GTS 2020)","Notes":"","Order":526}
{"Interval":"Adavere","Type":"Silurian Regional Age","Range":"Baltica","FAD":438.59,"LAD":432.93,"FAD_basis":"Eq. in Musteikis and Cocks (2004) to ICS Telychian (GTS 2020)","LAD_basis":"Eq. in Musteikis and Cocks (2004) to ICS Telychian (GTS 2020)","Notes":"","Order":527}
{"Interval":"Jaani","Type":"Silurian Regional Age","Range":"Baltica","FAD":432.93,"LAD":431.9,"FAD_basis":"Eq. in Musteikis and Cocks (2004) to base of ICS Sheinwoodian (GTS 2020)","LAD_basis":"Eq. in Musteikis and Cocks (2004) to base of Monograptus belophorus zone (GTS 2020)","Notes":"","Order":528}
{"Interval":"Jaagarahu","Type":"Silurian Regional Age","Range":"Baltica","FAD":431.9,"LAD":429.05,"FAD_basis":"Eq. in Musteikis and Cocks (2004) to base of Monograptus belophorus zone (GTS 2020)","LAD_basis":"Eq. in Musteikis and Cocks (2004) to top of Cyrtograptus lundgreni zone (GTS 2020)","Notes":"","Order":529}
{"Interval":"Rootsikula","Type":"Silurian Regional Age","Range":"Baltica","FAD":429.05,"LAD":426.74,"FAD_basis":"Eq. in Musteikis and Cocks (2004) to top of Cyrtograptus lundgreni zone (GTS 2020)","LAD_basis":"Eq. in Ausich et al (2012) to the base of ICS Gorstian (GTS 2020)","Notes":"","Order":530}
{"Interval":"Paadla","Type":"Silurian Regional Age","Range":"Baltica","FAD":426.74,"LAD":423.15,"FAD_basis":"Eq. in Ausich et al (2012) to the base of ICS Gorstian (GTS 2020)","LAD_basis":"Eq. in Kaljo et al (1997) to the base of the Formosograptus formosus zone (GTS 2020)","Notes":"Ausich et al (2012). Crinoids from the Silurian of Western Estonia. Acta Palaeontologica Polonica, 57(3):613-631","Order":531}
{"Interval":"Kuressaare","Type":"Silurian Regional Age","Range":"Baltica","FAD":423.15,"LAD":422.73,"FAD_basis":"Eq. in Kaljo et al (1997) to the base of the Formosograptus formosus zone (GTS 2020)","LAD_basis":"Eq. in Kaljo et al (1997) to the top of ICS Ludfordian (GTS 2020)","Notes":"Kaljo, D., Kiipli, T., & Martma, T. (1997). Carbon isotope event markers through the Wenlock-Pridoli sequence at Ohesaare (Estonia) and Priekule (Latvia). Palaeogeography, Palaeoclimatology, Palaeoecology, 132(1-4), 211-223. doi:10.1016/s0031-0182(97)00065-5 ","Order":532}
{"Interval":"Kaugatuma","Type":"Silurian Regional Age","Range":"Baltica","FAD":422.73,"LAD":421.8,"FAD_basis":"Eq. in Kaljo et al (1997) to the base of ICS Pridoli (GTS 2020)","LAD_basis":"Cf. in Kaljo et al (1997) to the middle of the Neocolonograptus lochkovensis zone (GTS 2020)","Notes":"","Order":533}
{"Interval":"Kaugetuma","Type":"Silurian Regional Age","Range":"Baltica","FAD":422.73,"LAD":421.8,"FAD_basis":"Eq. in Kaljo et al (1997) to the base of ICS Pridoli (GTS 2020)","LAD_basis":"Cf. in Kaljo et al (1997) to the middle of the Neocolonograptus lochkovensis zone (GTS 2020)","Notes":"","Order":534}
{"Interval":"Ohesaare","Type":"Silurian Regional Age","Range":"Baltica","FAD":421.8,"LAD":419,"FAD_basis":"Cf. in Kaljo et al (1997) to the middle of the Neocolonograptus lochkovensis zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Silurian (GTS 2020)","Notes":"","Order":535}
{"Interval":"Okesaare","Type":"Silurian Regional Age","Range":"Baltica","FAD":421.8,"LAD":419,"FAD_basis":"Cf. in Kaljo et al (1997) to the middle of the Neocolonograptus lochkovensis zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Silurian (GTS 2020)","Notes":"","Order":536}
{"Interval":"Geluva","Type":"Silurian Regional Age","Range":"Baltica","FAD":429.05,"LAD":426.74,"FAD_basis":"Eq. in Musteikis and Cocks (2004) to top of Cyrtograptus lundgreni zone (GTS 2020)","LAD_basis":"Eq. in Musteikis and Cocks (2004) to top of ICS Homerian (GTS 2020)","Notes":"","Order":537}
{"Interval":"Dubysa","Type":"Silurian Regional Age","Range":"Baltica","FAD":426.74,"LAD":423.8,"FAD_basis":"Eq. in Musteikis and Cocks (2004) to top of ICS Homerian (GTS 2020)","LAD_basis":"Eq. in Musteikis and Cocks (2004) to top of Polygnathodus siluricus zone (GTS 2020)","Notes":"","Order":538}
{"Interval":"Pagegiai","Type":"Silurian Regional Age","Range":"Baltica","FAD":423.8,"LAD":422.73,"FAD_basis":"Eq. in Musteikis and Cocks (2004) to top of Polygnathodus siluricus zone (GTS 2020)","LAD_basis":"Eq. in Musteikis and Cocks (2004) to top of ICS Ludfordian (GTS 2020)","Notes":"","Order":539}
{"Interval":"Minija","Type":"Silurian Regional Age","Range":"Baltica","FAD":422.73,"LAD":420.8,"FAD_basis":"Eq. in Musteikis and Cocks (2004) to top of ICS Ludfordian (GTS 2020)","LAD_basis":"Eq. in Musteikis and Cocks (2004) to top of Ozarkodina eosteinhornensis zone (GTS 2020)","Notes":"","Order":540}
{"Interval":"Jura","Type":"Silurian Regional Age","Range":"Baltica","FAD":420.8,"LAD":419,"FAD_basis":"Eq. in Musteikis and Cocks (2004) to top of Ozarkodina eosteinhornensis zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Silurian (GTS 2020)","Notes":"","Order":541}
{"Interval":"Series K","Type":"Silurian Regional Age","Range":"Kazakhstan","FAD":443.07,"LAD":439,"FAD_basis":"Eq. in Cramer et al to Medina in North America","LAD_basis":"Eq. in Cramer et al to top of Medina in North America","Notes":"","Order":542}
{"Interval":"Gromotukha","Type":"Silurian Regional Age","Range":"Kazakhstan","FAD":439,"LAD":436,"FAD_basis":"Eq. in Cramer et al to top of Medina in North America","LAD_basis":"Interpolated, mid Telychian","Notes":"","Order":543}
{"Interval":"Tigerek","Type":"Silurian Regional Age","Range":"Kazakhstan","FAD":436,"LAD":422.73,"FAD_basis":"Interpolated, mid Telychian","LAD_basis":"Equivalent in Cramer et al to top of ICS Ludlow","Notes":"","Order":544}
{"Interval":"Chernyj Anui","Type":"Silurian Regional Age","Range":"Kazakhstan","FAD":422.73,"LAD":419,"FAD_basis":"Eq. in Cramer (2010) to ICS Pridoli (GTS 2020)","LAD_basis":"Eq. in Cramer (2010) to ICS Pridoli (GTS 2020)","Notes":"Cramer, B.D., Brett, C.E., Melchin, M.J., Ma¨nnik, P., Kleffner, M.A., McLaughlin, P.I., Loydell, D.K., Munnecke, A., Jeppsson, L., Corradini, C., Brunton, F.R. and Saltzman, M.R. 2011: Revised correlation of Silurian Provincial Series of North America with global and regional chronostratigraphic units and d13C carb chemostratigraphy. Lethaia, Vol. 44, pp. 185-202. ","Order":545}
{"Interval":"Vtorye Utesy","Type":"Silurian Regional Age","Range":"Kazakhstan","FAD":443.07,"LAD":439,"FAD_basis":"Same as Series K in Cramer et al","LAD_basis":"Same as Series K in Cramer et al","Notes":"","Order":546}
{"Interval":"Syrovaty","Type":"Silurian Regional Age","Range":"Kazakhstan","FAD":439,"LAD":437.5,"FAD_basis":"Base of Gromotukha","LAD_basis":"Interpolated","Notes":"","Order":547}
{"Interval":"Polaty","Type":"Silurian Regional Age","Range":"Kazakhstan","FAD":437.5,"LAD":436,"FAD_basis":"Interpolated","LAD_basis":"Top of Gromotukha","Notes":"","Order":548}
{"Interval":"Chesnokovka","Type":"Silurian Regional Age","Range":"Kazakhstan","FAD":436,"LAD":430.6,"FAD_basis":"Top of Gromotukha","LAD_basis":"Base of Chagyrka","Notes":"","Order":549}
{"Interval":"Chagyrka","Type":"Silurian Regional Age","Range":"Kazakhstan","FAD":430.6,"LAD":426.74,"FAD_basis":"Eq. in Cramer (2010) to ICS Homerian (GTS 2020)","LAD_basis":"Eq. in Cramer (2010) to ICS Homerian (GTS 2020)","Notes":"","Order":550}
{"Interval":"Kuimov","Type":"Silurian Regional Age","Range":"Kazakhstan","FAD":426.74,"LAD":422.73,"FAD_basis":"Eq. in Cramer (2010) to ICS Ludlow (GTS 2020)","LAD_basis":"Eq. in Cramer (2010) to ICS Ludlow (GTS 2020)","Notes":"","Order":551}
{"Interval":"Cherny Anui","Type":"Silurian Regional Age","Range":"Kazakhstan","FAD":422.73,"LAD":419,"FAD_basis":"Eq. in Cramer (2010) to ICS Ludlow (GTS 2020)","LAD_basis":"Eq. to top of ICS Silurian (GTS 2020)","Notes":"","Order":552}
{"Interval":"Alexandrian","Type":"Silurian Regional Age","Range":"North America","FAD":445.21,"LAD":439,"FAD_basis":"GTS 2020","LAD_basis":"Interpolated","Notes":"Obsolete term in Cramer et al (2011) for the Hirnantian - Lower Aeronian","Order":553}
{"Interval":"Ontarian","Type":"Silurian Regional Age","Range":"North America","FAD":439,"LAD":426.74,"FAD_basis":"Interpolated","LAD_basis":"GTS 2020","Notes":"","Order":554}
{"Interval":"Tonawandan","Type":"Silurian Regional Age","Range":"North America","FAD":439,"LAD":426.74,"FAD_basis":"Interpolated","LAD_basis":"GTS 2020","Notes":"Eq. to the Ontarian, from the top of the obselete Alexandrian to the top of the Homerian","Order":555}
{"Interval":"Niagaran","Type":"Silurian Regional Age","Range":"North America","FAD":443.07,"LAD":426.74,"FAD_basis":"Eq. to base of ICS Silurian (GTS 2020)","LAD_basis":"Eq. to top of ICS Homerian (GTS 2020)","Notes":"","Order":556}
{"Interval":"Cayugan","Type":"Silurian Regional Age","Range":"North America","FAD":426.74,"LAD":419,"FAD_basis":"Eq. to base of ICS Ludlow (GTS 2020)","LAD_basis":"Eq. to top of ICS Silurian (GTS 2020)","Notes":"","Order":557}
{"Interval":"Medina","Type":"Silurian Regional Age","Range":"North America","FAD":443.07,"LAD":439,"FAD_basis":"Eq. to base of ICS Silurian (GTS 2020)","LAD_basis":"Interpolated","Notes":"Top in the late Aeronian","Order":558}
{"Interval":"Clinton","Type":"Silurian Regional Age","Range":"North America","FAD":439,"LAD":430.62,"FAD_basis":"Interpolated","LAD_basis":"Eq. to top of ICS Telychian (GTS 2020)","Notes":"","Order":559}
{"Interval":"Lockport","Type":"Silurian Regional Age","Range":"North America","FAD":430.62,"LAD":422.73,"FAD_basis":"Eq. to ICS Wenlock (GTS 2020)","LAD_basis":"Eq. to ICS Wenlock (GTS 2020)","Notes":"","Order":560}
{"Interval":"Salina","Type":"Silurian Regional Age","Range":"North America","FAD":422.73,"LAD":421.5,"FAD_basis":"Eq. to ICS Ludlow (GTS 2020)","LAD_basis":"Interpolated","Notes":"Top is lower Pridoli","Order":561}
{"Interval":"Bertie","Type":"Silurian Regional Age","Range":"North America","FAD":421.5,"LAD":419,"FAD_basis":"Interpolated","LAD_basis":"Eq. to top of ICS Silurian (GTS 2020)","Notes":"Base is lower Pridoli","Order":562}
{"Interval":"Litenschichten","Type":"Silurian Regional Age","Range":"Informal","FAD":443.4,"LAD":422.9,"FAD_basis":"PBDB","LAD_basis":"PBDB","Notes":"","Order":563}
{"Interval":"Gedinnian","Type":"Devonian Regional Age","Range":"Western Europe","FAD":419,"LAD":410.51,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":564}
{"Interval":"Gedinne","Type":"Devonian Regional Age","Range":"Western Europe","FAD":419,"LAD":410.51,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":565}
{"Interval":"Gedinnine","Type":"Devonian Regional Age","Range":"Western Europe","FAD":419,"LAD":410.51,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":566}
{"Interval":"Siegenian","Type":"Devonian Regional Age","Range":"Western Europe","FAD":410.51,"LAD":407.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":567}
{"Interval":"Siegen","Type":"Devonian Regional Age","Range":"Western Europe","FAD":410.51,"LAD":407.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":568}
{"Interval":"Zlichovian","Type":"Devonian Regional Age","Range":"Western Europe","FAD":407.3,"LAD":400,"FAD_basis":"GTS 2020","LAD_basis":"FAD of Nowakia cancellata (GTS 2020)","Notes":"","Order":569}
{"Interval":"Dalejan","Type":"Devonian Regional Age","Range":"Western Europe","FAD":400,"LAD":394.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":570}
{"Interval":"Daleje","Type":"Devonian Regional Age","Range":"Western Europe","FAD":400,"LAD":394.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":571}
{"Interval":"Couvinian","Type":"Devonian Regional Age","Range":"Western Europe","FAD":394.3,"LAD":385.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":572}
{"Interval":"Couvinien","Type":"Devonian Regional Age","Range":"Western Europe","FAD":394.3,"LAD":385.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":573}
{"Interval":"GAP","Type":"Devonian Regional Age","Range":"Western Europe","FAD":385.3,"LAD":380.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":574}
{"Interval":"Adorfian","Type":"Devonian Regional Age","Range":"Western Europe","FAD":380.3,"LAD":378.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":575}
{"Interval":"Nehdenian","Type":"Devonian Regional Age","Range":"Western Europe","FAD":378.9,"LAD":367.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":576}
{"Interval":"Hambergian","Type":"Devonian Regional Age","Range":"Western Europe","FAD":367.9,"LAD":365,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":577}
{"Interval":"Dasbergian","Type":"Devonian Regional Age","Range":"Western Europe","FAD":365,"LAD":361.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":578}
{"Interval":"Wocklumian","Type":"Devonian Regional Age","Range":"Western Europe","FAD":361.8,"LAD":359.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":579}
{"Interval":"Strunian","Type":"Devonian Regional Age","Range":"Western Europe","FAD":361.8,"LAD":359.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":580}
{"Interval":"Elton","Type":"Devonian Regional Age","Range":"Britain","FAD":426.7,"LAD":425.8,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"Eq. to lower Gorstian: Marss and Miller (2004). Thelodonts and distribution of associated conodonts from the Llandovery-Lowermost Lochkovian of the Welsh Borderland","Order":581}
{"Interval":"Bringewood","Type":"Devonian Regional Age","Range":"Britain","FAD":425.8,"LAD":425,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"Eq. to upper Gortian","Order":582}
{"Interval":"Leintwardine","Type":"Devonian Regional Age","Range":"Britain","FAD":425,"LAD":423.8,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"Eq. to lower Ludfordian","Order":583}
{"Interval":"Whitcliffe","Type":"Devonian Regional Age","Range":"Britain","FAD":423.8,"LAD":422.7,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"Eq. to upper Ludfordian","Order":584}
{"Interval":"Ditton","Type":"Devonian Regional Age","Range":"Britain","FAD":419,"LAD":412.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Within the Lochkovian: Edwards and Richardson (2004). Silurian and Lower Devonian plant assemblages from the Anglo-Welsh Basin: a palaeobotanical and palynological synthesis","Order":585}
{"Interval":"Ulsterian","Type":"Devonian Regional Age","Range":"North America","FAD":419,"LAD":385.3,"FAD_basis":"Eq. in Stack and Sallan (208) to ICS Lochkovian - Eifelian (GTS 2020)","LAD_basis":"Eq. in Stack and Sallan (208) to ICS Lochkovian - Eifelian (GTS 2020)","Notes":"Stack and Sallan (2018): An examination of the Devonian fishes of Michigan","Order":586}
{"Interval":"Erian","Type":"Devonian Regional Age","Range":"North America","FAD":385.3,"LAD":378.9,"FAD_basis":"Eq. in Stack and Sallan (208) to ICS Givetian (GTS 2020)","LAD_basis":"Eq. in Stack and Sallan (208) to ICS Givetian (GTS 2020)","Notes":"Stack and Sallan (2018): An examination of the Devonian fishes of Michigan","Order":587}
{"Interval":"Senecan","Type":"Devonian Regional Age","Range":"North America","FAD":378.9,"LAD":371.1,"FAD_basis":"Eq. in Stack and Sallan (208) to ICS Frasnian (GTS 2020)","LAD_basis":"Eq. in Stack and Sallan (208) to ICS Frasnian (GTS 2020)","Notes":"Stack and Sallan (2018): An examination of the Devonian fishes of Michigan","Order":588}
{"Interval":"Chautauquan","Type":"Devonian Regional Age","Range":"North America","FAD":371.1,"LAD":359.3,"FAD_basis":"Eq. in Stack and Sallan (208) to ICS Famennian (GTS 2020)","LAD_basis":"Eq. in Stack and Sallan (208) to ICS Famennian (GTS 2020)","Notes":"Stack and Sallan (2018): An examination of the Devonian fishes of Michigan","Order":589}
{"Interval":"Cazenovian","Type":"Devonian Regional Age","Range":"North America","FAD":391.9,"LAD":385.3,"FAD_basis":"PBDB","LAD_basis":"PBDB","Notes":"Substage in the Eifelian","Order":590}
{"Interval":"Southwood","Type":"Devonian Regional Age","Range":"North America","FAD":391.9,"LAD":388.1,"FAD_basis":"PBDB","LAD_basis":"PBDB","Notes":"Substage in the Eifelian","Order":591}
{"Interval":"Lianhuashanian","Type":"Devonian Regional Age","Range":"China","FAD":419,"LAD":412.4,"FAD_basis":"Eq. in Qie et al (2018) to ICS Lochkovian (GTS 2020)","LAD_basis":"Eq. in Qie et al (2018) to ICS Lochkovian (GTS 2020)","Notes":"Qie et al (2018). Devonian integrative stratigraphy and timescale of China. SCIENCE CHINA Earth Sciences, Volume 62 , Issue 1 : 112-134","Order":592}
{"Interval":"Nagaolingian","Type":"Devonian Regional Age","Range":"China","FAD":412.4,"LAD":410.5,"FAD_basis":"Eq. in Qie et al (2018) to ICS Pragian (GTS 2020)","LAD_basis":"Eq. in Qie et al (2018) to ICS Pragian (GTS 2020)","Notes":"","Order":593}
{"Interval":"Yujiangian","Type":"Devonian Regional Age","Range":"China","FAD":410.5,"LAD":403.5,"FAD_basis":"Eq. in Qie et al (2018) to the base of ICS Emsian (GTS 2020)","LAD_basis":"Cf. in Qie et al (2018) to the base of the Anetoceras zone (GTS 2020)","Notes":"","Order":594}
{"Interval":"Sipaian","Type":"Devonian Regional Age","Range":"China","FAD":403.5,"LAD":393.3,"FAD_basis":"Cf. in Qie et al (2018) to the base of the Anetoceras zone (GTS 2020)","LAD_basis":"Eq. in Qie et al (2018) to the top of ICS Emsian (GTS 2020)","Notes":"","Order":595}
{"Interval":"Yingtangian","Type":"Devonian Regional Age","Range":"China","FAD":393.3,"LAD":385.3,"FAD_basis":"Eq. in Qie et al (2018) to ICS Eifelian (GTS 2020)","LAD_basis":"Eq. in Qie et al (2018) to ICS Eifelian (GTS 2020)","Notes":"","Order":596}
{"Interval":"Donggangian","Type":"Devonian Regional Age","Range":"China","FAD":385.3,"LAD":378.9,"FAD_basis":"Eq. in Qie et al (2018) to ICS Givetian (GTS 2020)","LAD_basis":"Eq. in Qie et al (2018) to ICS Givetian (GTS 2020)","Notes":"","Order":597}
{"Interval":"Shetianqiaoan","Type":"Devonian Regional Age","Range":"China","FAD":378.9,"LAD":371.1,"FAD_basis":"Eq. in Qie et al (2018) to ICS Frasian (GTS 2020)","LAD_basis":"Eq. in Qie et al (2018) to ICS Frasian (GTS 2020)","Notes":"","Order":598}
{"Interval":"Xikuangshanian","Type":"Devonian Regional Age","Range":"China","FAD":371.1,"LAD":366.6,"FAD_basis":"Eq. in Qie et al (2018) to the base of ICS Famennian (GTS 2020)","LAD_basis":"Eq. in Qie et al (2018) to the top of the Palmatolepis marginifera (GTS 2020)","Notes":"","Order":599}
{"Interval":"Yangshuoan","Type":"Devonian Regional Age","Range":"China","FAD":366.6,"LAD":363.8,"FAD_basis":"Eq. in Qie et al (2018) to the top of the Palmatolepis marginifera (GTS 2020)","LAD_basis":"Cf. in Qie et al (2018) to the middle of the Palmatolepis gracilis expansa (GTS 2020)","Notes":"Strong discrepancy between the ammonoid and conodont schemes in Qie et al (2018) and GTS 2020","Order":600}
{"Interval":"Shaodongian","Type":"Devonian Regional Age","Range":"China","FAD":363.8,"LAD":359.3,"FAD_basis":"Cf. in Qie et al (2018) to the middle of the Palmatolepis gracilis expansa (GTS 2020)","LAD_basis":"Eq. to the top of ICS Silurian (GTS 2020","Notes":"","Order":601}
{"Interval":"Tilze","Type":"Devonian Regional Age","Range":"Baltica","FAD":419,"LAD":416,"FAD_basis":"Eq. to the base of ICS Devonian (GTS 2020)","LAD_basis":"Cf. in Luksevics et al (2012) to the middle of ICS Lochkovian (GTS 2020)","Notes":"The Baltic Devonian is strongly discontinuous and precise correlations are difficult. Some schemes appear broader, while others include intercalated stages which may correspond to more local formations or even members","Order":602}
{"Interval":"Stoniskiai","Type":"Devonian Regional Age","Range":"Baltica","FAD":416,"LAD":412.4,"FAD_basis":"Cf. in Luksevics et al (2012) to the middle of ICS Lochkovian (GTS 2020)","LAD_basis":"Cf. in Luksevics et al (2012) to the top of ICS Lochkovian (GTS 2020)","Notes":"","Order":603}
{"Interval":"Kemeri","Type":"Devonian Regional Age","Range":"Baltica","FAD":412.4,"LAD":410.5,"FAD_basis":"Eq. in Kleesment et al (2012) to ICS Pragian (GTS 2020)","LAD_basis":"Eq. in Kleesment et al (2012) to ICS Pragian (GTS 2020)","Notes":"Kleesment et al (2012). Linkage of diagenesis to depositional environments and stratigraphy in the northern part of the Baltic basin","Order":604}
{"Interval":"Rezekne","Type":"Devonian Regional Age","Range":"Baltica","FAD":410.5,"LAD":395.6,"FAD_basis":"Eq. in Kleesment et al (2012) to the base of ICS Emsian (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the base of the Polygnathus patulus zone (GTS 2020)","Notes":"","Order":605}
{"Interval":"Parnu","Type":"Devonian Regional Age","Range":"Baltica","FAD":395.6,"LAD":392.5,"FAD_basis":"Eq. in Luksevics et al (2012) to the base of the Polygnathus patulus zone (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the top of the Polygnathus partitus zone (GTS 2020)","Notes":"Luksevics et al (2012). Geological evolution of the Baltic Artesian Basin","Order":606}
{"Interval":"Narva","Type":"Devonian Regional Age","Range":"Baltica","FAD":392.5,"LAD":385.3,"FAD_basis":"Eq. in Luksevics et al (2012) to the top of the Polygnathus partitus zone (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the top of ICS Eifelian (GTS 2020)","Notes":"","Order":607}
{"Interval":"Vadja","Type":"Devonian Regional Age","Range":"Baltica","FAD":392.5,"LAD":389.7,"FAD_basis":"Eq. in Luksevics et al (2012) to the Cheiracanthus estonicus zone (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the Cheiracanthus estonicus zone (GTS 2020)","Notes":"","Order":608}
{"Interval":"Leivu","Type":"Devonian Regional Age","Range":"Baltica","FAD":389.7,"LAD":388.4,"FAD_basis":"Eq. in Luksevics et al (2012) to the Ptychodictyon rimosum zone (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the Ptychodictyon rimosum zone (GTS 2020)","Notes":"","Order":609}
{"Interval":"Kernave","Type":"Devonian Regional Age","Range":"Baltica","FAD":388.4,"LAD":385.3,"FAD_basis":"Eq. in Luksevics et al (2012) to the Nostolepis kernavensis zone (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the Nostolepis kernavensis zone (GTS 2020)","Notes":"","Order":610}
{"Interval":"Arukula","Type":"Devonian Regional Age","Range":"Baltica","FAD":385.3,"LAD":382,"FAD_basis":"Eq. in Luksevics et al (2012) to the base of ICS Frasnian (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the base of the Asterolepis delleri zone (GTS 2020)","Notes":"","Order":611}
{"Interval":"Burtnieki","Type":"Devonian Regional Age","Range":"Baltica","FAD":382,"LAD":380,"FAD_basis":"Eq. in Luksevics et al (2012) to the base of the Asterolepis delleri zone (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the top of the Watsonosteus zone (GTS 2020)","Notes":"","Order":612}
{"Interval":"Gauja","Type":"Devonian Regional Age","Range":"Baltica","FAD":380,"LAD":378.9,"FAD_basis":"Eq. in Luksevics et al (2012) to the top of the Watsonosteus zone (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the top of ICS Givetian (GTS 2020)","Notes":"","Order":613}
{"Interval":"Amata","Type":"Devonian Regional Age","Range":"Baltica","FAD":378.9,"LAD":378,"FAD_basis":"Eq. in Luksevics et al (2012) to the base of ICS Frasnian (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the top of the B. prima - B. obrutschewi zone (GTS 2020)","Notes":"","Order":614}
{"Interval":"Plavinas","Type":"Devonian Regional Age","Range":"Baltica","FAD":378,"LAD":376.5,"FAD_basis":"Eq. in Luksevics et al (2012) to the top of the B. prima - B. obrutschewi zone (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the base of the Bothriolepis (=Plourdosteus) traudscholdi zone (GTS 2020)","Notes":"","Order":615}
{"Interval":"Dubnik","Type":"Devonian Regional Age","Range":"Baltica","FAD":376.5,"LAD":375,"FAD_basis":"Eq. in Luksevics et al (2012) to the base of the Bothriolepis (=Plourdosteus) traudscholdi zone (GTS 2020)","LAD_basis":"Cf. in Luksevics et al (2012) to the middle of the Bothriolepis (=Plourdosteus) traudscholdi zone (GTS 2020)","Notes":"","Order":616}
{"Interval":"Daugava","Type":"Devonian Regional Age","Range":"Baltica","FAD":375,"LAD":373.2,"FAD_basis":"Cf. in Luksevics et al (2012) to the middle of the Bothriolepis (=Plourdosteus) traudscholdi zone (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the base of the Bothriolepis maxima zone (GTS 2020)","Notes":"","Order":617}
{"Interval":"Katlesi","Type":"Devonian Regional Age","Range":"Baltica","FAD":373.2,"LAD":373,"FAD_basis":"Eq. in Luksevics et al (2012) to the base of the Bothriolepis maxima zone (GTS 2020)","LAD_basis":"Cf. in Luksevics et al (2012) to the middle of the Bothriolepis maxima zone (GTS 2020)","Notes":"","Order":618}
{"Interval":"Pamusis","Type":"Devonian Regional Age","Range":"Baltica","FAD":373,"LAD":372.5,"FAD_basis":"Cf. in Luksevics et al (2012) to the middle of the Bothriolepis maxima zone (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the top of the Bothriolepis maxima zone (GTS 2020)","Notes":"","Order":619}
{"Interval":"Stipinai","Type":"Devonian Regional Age","Range":"Baltica","FAD":372.5,"LAD":371.7,"FAD_basis":"Eq. in Luksevics et al (2012) to the top of the Bothriolepis maxima zone (GTS 2020)","LAD_basis":"Eq. in Lukseviks et al (2012) to the base of the Palmatolepis linguiformis zone (GTS 2020)","Notes":"","Order":620}
{"Interval":"Amula","Type":"Devonian Regional Age","Range":"Baltica","FAD":371.7,"LAD":371.2,"FAD_basis":"Eq. in Luksevics et al (2012) to the Palmatolepis linguiformis zone (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the Palmatolepis linguiformis zone (GTS 2020)","Notes":"","Order":621}
{"Interval":"Kruoja","Type":"Devonian Regional Age","Range":"Baltica","FAD":371.2,"LAD":370.8,"FAD_basis":"Eq. in Luksevics et al (2012) to top of the Palmatolepis linguiformis zone (GTS 2020)","LAD_basis":"Cf. in Luksevics et al (2012) to the middle of the Palmatolepis triangularis zone (GTS 2020)","Notes":"","Order":622}
{"Interval":"Stauliai","Type":"Devonian Regional Age","Range":"Baltica","FAD":370.8,"LAD":369,"FAD_basis":"Cf. in Luksevics et al (2012) to the middle of the Palmatolepis triangularis zone (GTS 2020)","LAD_basis":"Cf. in Luksevics et al (2012) to the upper part of the Palmatolepis triangularis zone (GTS 2020)","Notes":"","Order":623}
{"Interval":"Joniskis","Type":"Devonian Regional Age","Range":"Baltica","FAD":369,"LAD":368.6,"FAD_basis":"Cf. in Luksevics et al (2012) to the upper part of the Palmatolepis triangularis zone (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the Palmatolepis rhomboidea zone (GTS 2020)","Notes":"","Order":624}
{"Interval":"Kursa","Type":"Devonian Regional Age","Range":"Baltica","FAD":368.6,"LAD":368.3,"FAD_basis":"Eq. in Luksevics et al (2012) to the Palmatolepis rhomboidea zone (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the Palmatolepis rhomboidea zone (GTS 2020)","Notes":"","Order":625}
{"Interval":"Akmene","Type":"Devonian Regional Age","Range":"Baltica","FAD":368.3,"LAD":367,"FAD_basis":"Eq. in Luksevics et al (2012) to the top of the Palmatolepis rhomboidea zone (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the base of the Bothrolepis ornata zone (GTS 2020)","Notes":"","Order":626}
{"Interval":"Sparnene","Type":"Devonian Regional Age","Range":"Baltica","FAD":367,"LAD":366,"FAD_basis":"Eq. in Luksevics et al (2012) to the Bothrolepis ornata zone (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the Bothrolepis ornata zone (GTS 2020)","Notes":"","Order":627}
{"Interval":"Piemare","Type":"Devonian Regional Age","Range":"Baltica","FAD":366,"LAD":363,"FAD_basis":"Eq. in Luksevics et al (2012) to top of the Bothrolepis ornata zone (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the base of the Bothrolepis ciecere zone (GTS 2020)","Notes":"","Order":628}
{"Interval":"Ketleri","Type":"Devonian Regional Age","Range":"Baltica","FAD":363,"LAD":362.5,"FAD_basis":"Eq. in Luksevics et al (2012) to the Bothrolepis ciecere zone (GTS 2020)","LAD_basis":"Eq. in Luksevics et al (2012) to the Bothrolepis ciecere zone (GTS 2020)","Notes":"","Order":629}
{"Interval":"Skervelis","Type":"Devonian Regional Age","Range":"Baltica","FAD":361.1,"LAD":359.3,"FAD_basis":"Eq. in Luksevics et al (2012) to the Siphonodella praesulcata zone (GTS 2020)","LAD_basis":"Eq. to the top of ICS Devonian (GTS 2020","Notes":"","Order":630}
{"Interval":"Gumerovian","Type":"Devonian Regional Age","Range":"Russia","FAD":359.7,"LAD":358.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":631}
{"Interval":"Taghanic","Type":"Devonian Regional Age","Range":"Global Event","FAD":382.1,"LAD":380.3,"FAD_basis":"Eq. to the base of the Afromaenioceras zone (GTS 2020)","LAD_basis":"Eq. to the top of the Pharciceras zone (GTS 2020)","Notes":"Aboussalam and Becker (2011). The global Taghanic Biocrisis (Givetian) in the eastern Anti-Atlas, Morocco","Order":632}
{"Interval":"Helderberg","Type":"Devonian Regional Age","Range":"Informal","FAD":416,"LAD":391.9,"FAD_basis":"PBDB","LAD_basis":"PBDB","Notes":"","Order":633}
{"Interval":"Deer Park","Type":"Devonian Regional Age","Range":"","FAD":412.4,"LAD":394.3,"FAD_basis":"Within ICS Emsian (GTS 2020)","LAD_basis":"Within ICS Emsian (GTS 2020)","Notes":"","Order":634}
{"Interval":"Malevkian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":358.2,"LAD":357.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":635}
{"Interval":"Upinian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":357.9,"LAD":356.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":636}
{"Interval":"Karakubian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":356.6,"LAD":354.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":637}
{"Interval":"Cherepetian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":354.7,"LAD":352,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":638}
{"Interval":"Kizelian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":352,"LAD":350.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":639}
{"Interval":"Kosovian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":350.9,"LAD":346.73,"FAD_basis":"GTS 2020","LAD_basis":"Cf. to top of ICS Tournasian (GTS 2020)","Notes":"","Order":640}
{"Interval":"Radaevkian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":346.73,"LAD":343.8,"FAD_basis":"Cf. to base of ICS Visean (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":641}
{"Interval":"Bobrikian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":343.8,"LAD":340.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":642}
{"Interval":"Tulian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":340.2,"LAD":336,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":643}
{"Interval":"Aleksinian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":336,"LAD":334,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":644}
{"Interval":"Mikhailovian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":334,"LAD":332.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":645}
{"Interval":"Venevian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":332.3,"LAD":330.34,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Visean (GTS 2020)","Notes":"","Order":646}
{"Interval":"Tarusian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":330.34,"LAD":329.5,"FAD_basis":"Eq. to base of ICS Serpukhovian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":647}
{"Interval":"Steshevian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":329.5,"LAD":327.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":648}
{"Interval":"Protvian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":327.1,"LAD":324.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":649}
{"Interval":"Zapaltjubian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":324.9,"LAD":323.4,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Serpukhovian (GTS 2020)","Notes":"Alt spelling of Zapaltyubian","Order":650}
{"Interval":"Voznesenian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":323.4,"LAD":322.2,"FAD_basis":"Eq. to base of ICS Bashkirian","LAD_basis":"GTS 2020","Notes":"","Order":651}
{"Interval":"Krasnopolyanian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":322.2,"LAD":321.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":652}
{"Interval":"Severokeltmian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":321.7,"LAD":320,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":653}
{"Interval":"Prikamian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":320,"LAD":318.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":654}
{"Interval":"Prikarnian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":320,"LAD":318.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Misspelling","Order":655}
{"Interval":"Cheremshanian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":318.8,"LAD":314.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":656}
{"Interval":"Melekessian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":317,"LAD":314.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":657}
{"Interval":"Melekesian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":317,"LAD":314.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":658}
{"Interval":"Vereian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":314.8,"LAD":314,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":659}
{"Interval":"Kashirian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":314,"LAD":311.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":660}
{"Interval":"Podolskian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":311.7,"LAD":309.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":661}
{"Interval":"Myachkovian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":309.2,"LAD":307.02,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Moscovian (GTS 2020)","Notes":"","Order":662}
{"Interval":"Krevyakian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":309.2,"LAD":307.02,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Moscovian (GTS 2020)","Notes":"","Order":663}
{"Interval":"Krevyakinian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":307.02,"LAD":305.9,"FAD_basis":"Eq. to base of ICS Kasimovian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":664}
{"Interval":"Khamovnikian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":305.9,"LAD":305,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":665}
{"Interval":"Khamovnichean","Type":"Carboniferous Regional Age","Range":"Russia","FAD":305.9,"LAD":305,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":666}
{"Interval":"Dorogovilovian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":305,"LAD":303.68,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Kasimovian (GTS 2020)","Notes":"","Order":667}
{"Interval":"Dorogomilovian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":305,"LAD":303.68,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Kasimovian (GTS 2020)","Notes":"","Order":668}
{"Interval":"Rusavkian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":303.68,"LAD":302.3,"FAD_basis":"Eq. to base of ICS Gzhelian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":669}
{"Interval":"Rusavkinian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":303.68,"LAD":302.3,"FAD_basis":"Eq. to base of ICS Gzhelian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":670}
{"Interval":"Pavlovoposadian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":302.3,"LAD":301.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":671}
{"Interval":"Noginskian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":301.5,"LAD":300.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":672}
{"Interval":"Noginian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":301.5,"LAD":300.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":673}
{"Interval":"Melekhovian","Type":"Carboniferous Regional Age","Range":"Russia","FAD":300.2,"LAD":298.9,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Carboniferous","Notes":"","Order":674}
{"Interval":"Chadian","Type":"Carboniferous Regional Age","Range":"Britain","FAD":346.73,"LAD":343.8,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"Richards (2013) Current status of the International Carboniferous Timescale","Order":675}
{"Interval":"Arundian","Type":"Carboniferous Regional Age","Range":"","FAD":343.8,"LAD":340.2,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"http://nora.nerc.ac.uk/id/eprint/16655/1/Ch2_Chronostratigraphy_geochronology_v5_edited.pdf","Order":676}
{"Interval":"Holkerian","Type":"Carboniferous Regional Age","Range":"","FAD":340.2,"LAD":336,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"","Order":677}
{"Interval":"Asbian","Type":"Carboniferous Regional Age","Range":"","FAD":336,"LAD":332.3,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"","Order":678}
{"Interval":"Brigantian","Type":"Carboniferous Regional Age","Range":"","FAD":332.3,"LAD":330.34,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"","Order":679}
{"Interval":"Tournaisian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":359.3,"LAD":346.73,"FAD_basis":"Eq. to ICS Tournaisean (GTS 2020)","LAD_basis":"Eq. to ICS Tournaisean (GTS 2020)","Notes":"","Order":680}
{"Interval":"Visean","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":346.73,"LAD":330.34,"FAD_basis":"Eq. to ICS Visean (GTS 2020)","LAD_basis":"Eq. to ICS Visean (GTS 2020)","Notes":"","Order":681}
{"Interval":"Namurian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":330.34,"LAD":318.8,"FAD_basis":"Eq. to base of ICS Serpukhovian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":682}
{"Interval":"Westphalian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":318.8,"LAD":307.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":683}
{"Interval":"Stephanian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":307.8,"LAD":300.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":684}
{"Interval":"Autunian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":300.5,"LAD":274.37,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Kungurian (GTS 2020)","Notes":"Top is highly diachronous, maximum extent taken","Order":685}
{"Interval":"Hastarian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":358.9,"LAD":352,"FAD_basis":"Eq. to base of ICS Carboniferous","LAD_basis":"GTS 2020","Notes":"","Order":686}
{"Interval":"Ivorian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":352,"LAD":346.73,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Tournasian (GTS 2020)","Notes":"","Order":687}
{"Interval":"Moliniacian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":346.73,"LAD":340.2,"FAD_basis":"Eq. to base of ICS Visean (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":688}
{"Interval":"Livian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":340.2,"LAD":336,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":689}
{"Interval":"Warnantian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":336,"LAD":330.34,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Visean (GTS 2020)","Notes":"","Order":690}
{"Interval":"Pendleian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":330.34,"LAD":327.1,"FAD_basis":"Eq. to base of ICS Serpukhovian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":691}
{"Interval":"Arnsbergian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":327.1,"LAD":323.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":692}
{"Interval":"Chokierian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":323.7,"LAD":322.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":693}
{"Interval":"Alportian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":322.9,"LAD":321.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":694}
{"Interval":"Kinderscoutian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":321.9,"LAD":321.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":695}
{"Interval":"Marsdenian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":321.7,"LAD":320,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":696}
{"Interval":"Yeadonian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":320,"LAD":318.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":697}
{"Interval":"Langsettian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":318.9,"LAD":317.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":698}
{"Interval":"Duckmantian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":317.9,"LAD":314,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":699}
{"Interval":"Bolsovian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":314,"LAD":309.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":700}
{"Interval":"Asturian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":309.9,"LAD":307.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":701}
{"Interval":"Westphalian A","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":318.9,"LAD":317.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":702}
{"Interval":"Westphalian B","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":317.9,"LAD":314,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":703}
{"Interval":"Westphalian C","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":314,"LAD":309.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":704}
{"Interval":"Westphalian D","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":309.9,"LAD":307.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":705}
{"Interval":"Cantabrian","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":307.8,"LAD":305.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":706}
{"Interval":"Stephanian A","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":305.2,"LAD":301.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":707}
{"Interval":"Stephanian B","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":301.5,"LAD":301,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":708}
{"Interval":"Stephanian C","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":301,"LAD":300.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":709}
{"Interval":"Kuzel","Type":"Carboniferous Regional Age","Range":"Western Europe","FAD":300.5,"LAD":298.89,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":710}
{"Interval":"Kinderhookian","Type":"Carboniferous Regional Age","Range":"North America","FAD":358.8,"LAD":352,"FAD_basis":"Eq. to base of ICS Carboniferous (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":711}
{"Interval":"Osagean","Type":"Carboniferous Regional Age","Range":"North America","FAD":352,"LAD":343,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":712}
{"Interval":"Meramecian","Type":"Carboniferous Regional Age","Range":"North America","FAD":343,"LAD":335.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":713}
{"Interval":"Chesterian","Type":"Carboniferous Regional Age","Range":"North America","FAD":335.8,"LAD":323.4,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Serpukhovian (GTS 2020)","Notes":"","Order":714}
{"Interval":"Morrowan","Type":"Carboniferous Regional Age","Range":"North America","FAD":323.4,"LAD":318.8,"FAD_basis":"Eq. to base of ICS Bashkirian","LAD_basis":"GTS 2020","Notes":"","Order":715}
{"Interval":"Atokan","Type":"Carboniferous Regional Age","Range":"North America","FAD":318.8,"LAD":312.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":716}
{"Interval":"Desmoinesian","Type":"Carboniferous Regional Age","Range":"North America","FAD":312.8,"LAD":305.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":717}
{"Interval":"Missourian","Type":"Carboniferous Regional Age","Range":"North America","FAD":305.9,"LAD":303.68,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Kasimovian (GTS 2020)","Notes":"","Order":718}
{"Interval":"Virgilian","Type":"Carboniferous Regional Age","Range":"North America","FAD":303.68,"LAD":298.89,"FAD_basis":"Eq. to base of ICS Gzhelian (GTS 2020)","LAD_basis":"Eq. to top of ICS Carboniferous","Notes":"","Order":719}
{"Interval":"Bursumian","Type":"Carboniferous Regional Age","Range":"North America","FAD":303.68,"LAD":298.89,"FAD_basis":"Eq. to base of ICS Gzhelian (GTS 2020)","LAD_basis":"Eq. to top of ICS Carboniferous","Notes":"","Order":720}
{"Interval":"Tangbagouan","Type":"Carboniferous Regional Age","Range":"China","FAD":358.9,"LAD":346.73,"FAD_basis":"Eq. to ICS Tournaisean (GTS 2020)","LAD_basis":"Eq. to ICS Tournaisean (GTS 2020)","Notes":"","Order":721}
{"Interval":"Jiusian","Type":"Carboniferous Regional Age","Range":"China","FAD":346.73,"LAD":335.5,"FAD_basis":"Eq. to base of ICS Visean (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":722}
{"Interval":"Shangsian","Type":"Carboniferous Regional Age","Range":"China","FAD":335.5,"LAD":331,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":723}
{"Interval":"Dewuan","Type":"Carboniferous Regional Age","Range":"China","FAD":331,"LAD":323.4,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Serpukhovian (GTS 2020)","Notes":"","Order":724}
{"Interval":"Lousuan","Type":"Carboniferous Regional Age","Range":"China","FAD":323.4,"LAD":321.8,"FAD_basis":"Eq. to base of ICS Bashkirian","LAD_basis":"GTS 2020","Notes":"","Order":725}
{"Interval":"Huashibanian","Type":"Carboniferous Regional Age","Range":"China","FAD":321.8,"LAD":318.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":726}
{"Interval":"Dalaun","Type":"Carboniferous Regional Age","Range":"China","FAD":318.8,"LAD":305.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":727}
{"Interval":"Xiaodushanian","Type":"Carboniferous Regional Age","Range":"China","FAD":305.9,"LAD":300.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":728}
{"Interval":"Khamamitian","Type":"Carboniferous Regional Age","Range":"N-E Siberia","FAD":358.9,"LAD":346.73,"FAD_basis":"Eq. to ICS Tournaisean (GTS 2020)","LAD_basis":"Eq. to ICS Tournaisean (GTS 2020)","Notes":"","Order":729}
{"Interval":"Bazovian","Type":"Carboniferous Regional Age","Range":"N-E Siberia","FAD":346.73,"LAD":342.8,"FAD_basis":"Eq. to base of ICS Visean (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":730}
{"Interval":"Kirinian","Type":"Carboniferous Regional Age","Range":"N-E Siberia","FAD":342.8,"LAD":337.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":731}
{"Interval":"Chuguchanian","Type":"Carboniferous Regional Age","Range":"N-E Siberia","FAD":337.7,"LAD":334,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":732}
{"Interval":"Ovlachanian","Type":"Carboniferous Regional Age","Range":"N-E Siberia","FAD":334,"LAD":329.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":733}
{"Interval":"Khatynykhian","Type":"Carboniferous Regional Age","Range":"N-E Siberia","FAD":329.9,"LAD":318.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":734}
{"Interval":"Natalian","Type":"Carboniferous Regional Age","Range":"N-E Siberia","FAD":318.8,"LAD":314.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":735}
{"Interval":"Solonchanian","Type":"Carboniferous Regional Age","Range":"N-E Siberia","FAD":314.8,"LAD":306.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":736}
{"Interval":"Kyglitassian","Type":"Carboniferous Regional Age","Range":"N-E Siberia","FAD":306.2,"LAD":301,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":737}
{"Interval":"Khorokytian","Type":"Carboniferous Regional Age","Range":"N-E Siberia","FAD":301,"LAD":298.89,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":738}
{"Interval":"Asselian","Type":"Permian Regional Age","Range":"Russia","FAD":298.89,"LAD":293.52,"FAD_basis":"Eq. to ICS Asselian (GTS 2020)","LAD_basis":"Eq. to ICS Asselian (GTS 2020)","Notes":"","Order":739}
{"Interval":"Sakmarian","Type":"Permian Regional Age","Range":"Russia","FAD":293.52,"LAD":290.51,"FAD_basis":"Eq. to ICS Sakmarian (GTS 2020)","LAD_basis":"Eq. to ICS Sakmarian (GTS 2020)","Notes":"","Order":740}
{"Interval":"Artinskian","Type":"Permian Regional Age","Range":"Russia","FAD":290.51,"LAD":283.3,"FAD_basis":"Eq. to ICS Artinskian (GTS 2020)","LAD_basis":"Eq. to ICS Artinskian (GTS 2020)","Notes":"","Order":741}
{"Interval":"Kungurian","Type":"Permian Regional Age","Range":"Russia","FAD":283.3,"LAD":276.2,"FAD_basis":"Eq. to base of ICS Kungurian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":742}
{"Interval":"Ufimian","Type":"Permian Regional Age","Range":"Russia","FAD":276.2,"LAD":274.37,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Kungurian (GTS 2020)","Notes":"","Order":743}
{"Interval":"Kazanian","Type":"Permian Regional Age","Range":"Russia","FAD":274.37,"LAD":269.21,"FAD_basis":"Eq. to ICS Roading (GTS 2020)","LAD_basis":"Eq. to ICS Roadian (GTS 2020)","Notes":"","Order":744}
{"Interval":"Early Kazanian","Type":"Permian Regional Age","Range":"Russia","FAD":274.37,"LAD":271.5,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"","Order":745}
{"Interval":"Late Kazanian","Type":"Permian Regional Age","Range":"Russia","FAD":271.5,"LAD":269.21,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"","Order":746}
{"Interval":"Tatarian","Type":"Permian Regional Age","Range":"Russia","FAD":269.21,"LAD":257.5,"FAD_basis":"Eq. to base of ICS Wordian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"Vyatkian terminates in a widespread hiatus, likely does not extend to base of Triassic","Order":747}
{"Interval":"Sjuranian","Type":"Permian Regional Age","Range":"Russia","FAD":298.9,"LAD":297.5,"FAD_basis":"Eq. to base of ICS Permian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"Alternative spelling of Surenian noted","Order":748}
{"Interval":"Uskalykian","Type":"Permian Regional Age","Range":"Russia","FAD":297.5,"LAD":294.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":749}
{"Interval":"Shikhanian","Type":"Permian Regional Age","Range":"Russia","FAD":294.8,"LAD":293.52,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Asselian (GTS 2020)","Notes":"","Order":750}
{"Interval":"Tastubian","Type":"Permian Regional Age","Range":"Russia","FAD":293.52,"LAD":292,"FAD_basis":"Eq. to base of ICS Sakmarian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":751}
{"Interval":"Sterlitamakian","Type":"Permian Regional Age","Range":"Russia","FAD":292,"LAD":290.51,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Sakmarian (GTS 2020)","Notes":"","Order":752}
{"Interval":"Burtsevian","Type":"Permian Regional Age","Range":"Russia","FAD":290.51,"LAD":288,"FAD_basis":"Eq. to base of ICS Artinskian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":753}
{"Interval":"Irginian","Type":"Permian Regional Age","Range":"Russia","FAD":288,"LAD":286,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":754}
{"Interval":"Sarginian","Type":"Permian Regional Age","Range":"Russia","FAD":286,"LAD":283.3,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Artinskian (GTS 2020)","Notes":"","Order":755}
{"Interval":"Saraninian","Type":"Permian Regional Age","Range":"Russia","FAD":283.3,"LAD":279.9,"FAD_basis":"Eq. to base of ICS Kungurian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":756}
{"Interval":"Saranian","Type":"Permian Regional Age","Range":"Russia","FAD":283.3,"LAD":279.9,"FAD_basis":"Eq. to base of ICS Kungurian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":757}
{"Interval":"Filippovian","Type":"Permian Regional Age","Range":"Russia","FAD":279.9,"LAD":276.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":758}
{"Interval":"Irenian","Type":"Permian Regional Age","Range":"Russia","FAD":276.2,"LAD":274.37,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Kungurian (GTS 2020)","Notes":"","Order":759}
{"Interval":"Sokian","Type":"Permian Regional Age","Range":"Russia","FAD":274.37,"LAD":271.4,"FAD_basis":"Eq. to ICS Roading (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":760}
{"Interval":"Povolzhian","Type":"Permian Regional Age","Range":"Russia","FAD":271.4,"LAD":269.21,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to ICS Roadian (GTS 2020)","Notes":"","Order":761}
{"Interval":"Urzhumian","Type":"Permian Regional Age","Range":"Russia","FAD":269.21,"LAD":264.34,"FAD_basis":"Eq. to ICS Wordian (GTS 2020)","LAD_basis":"Eq. to ICS Wordian (GTS 2020)","Notes":"","Order":762}
{"Interval":"Severodvinian","Type":"Permian Regional Age","Range":"Russia","FAD":264.34,"LAD":259.55,"FAD_basis":"Eq. to ICS Capitanian (GTS 2020)","LAD_basis":"Eq. to ICS Capitanian (GTS 2020)","Notes":"","Order":763}
{"Interval":"Early Severodvinian","Type":"Permian Regional Age","Range":"Russia","FAD":264.34,"LAD":261,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"","Order":764}
{"Interval":"Late Severodvinian","Type":"Permian Regional Age","Range":"Russia","FAD":261,"LAD":259.55,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"","Order":765}
{"Interval":"Vyatkian","Type":"Permian Regional Age","Range":"Russia","FAD":259.55,"LAD":257.5,"FAD_basis":"Eq. to base of ICS Wuchiapingian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"Vyatkian terminates in a widespread hiatus, likely does not extend to base of Triassic","Order":766}
{"Interval":"Early Vyatkian","Type":"Permian Regional Age","Range":"Russia","FAD":259.55,"LAD":258,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"","Order":767}
{"Interval":"GAP","Type":"Permian Regional Age","Range":"Russia","FAD":257.5,"LAD":251.902,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Permian (GTS 2020)","Notes":"","Order":768}
{"Interval":"Wolfcampian","Type":"Permian Regional Age","Range":"North America","FAD":298.9,"LAD":286,"FAD_basis":"Eq. to base of ICS Permian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":769}
{"Interval":"Wolfcamp","Type":"Permian Regional Age","Range":"North America","FAD":298.9,"LAD":286,"FAD_basis":"Eq. to base of ICS Permian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":770}
{"Interval":"Leonardian","Type":"Permian Regional Age","Range":"North America","FAD":286,"LAD":274.37,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Kungurian (GTS 2020)","Notes":"","Order":771}
{"Interval":"Leonard","Type":"Permian Regional Age","Range":"North America","FAD":286,"LAD":274.37,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Kungurian (GTS 2020)","Notes":"","Order":772}
{"Interval":"Roadian","Type":"Permian Regional Age","Range":"North America","FAD":271.4,"LAD":269.21,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to ICS Roadian (GTS 2020)","Notes":"","Order":773}
{"Interval":"Wordian","Type":"Permian Regional Age","Range":"North America","FAD":269.21,"LAD":264.34,"FAD_basis":"Eq. to ICS Wordian (GTS 2020)","LAD_basis":"Eq. to ICS Wordian (GTS 2020)","Notes":"","Order":774}
{"Interval":"Word","Type":"Permian Regional Age","Range":"North America","FAD":269.21,"LAD":264.34,"FAD_basis":"Eq. to ICS Wordian (GTS 2020)","LAD_basis":"Eq. to ICS Wordian (GTS 2020)","Notes":"","Order":775}
{"Interval":"Capitanian","Type":"Permian Regional Age","Range":"North America","FAD":264.34,"LAD":259.55,"FAD_basis":"Eq. to ICS Capitanian (GTS 2020)","LAD_basis":"Eq. to ICS Capitanian (GTS 2020)","Notes":"","Order":776}
{"Interval":"Capitan","Type":"Permian Regional Age","Range":"North America","FAD":264.34,"LAD":259.55,"FAD_basis":"Eq. to ICS Capitanian (GTS 2020)","LAD_basis":"Eq. to ICS Capitanian (GTS 2020)","Notes":"","Order":777}
{"Interval":"Ochoan","Type":"Permian Regional Age","Range":"North America","FAD":259.55,"LAD":259.2,"FAD_basis":"Eq. to base of ICS Wuchiapingian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":778}
{"Interval":"Nealian","Type":"Permian Regional Age","Range":"North America","FAD":298.89,"LAD":293.52,"FAD_basis":"Eq. to ICS Asselian (GTS 2020)","LAD_basis":"Eq. to ICS Asselian (GTS 2020)","Notes":"","Order":779}
{"Interval":"Lenoxian","Type":"Permian Regional Age","Range":"North America","FAD":293.52,"LAD":286,"FAD_basis":"Eq. to base of ICS Sakmarian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":780}
{"Interval":"Hessian","Type":"Permian Regional Age","Range":"North America","FAD":286,"LAD":282,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":781}
{"Interval":"Cathedralian","Type":"Permian Regional Age","Range":"North America","FAD":282,"LAD":274.37,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Kungurian (GTS 2020)","Notes":"","Order":782}
{"Interval":"Mapingian","Type":"Permian Regional Age","Range":"China","FAD":298.9,"LAD":293.52,"FAD_basis":"Eq. to ICS Asselian (GTS 2020)","LAD_basis":"Eq. to ICS Asselian (GTS 2020)","Notes":"","Order":783}
{"Interval":"Chuanshanian","Type":"Permian Regional Age","Range":"China","FAD":298.9,"LAD":286,"FAD_basis":"Eq. to base of ICS Permian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":784}
{"Interval":"Chihsian","Type":"Permian Regional Age","Range":"China","FAD":286,"LAD":274.37,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Kungurian (GTS 2020)","Notes":"","Order":785}
{"Interval":"Maokouian","Type":"Permian Regional Age","Range":"China","FAD":274.37,"LAD":259.55,"FAD_basis":"Eq. to ICS Guadalupian (GTS 2020)","LAD_basis":"Eq. to ICS Guadalupian (GTS 2020)","Notes":"","Order":786}
{"Interval":"Longtanian","Type":"Permian Regional Age","Range":"China","FAD":259.55,"LAD":254.24,"FAD_basis":"Eq. to ICS Wuchiapingian (GTS 2020)","LAD_basis":"Eq. to ICS Wuchiapingian (GTS 2020)","Notes":"","Order":787}
{"Interval":"Wuchiapingian","Type":"Permian Regional Age","Range":"China","FAD":259.55,"LAD":254.24,"FAD_basis":"Eq. to ICS Wuchiapingian (GTS 2020)","LAD_basis":"Eq. to ICS Wuchiapingian (GTS 2020)","Notes":"","Order":788}
{"Interval":"Changhsingian","Type":"Permian Regional Age","Range":"China","FAD":254.24,"LAD":251.901,"FAD_basis":"Eq. to ICS Changhsingian (GTS 2020)","LAD_basis":"Eq. to ICS Changhsingian (GTS 2020)","Notes":"","Order":789}
{"Interval":"Zisongian","Type":"Permian Regional Age","Range":"China","FAD":298.89,"LAD":293.52,"FAD_basis":"Eq. to ICS Asselian (GTS 2020)","LAD_basis":"Eq. to ICS Asselian (GTS 2020)","Notes":"","Order":790}
{"Interval":"Longlinian","Type":"Permian Regional Age","Range":"China","FAD":293.52,"LAD":286,"FAD_basis":"Eq. to base of ICS Sakmarian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":791}
{"Interval":"Luodianian","Type":"Permian Regional Age","Range":"China","FAD":286,"LAD":276.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":792}
{"Interval":"Xiangboan","Type":"Permian Regional Age","Range":"China","FAD":276.2,"LAD":274.37,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Kungurian (GTS 2020)","Notes":"","Order":793}
{"Interval":"Kuhfengian","Type":"Permian Regional Age","Range":"China","FAD":271.4,"LAD":264.34,"FAD_basis":"Eq. to base of ICS Roadian (GTS 2020)","LAD_basis":"Eq. to top of ICS Wordian (GTS 2020)","Notes":"","Order":794}
{"Interval":"Lengwuan","Type":"Permian Regional Age","Range":"China","FAD":264.34,"LAD":259.55,"FAD_basis":"Eq. to ICS Capitanian (GTS 2020)","LAD_basis":"Eq. to ICS Capitanian (GTS 2020)","Notes":"","Order":795}
{"Interval":"Laibinian","Type":"Permian Regional Age","Range":"China","FAD":259.55,"LAD":257.9,"FAD_basis":"Eq. to base of ICS Wuchiapingian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":796}
{"Interval":"Laoshanian","Type":"Permian Regional Age","Range":"China","FAD":257.9,"LAD":254.24,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Wuchiapingian (GTS 2020)","Notes":"","Order":797}
{"Interval":"Baoqingian","Type":"Permian Regional Age","Range":"China","FAD":254.24,"LAD":253.5,"FAD_basis":"Eq. to base of ICS Changhsingian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":798}
{"Interval":"Meishanian","Type":"Permian Regional Age","Range":"China","FAD":253.5,"LAD":251.902,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Permian (GTS 2020)","Notes":"","Order":799}
{"Interval":"Autunian","Type":"Permian Regional Age","Range":"Western Europe","FAD":300.5,"LAD":274.37,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Kungurian (GTS 2020)","Notes":"Top is highly diachronous, maximum extent taken","Order":800}
{"Interval":"Rotliegend","Type":"Permian Regional Age","Range":"Western Europe","FAD":288,"LAD":260.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Top terminates in a widespread hiatus","Order":801}
{"Interval":"Rotliegendes","Type":"Permian Regional Age","Range":"Western Europe","FAD":288,"LAD":260.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Top terminates in a widespread hiatus","Order":802}
{"Interval":"Saxonian","Type":"Permian Regional Age","Range":"Western Europe","FAD":288,"LAD":260.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Top terminates in a widespread hiatus","Order":803}
{"Interval":"GAP","Type":"Permian Regional Age","Range":"Western Europe","FAD":260.2,"LAD":258.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":804}
{"Interval":"Zechstein","Type":"Permian Regional Age","Range":"Western Europe","FAD":258.9,"LAD":256.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Top terminates in a widespread hiatus","Order":805}
{"Interval":"GAP","Type":"Permian Regional Age","Range":"Western Europe","FAD":256.4,"LAD":251.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":806}
{"Interval":"Buntsandstein","Type":"Permian Regional Age","Range":"Western Europe","FAD":252.5,"LAD":246.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Extends into Triassic","Order":807}
{"Interval":"Amb","Type":"Permian Regional Age","Range":"Salt Range","FAD":272,"LAD":266.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":808}
{"Interval":"GAP","Type":"Permian Regional Age","Range":"Salt Range","FAD":266.4,"LAD":265.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":809}
{"Interval":"Wargal","Type":"Permian Regional Age","Range":"Salt Range","FAD":265.8,"LAD":259.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":810}
{"Interval":"Kalabagh","Type":"Permian Regional Age","Range":"Salt Range","FAD":259.9,"LAD":255,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":811}
{"Interval":"Chhiddru","Type":"Permian Regional Age","Range":"Salt Range","FAD":255,"LAD":253,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":812}
{"Interval":"GAP","Type":"Permian Regional Age","Range":"Salt Range","FAD":253,"LAD":251.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":813}
{"Interval":"Kathwai","Type":"Permian Regional Age","Range":"Salt Range","FAD":251.5,"LAD":250.5,"FAD_basis":"GTS 2020","LAD_basis":"Griesbachian","Notes":"Extends into Triassic","Order":814}
{"Interval":"Asselian","Type":"Permian Regional Age","Range":"Pamirs","FAD":298.89,"LAD":293.52,"FAD_basis":"Eq. to ICS Asselian (GTS 2020)","LAD_basis":"Eq. to ICS Asselian (GTS 2020)","Notes":"","Order":815}
{"Interval":"Sakmarian","Type":"Permian Regional Age","Range":"Pamirs","FAD":293.52,"LAD":290.51,"FAD_basis":"Eq. to ICS Sakmarian (GTS 2020)","LAD_basis":"Eq. to ICS Sakmarian (GTS 2020)","Notes":"","Order":816}
{"Interval":"Yakhtashian","Type":"Permian Regional Age","Range":"Pamirs","FAD":290.51,"LAD":286,"FAD_basis":"Eq. to ICS Artinskian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":817}
{"Interval":"Bolorian","Type":"Permian Regional Age","Range":"Pamirs","FAD":286,"LAD":279.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":818}
{"Interval":"Kubergandian","Type":"Permian Regional Age","Range":"Pamirs","FAD":279.8,"LAD":274.37,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Kungurian (GTS 2020)","Notes":"","Order":819}
{"Interval":"Murgabian","Type":"Permian Regional Age","Range":"Pamirs","FAD":274.37,"LAD":267,"FAD_basis":"Eq. to base of ICS Roadian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":820}
{"Interval":"Midian","Type":"Permian Regional Age","Range":"Pamirs","FAD":267,"LAD":259.55,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Capitanian (GTS 2020)","Notes":"","Order":821}
{"Interval":"Dzhulfian","Type":"Permian Regional Age","Range":"Pamirs","FAD":259.55,"LAD":254.24,"FAD_basis":"Eq. to ICS Wuchiapingian (GTS 2020)","LAD_basis":"Eq. to ICS Wuchiapingian (GTS 2020)","Notes":"","Order":822}
{"Interval":"Dorashamian","Type":"Permian Regional Age","Range":"Pamirs","FAD":254.24,"LAD":251.902,"FAD_basis":"Eq. to ICS Changhsingian (GTS 2020)","LAD_basis":"Eq. to ICS Changhsingian (GTS 2020)","Notes":"","Order":823}
{"Interval":"Nammalian","Type":"Triassic Substages","Range":"Indian","FAD":251.902,"LAD":247.2,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"Lucas (2010). The Triassic chronostratigraphic scale: history and status","Order":824}
{"Interval":"Vokhmian","Type":"Triassic Substages","Range":"Russian","FAD":251.902,"LAD":247.2,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"Naumcheva and Golubev (2019). Nonmarine ostracodes at the Permian-Triassic boundary of the central part of the East European Platform. Upper Changsingian - Lower Induan","Order":825}
{"Interval":"Griesbachian","Type":"Triassic Substages","Range":"Global","FAD":251.902,"LAD":250.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":826}
{"Interval":"Dienerian","Type":"Triassic Substages","Range":"Global","FAD":250.5,"LAD":249.88,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":827}
{"Interval":"Smithian","Type":"Triassic Substages","Range":"Global","FAD":249.88,"LAD":248.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":828}
{"Interval":"Spathian","Type":"Triassic Substages","Range":"Global","FAD":248.1,"LAD":246.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":829}
{"Interval":"Aegean","Type":"Triassic Substages","Range":"Global","FAD":246.7,"LAD":244.99,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":830}
{"Interval":"Bithynian","Type":"Triassic Substages","Range":"Global","FAD":244.99,"LAD":244.24,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":831}
{"Interval":"Pelsonian","Type":"Triassic Substages","Range":"Global","FAD":244.24,"LAD":243.33,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":832}
{"Interval":"Illyrian","Type":"Triassic Substages","Range":"Global","FAD":243.33,"LAD":241.46,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":833}
{"Interval":"Fassanian","Type":"Triassic Substages","Range":"Global","FAD":241.46,"LAD":239.48,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":834}
{"Interval":"Longobardian","Type":"Triassic Substages","Range":"Global","FAD":239.48,"LAD":237,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":835}
{"Interval":"Julian","Type":"Triassic Substages","Range":"Global","FAD":237,"LAD":233.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":836}
{"Interval":"Tuvalian","Type":"Triassic Substages","Range":"Global","FAD":233.6,"LAD":227.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":837}
{"Interval":"Lacian","Type":"Triassic Substages","Range":"Global","FAD":227.3,"LAD":217.49,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":838}
{"Interval":"Alaunian","Type":"Triassic Substages","Range":"Global","FAD":217.49,"LAD":214.03,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":839}
{"Interval":"Sevatian","Type":"Triassic Substages","Range":"Global","FAD":214.03,"LAD":209.51,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":840}
{"Interval":"Early Sinemurian","Type":"Jurassic Substages","Range":"Global","FAD":199.46,"LAD":196.4,"FAD_basis":"Eq. to base of ICS Sinemurian (GTS 2020)","LAD_basis":"Eq. to top of turneri zone (GTS 2020","Notes":"","Order":841}
{"Interval":"Late Sinemurian","Type":"Jurassic Substages","Range":"Global","FAD":196.4,"LAD":192.9,"FAD_basis":"Eq. to base of obtusum zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Sinemurian (GTS 2020)","Notes":"","Order":842}
{"Interval":"Lotharingian","Type":"Jurassic Substages","Range":"Global","FAD":196.4,"LAD":192.9,"FAD_basis":"Eq. to base of obtusum zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Sinemurian (GTS 2020)","Notes":"","Order":843}
{"Interval":"Early Pliensbachian","Type":"Jurassic Substages","Range":"Global","FAD":192.9,"LAD":188,"FAD_basis":"Eq. to base of ICS Pliensbachian","LAD_basis":"Eq. to top of davoei zone (GTS 2020)","Notes":"","Order":844}
{"Interval":"Late Pliensbachian","Type":"Jurassic Substages","Range":"Global","FAD":188,"LAD":184.2,"FAD_basis":"Eq. to base of margaritum zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Pliensbachian (GTS 2020)","Notes":"","Order":845}
{"Interval":"Carixian","Type":"Jurassic Substages","Range":"Global","FAD":192.9,"LAD":188,"FAD_basis":"Eq. to base of ICS Pliensbachian","LAD_basis":"Eq. to top of davoei zone (GTS 2020)","Notes":"","Order":846}
{"Interval":"Domerian","Type":"Jurassic Substages","Range":"Global","FAD":188,"LAD":184.2,"FAD_basis":"Eq. to base of margaritum zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Pliensbachian (GTS 2020)","Notes":"","Order":847}
{"Interval":"Early Toarcian","Type":"Jurassic Substages","Range":"Global","FAD":184.2,"LAD":181.2,"FAD_basis":"Eq. to base of ICS Toarcian (GTS 2020)","LAD_basis":"Eq. to top of serpentinum zone (GTS 2020)","Notes":"","Order":848}
{"Interval":"Middle Toarcian","Type":"Jurassic Substages","Range":"Global","FAD":181.2,"LAD":178.4,"FAD_basis":"Eq. to base of bifrons zone (GTS 2020)","LAD_basis":"Eq. to top of variabilis zone (GTS 2020)","Notes":"","Order":849}
{"Interval":"Late Toarcian","Type":"Jurassic Substages","Range":"Global","FAD":178.4,"LAD":174.4,"FAD_basis":"Eq. to base of thouarsense zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Toarcian (GTS 2020)","Notes":"","Order":850}
{"Interval":"Early Aalenian","Type":"Jurassic Substages","Range":"Global","FAD":174.4,"LAD":172.7,"FAD_basis":"Eq. to base of ICS Aalenian (GTS 2020)","LAD_basis":"Eq. to top of opalinum zone (GTS 2020)","Notes":"","Order":851}
{"Interval":"Middle Aalenian","Type":"Jurassic Substages","Range":"Global","FAD":172.7,"LAD":171.5,"FAD_basis":"Eq. to base of murchisonae zone (GTS 2020)","LAD_basis":"Eq. to top of bradfordensis zone (GTS 2020)","Notes":"","Order":852}
{"Interval":"Late Aalenian","Type":"Jurassic Substages","Range":"Global","FAD":171.5,"LAD":170.9,"FAD_basis":"Eq. to base of concavum zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Aalenian (GTS 2020)","Notes":"","Order":853}
{"Interval":"Early Bajocian","Type":"Jurassic Substages","Range":"Global","FAD":170.9,"LAD":169.7,"FAD_basis":"Eq. to base of ICS Bajocian (GTS 2020)","LAD_basis":"Eq. to top of humphriesianum zone (GTS 2020)","Notes":"","Order":854}
{"Interval":"Late Bajocian","Type":"Jurassic Substages","Range":"Global","FAD":169.7,"LAD":168.17,"FAD_basis":"Eq. to base of niortense zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Bajocian (GTS 2020)","Notes":"","Order":855}
{"Interval":"Early Bathonian","Type":"Jurassic Substages","Range":"Global","FAD":168.17,"LAD":166.9,"FAD_basis":"Eq. to base of ICS Bathonian (GTS 2020)","LAD_basis":"Eq. to top of aurigerus zone (GTS 2020)","Notes":"","Order":856}
{"Interval":"Middle Bathonian","Type":"Jurassic Substages","Range":"Global","FAD":166.9,"LAD":166.04,"FAD_basis":"Eq. to base of progracilis zone (GTS 2020)","LAD_basis":"Eq. to top of bremeri zone (GTS 2020)","Notes":"","Order":857}
{"Interval":"Late Bathonian","Type":"Jurassic Substages","Range":"Global","FAD":166.04,"LAD":165.29,"FAD_basis":"Eq. to base of retrocostatum zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Bathonian (GTS 2020)","Notes":"","Order":858}
{"Interval":"Early Callovian","Type":"Jurassic Substages","Range":"Global","FAD":165.29,"LAD":163.5,"FAD_basis":"Eq. to base of ICS Callovian (GTS 2020)","LAD_basis":"Eq. to top of gracilis zone (GTS 2020)","Notes":"","Order":859}
{"Interval":"Middle Callovian","Type":"Jurassic Substages","Range":"Global","FAD":163.5,"LAD":162.7,"FAD_basis":"Eq. to base of anceps zone (GTS 2020)","LAD_basis":"Eq. to top of coronatum zone (GTS 2020)","Notes":"","Order":860}
{"Interval":"Late Callovian","Type":"Jurassic Substages","Range":"Global","FAD":162.7,"LAD":161.53,"FAD_basis":"Eq. to base of Tethys athleta zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Callovian (GTS 2020)","Notes":"","Order":861}
{"Interval":"Early Oxfordian","Type":"Jurassic Substages","Range":"Global","FAD":161.53,"LAD":159.2,"FAD_basis":"Eq. to top of cordatum zone (GTS 2020)","LAD_basis":"","Notes":"","Order":862}
{"Interval":"Middle Oxfordian","Type":"Jurassic Substages","Range":"Global","FAD":159.2,"LAD":157.8,"FAD_basis":"Eq. to base of plicatilis zone (GTS 2020)","LAD_basis":"Eq. to top of transversarium zone (GTS 2020)","Notes":"","Order":863}
{"Interval":"Late Oxfordian","Type":"Jurassic Substages","Range":"Global","FAD":157.8,"LAD":154.78,"FAD_basis":"Eq. to base of bifurcatus zone (GTS (2020)","LAD_basis":"Eq. to top of ICS Oxfordian (GTS 2020)","Notes":"","Order":864}
{"Interval":"Early Kimmeridgian","Type":"Jurassic Substages","Range":"Global","FAD":154.78,"LAD":152.3,"FAD_basis":"Eq. to base of ICS Kimmeridgian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":865}
{"Interval":"Late Kimmeridgian","Type":"Jurassic Substages","Range":"Global","FAD":152.3,"LAD":149.24,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Kimmeridgian (GTS 2020)","Notes":"","Order":866}
{"Interval":"Early Tithonian","Type":"Jurassic Substages","Range":"Global","FAD":149.24,"LAD":145.1,"FAD_basis":"Eq. to base of ICS Tithonian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":867}
{"Interval":"Middle Tithonian","Type":"Jurassic Substages","Range":"Informal","FAD":148,"LAD":146,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"","Order":868}
{"Interval":"Late Tithonian","Type":"Jurassic Substages","Range":"Global","FAD":145.1,"LAD":143.1,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Tithonian (GTS 2020)","Notes":"","Order":869}
{"Interval":"Volgian","Type":"Jurassic Regional Age","Range":"","FAD":149.24,"LAD":141.78,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Extends into Cretaceous","Order":870}
{"Interval":"Early Volgian","Type":"Jurassic Regional Age","Range":"","FAD":149.24,"LAD":146.8,"FAD_basis":"Eq. to base of GTS Volgian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":871}
{"Interval":"Middle Volgian","Type":"Jurassic Regional Age","Range":"","FAD":146.8,"LAD":144.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":872}
{"Interval":"Late Volgian","Type":"Jurassic Regional Age","Range":"","FAD":144.3,"LAD":141.78,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of GTS Volgian (GTS 2020)","Notes":"Extends into Cretaceous","Order":873}
{"Interval":"Early Berriasian","Type":"Cretaceous Substage","Range":"Global","FAD":143.1,"LAD":141.4,"FAD_basis":"Eq. to base of ICS Berriasian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":874}
{"Interval":"Middle Berriasian","Type":"Cretaceous Substage","Range":"Global","FAD":141.4,"LAD":139.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":875}
{"Interval":"Late Berriasian","Type":"Cretaceous Substage","Range":"Global","FAD":141.4,"LAD":137.7,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Berriasian (GTS 2020)","Notes":"","Order":876}
{"Interval":"Early Valanginian","Type":"Cretaceous Substage","Range":"Global","FAD":137.7,"LAD":135.2,"FAD_basis":"Eq. to base of ICS Valanginian","LAD_basis":"Eq. to middle of Prodichotomites zone (GTS 2020","Notes":"","Order":877}
{"Interval":"Late Valanginian","Type":"Cretaceous Substage","Range":"Global","FAD":135.2,"LAD":132.6,"FAD_basis":"Eq. to middle of Prodichotomites zone (GTS 2020","LAD_basis":"Eq. to top of ICS Valanginian (GTS 2020)","Notes":"","Order":878}
{"Interval":"Early Hauterivian","Type":"Cretaceous Substage","Range":"Global","FAD":132.6,"LAD":130,"FAD_basis":"Eq. to base of ICS Hauterivian (GTS 2020)","LAD_basis":"Eq. to top of nodosoplicatum zone (GTS 2020","Notes":"","Order":879}
{"Interval":"Late Hauterivian","Type":"Cretaceous Substage","Range":"Global","FAD":130,"LAD":126.5,"FAD_basis":"Eq. to base of sayni zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Hauterivian (GTS 2020)","Notes":"","Order":880}
{"Interval":"Early Barremian","Type":"Cretaceous Substage","Range":"Global","FAD":126.5,"LAD":124.2,"FAD_basis":"Eq. to base of ICS Barremian","LAD_basis":"Eq. to top of moutonianum zone (GTS 2020)","Notes":"","Order":881}
{"Interval":"Late Barremian","Type":"Cretaceous Substage","Range":"Global","FAD":124.2,"LAD":121.4,"FAD_basis":"Eq. to base of vandenheckii zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Barremian (GTS 2020)","Notes":"","Order":882}
{"Interval":"Early Aptian","Type":"Cretaceous Substage","Range":"Global","FAD":121.4,"LAD":118.8,"FAD_basis":"Eq. to base of ICS Aptian (GTS 2020)","LAD_basis":"Eq. to top of furcata zone (GTS 2020)","Notes":"","Order":883}
{"Interval":"Late Aptian","Type":"Cretaceous Substage","Range":"Global","FAD":118.8,"LAD":113.2,"FAD_basis":"Eq. to base of martinoides zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Aptial (GTS 2020)","Notes":"","Order":884}
{"Interval":"Early Albian","Type":"Cretaceous Substage","Range":"Global","FAD":113.2,"LAD":110.3,"FAD_basis":"Eq. to base of ICS Albian (GTS 2020)","LAD_basis":"Eq. to top of mammilatum zone (GTS 2020)","Notes":"","Order":885}
{"Interval":"Middle Albian","Type":"Cretaceous Substage","Range":"Global","FAD":110.3,"LAD":107.6,"FAD_basis":"Eq. to base of lyelli zone (GTS 2020)","LAD_basis":"Eq. to top of biplicatus zone (GTS 2020)","Notes":"","Order":886}
{"Interval":"Late Albian","Type":"Cretaceous Substage","Range":"Global","FAD":107.6,"LAD":100.5,"FAD_basis":"Eq. to base of cristatus zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Albian (GTS 2020)","Notes":"","Order":887}
{"Interval":"Early Cenomanian","Type":"Cretaceous Substage","Range":"Global","FAD":100.5,"LAD":98,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"","Order":888}
{"Interval":"Middle Cenomanian","Type":"Cretaceous Substage","Range":"Global","FAD":98,"LAD":96,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"","Order":889}
{"Interval":"Late Cenomanian","Type":"Cretaceous Substage","Range":"Global","FAD":96,"LAD":93.9,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"","Order":890}
{"Interval":"Early Turonian","Type":"Cretaceous Substage","Range":"Global","FAD":93.9,"LAD":92.8,"FAD_basis":"Eq. to base of ICS Turonian","LAD_basis":"Eq. to top of nodosoides zone (GTS 2020)","Notes":"","Order":891}
{"Interval":"Middle Turonian","Type":"Cretaceous Substage","Range":"Global","FAD":92.8,"LAD":90.5,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"","Order":892}
{"Interval":"Late Turonian","Type":"Cretaceous Substage","Range":"Global","FAD":90.5,"LAD":89.39,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"","Order":893}
{"Interval":"Early Coniacian","Type":"Cretaceous Substage","Range":"Global","FAD":89.39,"LAD":88.1,"FAD_basis":"Eq. to base of ICS Coniacian (GTS 2020)","LAD_basis":"Eq. to top of crassus zone (GTS 2020)","Notes":"","Order":894}
{"Interval":"Middle Coniacian","Type":"Cretaceous Substage","Range":"Global","FAD":88.1,"LAD":87.5,"FAD_basis":"Eq. to Volviceramus zone (GTS 2020","LAD_basis":"Eq. to Volviceramus zone (GTS 2020","Notes":"","Order":895}
{"Interval":"Late Coniacian","Type":"Cretaceous Substage","Range":"Global","FAD":87.5,"LAD":85.7,"FAD_basis":"Eq. to base of subquadratus zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Coniacian (GTS 2020)","Notes":"","Order":896}
{"Interval":"Early Santonian","Type":"Cretaceous Substage","Range":"Global","FAD":85.7,"LAD":85.3,"FAD_basis":"Eq. to base of ICS Santonian (GTS 2020)","LAD_basis":"Eq. to top of undulatoplicatus zone (GTS 2020)","Notes":"These boundaries are somewhat informal","Order":897}
{"Interval":"Middle Santonian","Type":"Cretaceous Substage","Range":"Global","FAD":85.3,"LAD":84.1,"FAD_basis":"Eq. to base of bueltensis zone (GTS 2020)","LAD_basis":"Eq. to appearance of Arkhangelskiella cymbiformis","Notes":"These boundaries are somewhat informal","Order":898}
{"Interval":"Late Santonian","Type":"Cretaceous Substage","Range":"Global","FAD":84.1,"LAD":83.65,"FAD_basis":"Eq. to appearance of Arkhangelskiella cymbiformis","LAD_basis":"Eq. to top of ICS Santonian (GTS 2020)","Notes":"These boundaries are somewhat informal","Order":899}
{"Interval":"Early Campanian","Type":"Cretaceous Substage","Range":"Global","FAD":83.65,"LAD":81,"FAD_basis":"Eq. to base of ICS Campanian (GTS 2020)","LAD_basis":"Eq. to appearance of Baculites (GTS 2020)","Notes":"","Order":900}
{"Interval":"Middle Campanian","Type":"Cretaceous Substage","Range":"North America","FAD":81.19,"LAD":76.68,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"The equal placement of Cobban","Order":901}
{"Interval":"Late Campanian","Type":"Cretaceous Substage","Range":"Global","FAD":81,"LAD":72.17,"FAD_basis":"Eq. to appearance of Baculites (GTS 2020)","LAD_basis":"Eq. to top of ICS Campanian (GTS 2020)","Notes":"","Order":902}
{"Interval":"Early Maastrichtian","Type":"Cretaceous Substage","Range":"Global","FAD":72.17,"LAD":69.9,"FAD_basis":"Eq. to base of ICS Maastrichtian (GTS 2020","LAD_basis":"Eq. to top of clinolobatus zone (GTS 2020)","Notes":"Western Interior correlation used as belemnite zones not provided","Order":903}
{"Interval":"Late Maastrichtian","Type":"Cretaceous Substage","Range":"Global","FAD":69.9,"LAD":66,"FAD_basis":"Eq. to base of birkelundae zone (GTS 2020)","LAD_basis":"Eq. to top of ICS Maastrichtian (GTS 2020)","Notes":"","Order":904}
{"Interval":"Ryazanian","Type":"Cretaceous Regional Age","Range":"Boreal","FAD":141.78,"LAD":137.7,"FAD_basis":"GTS 2020","LAD_basis":"Top of Valanginian","Notes":"","Order":905}
{"Interval":"Neocomian","Type":"Cretaceous Regional Age","Range":"Europe","FAD":143.1,"LAD":126.5,"FAD_basis":"Eq. to base of ICS Berriasian (GTS 2020)","LAD_basis":"Eq. to top of ICS Hauterivian (GTS 2020)","Notes":"ICS Berriasian - Hauterivian","Order":906}
{"Interval":"Senonian","Type":"Cretaceous Regional Age","Range":"Europe","FAD":89.39,"LAD":66,"FAD_basis":"ICS Coniacian - Maastrichtian","LAD_basis":"ICS Coniacian - Maastrichtian","Notes":"","Order":907}
{"Interval":"Gallic","Type":"Cretaceous Regional Age","Range":"Europe","FAD":126.5,"LAD":89.3,"FAD_basis":"lowest occurrence of Spitidiscus hugii","LAD_basis":"lowest occurrence of Cremnoceramus rotundatus","Notes":"GTS 2004","Order":908}
{"Interval":"Judithian","Type":"Land Mammal Units","Range":"North America","FAD":83.5,"LAD":73,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"Gelfo et al (2008). Biochronological relationships of the earliest South American paleogene mammalian faunas","Order":909}
{"Interval":"Lancian","Type":"Land Mammal Units","Range":"North America","FAD":72,"LAD":71,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"","Order":910}
{"Interval":"Edmontonian","Type":"Land Mammal Units","Range":"North America","FAD":71,"LAD":66,"FAD_basis":"Ref","LAD_basis":"Ref","Notes":"","Order":911}
{"Interval":"Puercan","Type":"Land Mammal Units","Range":"North America","FAD":66,"LAD":64.8,"FAD_basis":"Eq. to base of ICS Paleogene (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":912}
{"Interval":"Torrejonian","Type":"Land Mammal Units","Range":"North America","FAD":64.8,"LAD":62.278,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to base of magnetochron C26r (GTS 2020)","Notes":"","Order":913}
{"Interval":"Tiffanian","Type":"Land Mammal Units","Range":"North America","FAD":62.278,"LAD":57.4,"FAD_basis":"Eq. to base of magnetochron C26r (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":914}
{"Interval":"Clarkforkian","Type":"Land Mammal Units","Range":"North America","FAD":57.4,"LAD":56,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Paleocene (GTS 2020)","Notes":"","Order":915}
{"Interval":"Wasatchian","Type":"Land Mammal Units","Range":"North America","FAD":56,"LAD":52,"FAD_basis":"Eq. to base of ICS Eocene (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":916}
{"Interval":"Sandcouleean","Type":"Land Mammal Units","Range":"North America","FAD":56,"LAD":55,"FAD_basis":"Eq. to top of ICS Paleocene (GTS 2020)","LAD_basis":"GTS 2020","Notes":"NALMA substages Wa-0 to Wa-2 in Clyde et al (1994). Chronology of the Wasatchian Land-Mammal Age (Early Eocene): Magnetostratigraphic Results from the McCullough Peaks Section, Northern Bighorn Basin, Wyoming","Order":917}
{"Interval":"Lysitean","Type":"Land Mammal Units","Range":"North America","FAD":53.3,"LAD":52.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"NALMA substage Wa-6 in Clyde et al (1994). Chronology of the Wasatchian Land-Mammal Age (Early Eocene): Magnetostratigraphic Results from the McCullough Peaks Section, Northern Bighorn Basin, Wyoming","Order":918}
{"Interval":"Lostcabinian","Type":"Land Mammal Units","Range":"North America","FAD":52.9,"LAD":52,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"NALMA substage Wa-7 in Clyde et al (1994). Chronology of the Wasatchian Land-Mammal Age (Early Eocene): Magnetostratigraphic Results from the McCullough Peaks Section, Northern Bighorn Basin, Wyoming","Order":919}
{"Interval":"Graybullian","Type":"Land Mammal Units","Range":"North America","FAD":55,"LAD":53.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"NALMA substages Wa-3 to Wa-5 in Clyde et al (1994). Chronology of the Wasatchian Land-Mammal Age (Early Eocene): Magnetostratigraphic Results from the McCullough Peaks Section, Northern Bighorn Basin, Wyoming","Order":920}
{"Interval":"Bridgerian","Type":"Land Mammal Units","Range":"North America","FAD":52,"LAD":47.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":921}
{"Interval":"Uintan","Type":"Land Mammal Units","Range":"North America","FAD":47.5,"LAD":41.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":922}
{"Interval":"Early Uintan","Type":"Land Mammal Units","Range":"North America","FAD":47.5,"LAD":44,"FAD_basis":"GTS 2020","LAD_basis":"Interpolated","Notes":"Ui1","Order":923}
{"Interval":"Late Uintan","Type":"Land Mammal Units","Range":"North America","FAD":44,"LAD":41.1,"FAD_basis":"Interpolated","LAD_basis":"GTS 2020","Notes":"Ui3","Order":924}
{"Interval":"Duchesnean","Type":"Land Mammal Units","Range":"North America","FAD":41.1,"LAD":37.385,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to base of magnetochron C17n.1n (GTS 2020)","Notes":"","Order":925}
{"Interval":"Chadronian","Type":"Land Mammal Units","Range":"North America","FAD":37.385,"LAD":33.89,"FAD_basis":"Eq. to base of magnetochron C17n.1n (GTS 2020)","LAD_basis":"Eq. to top of ICS Eocene (GTS 2020)","Notes":"","Order":926}
{"Interval":"Early Chadronian","Type":"Land Mammal Units","Range":"North America","FAD":37.385,"LAD":35.774,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Ch1","Order":927}
{"Interval":"Middle Chadronian","Type":"Land Mammal Units","Range":"North America","FAD":36.5,"LAD":35.102,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Ch2-3","Order":928}
{"Interval":"Late Chadronian","Type":"Land Mammal Units","Range":"North America","FAD":35.102,"LAD":33.89,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Ch4","Order":929}
{"Interval":"Orellan","Type":"Land Mammal Units","Range":"North America","FAD":33.89,"LAD":32.1,"FAD_basis":"Eq. to base of ICS Oligocene (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":930}
{"Interval":"Whitneyan","Type":"Land Mammal Units","Range":"North America","FAD":32.1,"LAD":29.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":931}
{"Interval":"Geringian","Type":"Land Mammal Units","Range":"North America","FAD":29.8,"LAD":22.342,"FAD_basis":"Approximated as Ar-1 - Ar-2","LAD_basis":"Approximated as Ar-1 - Ar-2","Notes":"","Order":932}
{"Interval":"Monroecreekian","Type":"Land Mammal Units","Range":"North America","FAD":22.342,"LAD":19,"FAD_basis":"Approximated as Ar-3","LAD_basis":"Approximated as Ar-3","Notes":"","Order":933}
{"Interval":"Harrisonian","Type":"Land Mammal Units","Range":"North America","FAD":19,"LAD":18.497,"FAD_basis":"Approximated as Ar-4","LAD_basis":"Approximated as Ar-4","Notes":"","Order":934}
{"Interval":"Arikareean","Type":"Land Mammal Units","Range":"North America","FAD":29.8,"LAD":18.497,"FAD_basis":"GTS 2020","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5En (GTS 2020) ","Notes":"Neogene LMAs are not given in GTS 2020 and the reader is referred to the comprehensive review in Neogene GTS 2012. For the Neogene, immigrant taxa vs multivariate datum approaches are both given and they differ somewhat. The former is preferred as its dates continue from those in the Paleogene where only one datum approach is used (based on the appearence of Ar3 at 22.8 in both parts, p. 882 and p. 938)","Order":935}
{"Interval":"early Early Arikareean","Type":"Land Mammal Units","Range":"North America","FAD":29.8,"LAD":28,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Ar1","Order":936}
{"Interval":"late Early Arikareean","Type":"Land Mammal Units","Range":"North America","FAD":28,"LAD":22.342,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Ar2","Order":937}
{"Interval":"early Late Arikareean","Type":"Land Mammal Units","Range":"North America","FAD":22.342,"LAD":19,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Ar3","Order":938}
{"Interval":"late Late Arikareean","Type":"Land Mammal Units","Range":"North America","FAD":19,"LAD":18.497,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Ar4","Order":939}
{"Interval":"Hemingfordian","Type":"Land Mammal Units","Range":"North America","FAD":18.497,"LAD":15.994,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5En (GTS 2020) ","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5Br (GTS 2020) ","Notes":"","Order":940}
{"Interval":"Early Hemingfordian","Type":"Land Mammal Units","Range":"North America","FAD":18.497,"LAD":17.466,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"He1","Order":941}
{"Interval":"Late Hemingfordian","Type":"Land Mammal Units","Range":"North America","FAD":17.466,"LAD":15.994,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"He2","Order":942}
{"Interval":"Barstovian","Type":"Land Mammal Units","Range":"North America","FAD":15.994,"LAD":12.7,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5Br (GTS 2020) ","LAD_basis":"Cf. to middle of magnetochron C5Ar.1r","Notes":"","Order":943}
{"Interval":"Early Barstovian","Type":"Land Mammal Units","Range":"North America","FAD":15.994,"LAD":15.04,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Ba1","Order":944}
{"Interval":"early Late Barstovian","Type":"Land Mammal Units","Range":"North America","FAD":15.04,"LAD":13.5,"FAD_basis":"GTS 2020","LAD_basis":"Interpolated","Notes":"","Order":945}
{"Interval":"late Late Barstovian","Type":"Land Mammal Units","Range":"North America","FAD":13.5,"LAD":12.7,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"","Order":946}
{"Interval":"Clarendonian","Type":"Land Mammal Units","Range":"North America","FAD":12.7,"LAD":9.2,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5An (GTS 2020) ","LAD_basis":"Cf. in GTS 2012 to middle of magnetochron C4An (GTS 2020)","Notes":"","Order":947}
{"Interval":"Early Clarendonian","Type":"Land Mammal Units","Range":"North America","FAD":12.7,"LAD":12.049,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Cl1","Order":948}
{"Interval":"Late Clarendonian","Type":"Land Mammal Units","Range":"North America","FAD":9.984,"LAD":9.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Cl3","Order":949}
{"Interval":"Hemphillian","Type":"Land Mammal Units","Range":"North America","FAD":9.2,"LAD":4.896,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C4An (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C3n.3n (GTS 2020) ","Notes":"","Order":950}
{"Interval":"early Early Hemphillian","Type":"Land Mammal Units","Range":"North America","FAD":9.2,"LAD":7.456,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Hh1","Order":951}
{"Interval":"late Early Hemphillian","Type":"Land Mammal Units","Range":"North America","FAD":7.456,"LAD":6.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Hh2","Order":952}
{"Interval":"Late Hemphillian","Type":"Land Mammal Units","Range":"North America","FAD":6.4,"LAD":4.896,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Hh3-4","Order":953}
{"Interval":"Blancan","Type":"Land Mammal Units","Range":"North America","FAD":4.896,"LAD":1.934,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C3n.3n (GTS 2020) ","LAD_basis":"Eq. in GTS 2012 to top of magnetochron C2r (GTS 2020) ","Notes":"","Order":954}
{"Interval":"Irvingtonian","Type":"Land Mammal Units","Range":"North America","FAD":1.934,"LAD":0.39,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C2n (GTS 2020) ","LAD_basis":"Eq. in GTS 2012 to middle of magnetochron C1n (GTS 2020) ","Notes":"","Order":955}
{"Interval":"Rancholabrean","Type":"Land Mammal Units","Range":"North America","FAD":0.39,"LAD":0,"FAD_basis":"Eq. in GTS 2012 to middle of magnetochron C1n (GTS 2020) ","LAD_basis":"Eq. to present","Notes":"","Order":956}
{"Interval":"Pu1","Type":"Land Mammal Units","Range":"North America (substage)","FAD":66,"LAD":65.9,"FAD_basis":"Eq. to base of ICS Paleogene (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":957}
{"Interval":"Pu2","Type":"Land Mammal Units","Range":"North America (substage)","FAD":65.9,"LAD":65.3,"FAD_basis":"Interpolated","LAD_basis":"Interpolated","Notes":"2 and 3 are undifferentiated in GTS 2020 and other literature","Order":958}
{"Interval":"Pu3","Type":"Land Mammal Units","Range":"North America (substage)","FAD":65.3,"LAD":64.8,"FAD_basis":"Interpolated","LAD_basis":"GTS 2020","Notes":"","Order":959}
{"Interval":"To1","Type":"Land Mammal Units","Range":"North America (substage)","FAD":64.8,"LAD":63.537,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to base of magnetochron C27r (GTS 2020)","Notes":"","Order":960}
{"Interval":"To2","Type":"Land Mammal Units","Range":"North America (substage)","FAD":63.537,"LAD":62.53,"FAD_basis":"Eq. to base of magnetochron C27r (GTS 2020)","LAD_basis":"Eq. to base of magnetochron C27n (GTS 2020)","Notes":"","Order":961}
{"Interval":"To3","Type":"Land Mammal Units","Range":"North America (substage)","FAD":62.53,"LAD":62.278,"FAD_basis":"Eq. to base of magnetochron C27n (GTS 2020)","LAD_basis":"Eq. to base of magnetochron C26r (GTS 2020)","Notes":"","Order":962}
{"Interval":"Ti1","Type":"Land Mammal Units","Range":"North America (substage)","FAD":62.278,"LAD":61.66,"FAD_basis":"Eq. to base of magnetochron C26r (GTS 2020)","LAD_basis":"Eq. to base of ICS Selandian (GTS 2020)","Notes":"","Order":963}
{"Interval":"Ti2","Type":"Land Mammal Units","Range":"North America (substage)","FAD":61.66,"LAD":60.8,"FAD_basis":"Eq. to base of ICS Selandian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":964}
{"Interval":"Ti3","Type":"Land Mammal Units","Range":"North America (substage)","FAD":60.8,"LAD":60,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":965}
{"Interval":"Ti4","Type":"Land Mammal Units","Range":"North America (substage)","FAD":60,"LAD":58.959,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to base of magnetochron C25r (GTS 2020)","Notes":"","Order":966}
{"Interval":"Ti5","Type":"Land Mammal Units","Range":"North America (substage)","FAD":58.959,"LAD":57.656,"FAD_basis":"Eq. to base of magnetochron C25r (GTS 2020)","LAD_basis":"Eq. to base of magnetochron C25n (GTS 2020)","Notes":"","Order":967}
{"Interval":"Ti6","Type":"Land Mammal Units","Range":"North America (substage)","FAD":57.656,"LAD":57.4,"FAD_basis":"Eq. to base of magnetochron C25n (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":968}
{"Interval":"Cf1","Type":"Land Mammal Units","Range":"North America (substage)","FAD":57.4,"LAD":57.101,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to base of magnetochron C24r (GTS 2020)","Notes":"","Order":969}
{"Interval":"Cf2","Type":"Land Mammal Units","Range":"North America (substage)","FAD":57.101,"LAD":56.5,"FAD_basis":"Eq. to base of magnetochron C24r (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":970}
{"Interval":"Cf3","Type":"Land Mammal Units","Range":"North America (substage)","FAD":56.5,"LAD":56,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Paleocene (GTS 2020)","Notes":"","Order":971}
{"Interval":"Wa0","Type":"Land Mammal Units","Range":"North America (substage)","FAD":56,"LAD":55.8,"FAD_basis":"Eq. to top of ICS Paleocene (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":972}
{"Interval":"Wa1","Type":"Land Mammal Units","Range":"North America (substage)","FAD":55.8,"LAD":55.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":973}
{"Interval":"Wa2","Type":"Land Mammal Units","Range":"North America (substage)","FAD":55.5,"LAD":55,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":974}
{"Interval":"Wa3","Type":"Land Mammal Units","Range":"North America (substage)","FAD":55,"LAD":54.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":975}
{"Interval":"Wa4","Type":"Land Mammal Units","Range":"North America (substage)","FAD":54.5,"LAD":53.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":976}
{"Interval":"Wa5","Type":"Land Mammal Units","Range":"North America (substage)","FAD":53.9,"LAD":53.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":977}
{"Interval":"Wa6","Type":"Land Mammal Units","Range":"North America (substage)","FAD":53.3,"LAD":52.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":978}
{"Interval":"Wa7","Type":"Land Mammal Units","Range":"North America (substage)","FAD":52.9,"LAD":52,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":979}
{"Interval":"Br0","Type":"Land Mammal Units","Range":"North America (substage)","FAD":52,"LAD":51.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":980}
{"Interval":"Br1a","Type":"Land Mammal Units","Range":"North America (substage)","FAD":51.8,"LAD":50.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":981}
{"Interval":"Br1b","Type":"Land Mammal Units","Range":"North America (substage)","FAD":50.4,"LAD":49.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":982}
{"Interval":"Br2","Type":"Land Mammal Units","Range":"North America (substage)","FAD":49.6,"LAD":48.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":983}
{"Interval":"Br3","Type":"Land Mammal Units","Range":"North America (substage)","FAD":48.7,"LAD":47.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":984}
{"Interval":"Ui1","Type":"Land Mammal Units","Range":"North America (substage)","FAD":47.5,"LAD":45.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":985}
{"Interval":"Ui2","Type":"Land Mammal Units","Range":"North America (substage)","FAD":45.8,"LAD":42.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":986}
{"Interval":"Ui3","Type":"Land Mammal Units","Range":"North America (substage)","FAD":42.9,"LAD":41.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":987}
{"Interval":"Du1","Type":"Land Mammal Units","Range":"North America (substage)","FAD":41.1,"LAD":38.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":988}
{"Interval":"Du2","Type":"Land Mammal Units","Range":"North America (substage)","FAD":38.7,"LAD":37.385,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to base of magnetochron C17n.1n (GTS 2020)","Notes":"","Order":989}
{"Interval":"Ch1","Type":"Land Mammal Units","Range":"North America (substage)","FAD":37.385,"LAD":36.5,"FAD_basis":"Eq. to base of magnetochron C17n.1n (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":990}
{"Interval":"Ch2","Type":"Land Mammal Units","Range":"North America (substage)","FAD":36.5,"LAD":35.774,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to the base of magnetochron C16n.1r (GTS 2020)","Notes":"","Order":991}
{"Interval":"Ch3","Type":"Land Mammal Units","Range":"North America (substage)","FAD":35.774,"LAD":35.102,"FAD_basis":"Eq. to the base of magnetochron C16n.1r (GTS 2020)","LAD_basis":"Eq. to the base of magnetochron C13r (GTS 2020)","Notes":"","Order":992}
{"Interval":"Ch4","Type":"Land Mammal Units","Range":"North America (substage)","FAD":35.102,"LAD":33.89,"FAD_basis":"Eq. to the base of magnetochron C13r (GTS 2020)","LAD_basis":"Eq. to top of ICS Eocene (GTS 2020)","Notes":"","Order":993}
{"Interval":"Wh1","Type":"Land Mammal Units","Range":"North America (substage)","FAD":32.1,"LAD":31.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":994}
{"Interval":"Wh2","Type":"Land Mammal Units","Range":"North America (substage)","FAD":31.6,"LAD":29.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":995}
{"Interval":"Ar1","Type":"Land Mammal Units","Range":"North America (substage)","FAD":29.8,"LAD":28,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":996}
{"Interval":"Ar2","Type":"Land Mammal Units","Range":"North America (substage)","FAD":28,"LAD":22.342,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to the base of magnetochron C6Bn.2n (GTS 2020)","Notes":"","Order":997}
{"Interval":"Ar3","Type":"Land Mammal Units","Range":"North America (substage)","FAD":22.342,"LAD":19,"FAD_basis":"Eq. to the base of magnetochron C6Br (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to the middle of C6n (GTS 2020)","Notes":"Neogene LMAs are not given in GTS 2020 and the reader is referred to the comprehensive review in Neogene GTS 2012. For the Neogene, immigrant taxa vs multivariate datum approaches are both given and they differ somewhat. The former is preferred as its dates continue from those in the Paleogene where only one datum approach is used (based on the appearence of Ar3 at 22.8 in both parts, p. 882 and p. 938)","Order":998}
{"Interval":"Ar4","Type":"Land Mammal Units","Range":"North America (substage)","FAD":19,"LAD":18.497,"FAD_basis":"Eq. in GTS 2012 to the middle of C6n (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5En (GTS 2020) ","Notes":"","Order":999}
{"Interval":"He1","Type":"Land Mammal Units","Range":"North America (substage)","FAD":18.497,"LAD":17.466,"FAD_basis":"Eq. in GTS 2012 to top of magnetochron C5Er (GTS 2020) ","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5Dn (GTS 2020) ","Notes":"","Order":1000}
{"Interval":"He2","Type":"Land Mammal Units","Range":"North America (substage)","FAD":17.466,"LAD":15.994,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5Dn (GTS 2020) ","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5Br (GTS 2020) ","Notes":"","Order":1001}
{"Interval":"Ba1","Type":"Land Mammal Units","Range":"North America (substage)","FAD":15.994,"LAD":15.04,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5Br (GTS 2020) ","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5Bn.1r (GTS 2020) ","Notes":"","Order":1002}
{"Interval":"Ba2","Type":"Land Mammal Units","Range":"North America (substage)","FAD":15.04,"LAD":12.7,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5Bn.1r (GTS 2020) ","LAD_basis":"Cf. to middle of magnetochron C5Ar.1r","Notes":"","Order":1003}
{"Interval":"Cl1","Type":"Land Mammal Units","Range":"North America (substage)","FAD":12.7,"LAD":12.049,"FAD_basis":"Cf. to middle of magnetochron C5Ar.1r","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5r.3r (GTS 2020) ","Notes":"","Order":1004}
{"Interval":"Cl2","Type":"Land Mammal Units","Range":"North America (substage)","FAD":12.049,"LAD":9.984,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5r.3r (GTS 2020) ","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5n.1r (GTS 2020) ","Notes":"","Order":1005}
{"Interval":"Cl3","Type":"Land Mammal Units","Range":"North America (substage)","FAD":9.984,"LAD":9.2,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5n.1r (GTS 2020) ","LAD_basis":"Cf. in GTS 2012 to middle of magnetochron C4An (GTS 2020)","Notes":"","Order":1006}
{"Interval":"Hh1","Type":"Land Mammal Units","Range":"North America (substage)","FAD":9.2,"LAD":7.456,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C4An (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C3Br.2r (GTS 2020) ","Notes":"","Order":1007}
{"Interval":"Hh2","Type":"Land Mammal Units","Range":"North America (substage)","FAD":7.456,"LAD":6.4,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C3Br.2r (GTS 2020) ","LAD_basis":"Cf. in GTS 2012 to middle of magnetochron C3An.2n (GTS 2020)","Notes":"","Order":1008}
{"Interval":"Hh3","Type":"Land Mammal Units","Range":"North America (substage)","FAD":6.6,"LAD":5.8,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C3An.2n (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to the lower portion magnetochron C3r (GTS 2020)","Notes":"","Order":1009}
{"Interval":"Hh4","Type":"Land Mammal Units","Range":"North America (substage)","FAD":5.8,"LAD":4.896,"FAD_basis":"Cf. in GTS 2012 to the lower portion magnetochron C3r (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C3n.3n (GTS 2020) ","Notes":"","Order":1010}
{"Interval":"Bl1","Type":"Land Mammal Units","Range":"North America (substage)","FAD":4.896,"LAD":4.631,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C3n.3n (GTS 2020) ","LAD_basis":"Eq. in Bell et al (2004) to the base of magnetochron C3n.2n","Notes":"Bell et al (2004). The Blancan, Irvingtonian, and Rancholabrean Mammal Ages. In book: Late Cretaceous and Cenozoic Mammals of North America: Biostratigraphy and GeochronologyChapter: 7Publisher: Columbia University PressEditors: Michael O. Woodburne. With all Neogene mammal units, the correlation with the magnetostrat units was taken, then the GTS 2020 values for the magnetostrat used as the absolute age","Order":1011}
{"Interval":"Bl2","Type":"Land Mammal Units","Range":"North America (substage)","FAD":4.631,"LAD":4.187,"FAD_basis":"Eq. in Bell et al (2004) to the base of magnetochron C3n.2n","LAD_basis":"Eq. in Bell et al (2004) to the base of magnetochron C2Ar","Notes":"","Order":1012}
{"Interval":"Bl3","Type":"Land Mammal Units","Range":"North America (substage)","FAD":4.187,"LAD":3.032,"FAD_basis":"Eq. in Bell et al (2004) to the base of magnetochron C2Ar","LAD_basis":"Eq. in Bell et al (2004) to the base of magnetochron 2An.1n","Notes":"","Order":1013}
{"Interval":"Bl4","Type":"Land Mammal Units","Range":"North America (substage)","FAD":3.032,"LAD":2.58,"FAD_basis":"Eq. in Bell et al (2004) to the base of magnetochron 2An.1n","LAD_basis":"Eq. in GTS 2012 to base of ICS Pleistocene (GTS 2020)","Notes":"","Order":1014}
{"Interval":"Bl5","Type":"Land Mammal Units","Range":"North America (substage)","FAD":2.58,"LAD":1.934,"FAD_basis":"Eq. in GTS 2012 to base of ICS Pleistocene (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C2n (GTS 2020) ","Notes":"","Order":1015}
{"Interval":"Ir1","Type":"Land Mammal Units","Range":"North America (substage)","FAD":1.934,"LAD":0.8,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C2n (GTS 2020) ","LAD_basis":"Cf. in Bell et al (2004) to middle of magnetochron C1r.1r (GTS 2020)","Notes":"","Order":1016}
{"Interval":"Ir2","Type":"Land Mammal Units","Range":"North America (substage)","FAD":0.8,"LAD":0.5,"FAD_basis":"Cf. in Bell et al (2004) to middle of magnetochron C1r.1r (GTS 2020)","LAD_basis":"Cf.  in Bell et al (2004) to lower portion of of magnetochron C1n (GTS 2020)","Notes":"","Order":1017}
{"Interval":"Ir3","Type":"Land Mammal Units","Range":"North America (substage)","FAD":0.5,"LAD":0.39,"FAD_basis":"Cf.  in Bell et al (2004) to lower portion of of magnetochron C1n (GTS 2020)","LAD_basis":"Cf. in Bell et al (2004) to middle of magnetochron C1n (GTS 2020)","Notes":"","Order":1018}
{"Interval":"Grenier Farm","Type":"Land Mammal Units","Range":"South America","FAD":65.9,"LAD":65.7,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to base of C29n (GTS 2020)","Notes":"","Order":1019}
{"Interval":"Tiupampan","Type":"Land Mammal Units","Range":"South America","FAD":65.7,"LAD":64.2,"FAD_basis":"Eq. to base of C28n (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":1020}
{"Interval":"Peligran","Type":"Land Mammal Units","Range":"South America","FAD":63.9,"LAD":63.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1021}
{"Interval":"Carodnia Zone","Type":"Land Mammal Units","Range":"South America","FAD":62.8,"LAD":61.66,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Danian (GTS 2020)","Notes":"","Order":1022}
{"Interval":"GAP","Type":"Land Mammal Units","Range":"South America","FAD":61.66,"LAD":56,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to base of ICS Ypresian (GTS 2020)","Notes":"","Order":1023}
{"Interval":"Itaboraian","Type":"Land Mammal Units","Range":"South America","FAD":56,"LAD":51.5,"FAD_basis":"Eq. to base of ICS Ypresian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":1024}
{"Interval":"GAP","Type":"Land Mammal Units","Range":"South America","FAD":51.5,"LAD":47.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1025}
{"Interval":"Riochican","Type":"Land Mammal Units","Range":"South America","FAD":47.3,"LAD":45.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1026}
{"Interval":"Vacan","Type":"Land Mammal Units","Range":"South America","FAD":45.3,"LAD":41.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1027}
{"Interval":"Barrancan","Type":"Land Mammal Units","Range":"South America","FAD":41.6,"LAD":38.398,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to base of magnetochron C17r (GTS 2020)","Notes":"","Order":1028}
{"Interval":"Casamayoran","Type":"Land Mammal Units","Range":"South America","FAD":45.3,"LAD":38.398,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"SALMA Vacan + Barrancan: Cranial anatomy of Andinodelphys cochabambensis, a stem metatherian from the early Palaeocene of Bolivia","Order":1029}
{"Interval":"Mustersan","Type":"Land Mammal Units","Range":"South America","FAD":38.398,"LAD":37.35,"FAD_basis":"Eq. to base of magnetochron C17r (GTS 2020)","LAD_basis":"Eq. to base of magnetochron C17n.1n (GTS 2020)","Notes":"","Order":1030}
{"Interval":"GAP","Type":"Land Mammal Units","Range":"South America","FAD":37.35,"LAD":33.726,"FAD_basis":"Eq. to base of magnetochron C17n.1n (GTS 2020)","LAD_basis":"","Notes":"","Order":1031}
{"Interval":"Tinguirirican","Type":"Land Mammal Units","Range":"South America","FAD":33.726,"LAD":31.034,"FAD_basis":"Eq. to base of magnetochron C13n (GTS 2020)","LAD_basis":"Eq. to base of magnetochron C12n (GTS 2020)","Notes":"","Order":1032}
{"Interval":"Pre-Deseadan","Type":"Land Mammal Units","Range":"South America","FAD":31.034,"LAD":29.97,"FAD_basis":"Eq. to base of magnetochron C12n (GTS 2020)","LAD_basis":"Eq. to base of magnetochron C11n.2n (GTS 2020)","Notes":"","Order":1033}
{"Interval":"Deseadan","Type":"Land Mammal Units","Range":"South America","FAD":29.97,"LAD":24.025,"FAD_basis":"Eq. to base of magnetochron C11n.2n (GTS 2020)","LAD_basis":"Eq. to base of magnetochron C6Cr (GTS 2020)","Notes":"","Order":1034}
{"Interval":"GAP","Type":"Land Mammal Units","Range":"South America","FAD":24.025,"LAD":20,"FAD_basis":"Eq. to base of magnetochron C6Cr (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to the lower portion magnetochron C6Ar (GTS 2020)","Notes":"","Order":1035}
{"Interval":"Colhuehuapian","Type":"Land Mammal Units","Range":"South America","FAD":20,"LAD":18.636,"FAD_basis":"Cf. in GTS 2012 to the lower portion magnetochron C6Ar (GTS 2020)","LAD_basis":"Eq. to base of magnetochron C5Er (GTS 2020)","Notes":"","Order":1036}
{"Interval":"GAP","Type":"Land Mammal Units","Range":"South America","FAD":18.636,"LAD":16.532,"FAD_basis":"Eq. to base of magnetochron C5Er (GTS 2020)","LAD_basis":"Eq. to base of magnetochron C5Cn.2r (GTS 2020)","Notes":"","Order":1037}
{"Interval":"Santacrucian","Type":"Land Mammal Units","Range":"South America","FAD":16.532,"LAD":16.261,"FAD_basis":"Eq. to base of magnetochron C5Cn.2r (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to the middle of magnetochron C5Cn.1n (GTS 2020)","Notes":"","Order":1038}
{"Interval":"Friasian","Type":"Land Mammal Units","Range":"South America","FAD":16.261,"LAD":15.5,"FAD_basis":"Cf. in GTS 2012 to the middle of magnetochron C5Cn.1n (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to the middle of magnetochron C5Br (GTS 2020)","Notes":"","Order":1039}
{"Interval":"Colloncuran","Type":"Land Mammal Units","Range":"South America","FAD":15.5,"LAD":14.07,"FAD_basis":"Cf. in GTS 2012 to the middle of magnetochron C5Br (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to the middle of magnetochron C5AC (GTS 2020)","Notes":"","Order":1040}
{"Interval":"Laventan","Type":"Land Mammal Units","Range":"South America","FAD":14.07,"LAD":12.8,"FAD_basis":"Cf. in GTS 2012 to the middle of magnetochron C5AC (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to the middle of magnetochron C5r.r3 (GTS 2020)","Notes":"","Order":1041}
{"Interval":"Mayoan","Type":"Land Mammal Units","Range":"South America","FAD":12.8,"LAD":9.948,"FAD_basis":"Cf. in GTS 2012 to the middle of magnetochron C5r.r3 (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5n.1r (GTS 2020) ","Notes":"","Order":1042}
{"Interval":"Chasicoan","Type":"Land Mammal Units","Range":"South America","FAD":9.948,"LAD":8.3,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5n.1r (GTS 2020) ","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C4r.2n (GTS 2020) ","Notes":"","Order":1043}
{"Interval":"Huayquerian","Type":"Land Mammal Units","Range":"South America","FAD":8.3,"LAD":7,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C4r.2n (GTS 2020) ","LAD_basis":"Cf. in GTS 2020 to the upper portion of magnetochron C3Ar","Notes":"","Order":1044}
{"Interval":"Montehermosan","Type":"Land Mammal Units","Range":"South America","FAD":7,"LAD":4,"FAD_basis":"Cf. in GTS 2020 to the upper portion of magnetochron C3Ar","LAD_basis":"Cf. in GTS 2012 to the middle of magnetochron C2Ar (GTS 2020)","Notes":"","Order":1045}
{"Interval":"Chapadmalalan","Type":"Land Mammal Units","Range":"South America","FAD":4,"LAD":3.207,"FAD_basis":"Cf. in GTS 2012 to the middle of magnetochron C2Ar (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C2An.2n (GTS 2020) ","Notes":"","Order":1046}
{"Interval":"Uquian","Type":"Land Mammal Units","Range":"South America","FAD":3.207,"LAD":1.775,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C2An.2n (GTS 2020) ","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C1r (GTS 2020) ","Notes":"","Order":1047}
{"Interval":"Marplatan","Type":"Land Mammal Units","Range":"South America","FAD":3.207,"LAD":1.775,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C2An.2n (GTS 2020) ","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C1r (GTS 2020) ","Notes":"","Order":1048}
{"Interval":"Ensenadan","Type":"Land Mammal Units","Range":"South America","FAD":1.775,"LAD":0.9,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C1r (GTS 2020) ","LAD_basis":"Cf. to middle of magnetochron C1r.1r (GTS 2020)","Notes":"","Order":1049}
{"Interval":"Lujanian","Type":"Land Mammal Units","Range":"South America","FAD":0.9,"LAD":0,"FAD_basis":"Cf. to middle of magnetochron C1r.1r","LAD_basis":"Eq. to present","Notes":"","Order":1050}
{"Interval":"Divisaderan","Type":"Land Mammal Units","Range":"South America","FAD":38.398,"LAD":37.35,"FAD_basis":"Eq. to base of magnetochron C17r (GTS 2020)","LAD_basis":"Eq. to base of magnetochron C17n.1n (GTS 2020)","Notes":"Divisaderan stage is poorly defined and appears to strongly overlap with the Mustersan: Cerdeno et al (2008). Biostratigraphic Considerations Of The Divisaderan Faunal Assemblage","Order":1051}
{"Interval":"Cernaysian","Type":"Land Mammal Units","Range":"Europe","FAD":57.8,"LAD":56,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to base of ICS Ypresian (GTS 2020)","Notes":"","Order":1052}
{"Interval":"Neustrian","Type":"Land Mammal Units","Range":"Europe","FAD":56,"LAD":50.5,"FAD_basis":"Eq. to base of ICS Ypresian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":1053}
{"Interval":"Grauvian","Type":"Land Mammal Units","Range":"Europe","FAD":50.5,"LAD":48.07,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Ypresian (GTS 2020)","Notes":"","Order":1054}
{"Interval":"Geiseltalian","Type":"Land Mammal Units","Range":"Europe","FAD":48.07,"LAD":43.45,"FAD_basis":"Eq. to base of ICS Lutetian (GTS 2020)","LAD_basis":"Eq. to base of magnetochron C20n (GTS 2020)","Notes":"","Order":1055}
{"Interval":"Robiacian","Type":"Land Mammal Units","Range":"Europe","FAD":43.45,"LAD":37.385,"FAD_basis":"Eq. to base of magnetochron C20n (GTS 2020)","LAD_basis":"Eq. to base of magnetochron C17n.1n (GTS 2020)","Notes":"","Order":1056}
{"Interval":"Suevian","Type":"Land Mammal Units","Range":"Europe","FAD":37.385,"LAD":28.8,"FAD_basis":"Eq. to base of magnetochron C17n.1n (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":1057}
{"Interval":"Arvernian","Type":"Land Mammal Units","Range":"Europe","FAD":28.8,"LAD":23.04,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICS Oligocene (GTS 2020)","Notes":"","Order":1058}
{"Interval":"Agenian","Type":"Land Mammal Units","Range":"Europe","FAD":23.04,"LAD":19.5,"FAD_basis":"Eq. to top of ICS Oligocene (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to middle of magnetochron C6n (GTS 2020)","Notes":"","Order":1059}
{"Interval":"Ramblian","Type":"Land Mammal Units","Range":"Europe","FAD":19.5,"LAD":17.154,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C6n (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to middle of magnetochron C5Cr (GTS 2020)","Notes":"","Order":1060}
{"Interval":"Early Aragonian","Type":"Land Mammal Units","Range":"Europe","FAD":17.154,"LAD":16.351,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C5Cr (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5Cn.1r (GTS 2020)","Notes":"","Order":1061}
{"Interval":"Middle Aragonian","Type":"Land Mammal Units","Range":"Europe","FAD":16.351,"LAD":13.363,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5Cn.1r (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5AAr (GTS 2020)","Notes":"","Order":1062}
{"Interval":"Late Aragonian","Type":"Land Mammal Units","Range":"Europe","FAD":13.363,"LAD":11.18,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5AAr (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5r.1n (GTS 2020)","Notes":"","Order":1063}
{"Interval":"Aragonian","Type":"Land Mammal Units","Range":"Europe","FAD":17.154,"LAD":11.18,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5r.1n (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5r.1n (GTS 2020)","Notes":"","Order":1064}
{"Interval":"Orleanian","Type":"Land Mammal Units","Range":"Europe","FAD":19.5,"LAD":13.183,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5r.1n (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5AAn (GTS 2020)","Notes":"","Order":1065}
{"Interval":"Astaracian","Type":"Land Mammal Units","Range":"Europe","FAD":13.183,"LAD":11.18,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5AAn (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5r.1n (GTS 2020)","Notes":"","Order":1066}
{"Interval":"Vallesian","Type":"Land Mammal Units","Range":"Europe","FAD":11.18,"LAD":8.9,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5r.1n (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to middle of magnetochron C4A.0n (GTS 2020)","Notes":"","Order":1067}
{"Interval":"Turolian","Type":"Land Mammal Units","Range":"Europe","FAD":8.9,"LAD":5.33,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C4A.0n (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to the top of ICS Miocene","Notes":"","Order":1068}
{"Interval":"Ruscinian","Type":"Land Mammal Units","Range":"Europe","FAD":5.33,"LAD":4.2,"FAD_basis":"Eq. in GTS 2012 to the top of ICS Miocene","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C2Ar (GTS 2020)","Notes":"","Order":1069}
{"Interval":"Alfambrian","Type":"Land Mammal Units","Range":"Europe","FAD":5.33,"LAD":4.2,"FAD_basis":"Eq. in GTS 2012 to the top of ICS Miocene","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C2Ar (GTS 2020)","Notes":"","Order":1070}
{"Interval":"Villanyian","Type":"Land Mammal Units","Range":"Europe","FAD":4.2,"LAD":1.934,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C2Ar (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C2n (GTS 2020)","Notes":"","Order":1071}
{"Interval":"Biharian","Type":"Land Mammal Units","Range":"Europe","FAD":1.934,"LAD":0.733,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C2n (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C1n (GTS 2020)","Notes":"","Order":1072}
{"Interval":"Toringian","Type":"Land Mammal Units","Range":"Europe","FAD":0.733,"LAD":0,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C1n (GTS 2020)","LAD_basis":"Eq. to modern","Notes":"","Order":1073}
{"Interval":"Shanghuan","Type":"Land Mammal Units","Range":"East Asia","FAD":66,"LAD":62.278,"FAD_basis":"Eq. to base of ICS Paleogene (GTS 2020)","LAD_basis":"Eq. to base of magnetochron C26r (GTS 2020)","Notes":"","Order":1074}
{"Interval":"Nonghsanian","Type":"Land Mammal Units","Range":"East Asia","FAD":62.278,"LAD":59.1,"FAD_basis":"Eq. to base of magnetochron C26r (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":1075}
{"Interval":"Gashatan","Type":"Land Mammal Units","Range":"East Asia","FAD":59.1,"LAD":56,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to base of ICS Ypresian (GTS 2020)","Notes":"","Order":1076}
{"Interval":"Bumbanian","Type":"Land Mammal Units","Range":"East Asia","FAD":56,"LAD":52,"FAD_basis":"Eq. to base of ICS Ypresian (GTS 2020)","LAD_basis":"GTS 2020","Notes":"","Order":1077}
{"Interval":"Arshantan","Type":"Land Mammal Units","Range":"East Asia","FAD":52,"LAD":45.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1078}
{"Interval":"Irdinmanhan","Type":"Land Mammal Units","Range":"East Asia","FAD":45.4,"LAD":41.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1079}
{"Interval":"Sharamurunian","Type":"Land Mammal Units","Range":"East Asia","FAD":41.7,"LAD":39.666,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to base of magnetochron C18n.1r (GTS 2020)","Notes":"","Order":1080}
{"Interval":"Ulangochuan","Type":"Land Mammal Units","Range":"East Asia","FAD":39.666,"LAD":36.573,"FAD_basis":"Eq. to base of magnetochron C18n.1r (GTS 2020)","LAD_basis":"Eq. to base of magnetochron C16r (GTS 2020)","Notes":"","Order":1081}
{"Interval":"Ulangochuian","Type":"Land Mammal Units","Range":"East Asia","FAD":39.666,"LAD":36.573,"FAD_basis":"Eq. to base of magnetochron C18n.1r (GTS 2020)","LAD_basis":"Eq. to base of magnetochron C16r (GTS 2020)","Notes":"","Order":1082}
{"Interval":"Ergilian","Type":"Land Mammal Units","Range":"East Asia","FAD":36.573,"LAD":33.214,"FAD_basis":"Eq. to base of magnetochron C16r","LAD_basis":"Eq. to base of magnetochron C12r (GTS 2020)","Notes":"","Order":1083}
{"Interval":"Houldjinian","Type":"Land Mammal Units","Range":"East Asia","FAD":36.573,"LAD":34,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Bears some equivalence to the Ulangochuian, taken as the lower half","Order":1084}
{"Interval":"Hsandagolian","Type":"Land Mammal Units","Range":"East Asia","FAD":33.214,"LAD":25.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1085}
{"Interval":"Tabenbulakian","Type":"Land Mammal Units","Range":"East Asia","FAD":25.7,"LAD":23.04,"FAD_basis":"GTS 2020","LAD_basis":"Eq. to top of ICE Oligocene (GTS 2020)","Notes":"","Order":1086}
{"Interval":"Xiejan","Type":"Land Mammal Units","Range":"East Asia","FAD":23.04,"LAD":19.5,"FAD_basis":"Eq. to top of ICE Oligocene (GTS 2020)","LAD_basis":"Cf. to middle of magnetochron C6n (GTS 2020)","Notes":"","Order":1087}
{"Interval":"Shanwangian","Type":"Land Mammal Units","Range":"East Asia","FAD":19.5,"LAD":13.739,"FAD_basis":"Eq. to top of ICS Oligocene (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5AB (GTS 2020)","Notes":"","Order":1088}
{"Interval":"Tunggurian","Type":"Land Mammal Units","Range":"East Asia","FAD":13.739,"LAD":11.056,"FAD_basis":"Eq. to base of magnetochron C5AB (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5n.2n (GTS 2020)","Notes":"","Order":1089}
{"Interval":"Baodean","Type":"Land Mammal Units","Range":"East Asia","FAD":11.056,"LAD":5.33,"FAD_basis":"Eq. to base of magnetochron C5n.2n (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to the top of ICS Miocene","Notes":"","Order":1090}
{"Interval":"Yushean","Type":"Land Mammal Units","Range":"East Asia","FAD":5.33,"LAD":1.934,"FAD_basis":"Eq. in GTS 2012 to the top of ICS Miocene","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C2n (GTS 2020)","Notes":"","Order":1091}
{"Interval":"Gaozhuangian","Type":"Land Mammal Units","Range":"East Asia","FAD":4.896,"LAD":3.6,"FAD_basis":"Eq. in Qiu et al (2013) to the base of C3n.3n (GTS 2020)","LAD_basis":"Eq. in Qiu et al (2013) to the top of ICS Zanclean (GTS 2020)","Notes":"Qiu et al (2013). Neogene Land Mammal Stages/Ages of China. In book: Fossil Mammals of Asia","Order":1092}
{"Interval":"Mazegouan","Type":"Land Mammal Units","Range":"East Asia","FAD":3.6,"LAD":2.58,"FAD_basis":"Eq. in Qiu et al (2013) to the base of ICS Piacenzian (GTS 2020)","LAD_basis":"Eq. in Qiu et al (2013) to the top of ICS Piacenzian (GTS 2020)","Notes":"","Order":1093}
{"Interval":"Nihewanian","Type":"Land Mammal Units","Range":"East Asia","FAD":2.58,"LAD":0,"FAD_basis":"Eq. in Qiu et al (2013) to the base of ICS Quarternary (GTS 2020)","LAD_basis":"Eq. to modern","Notes":"","Order":1094}
{"Interval":"MN 1","Type":"Mammal Biochrons","Range":"Europe","FAD":23.04,"LAD":21.806,"FAD_basis":"Eq. in GTS 2012 to base of ICS Neogene (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to the base of magnetochron C6AAr.3r","Notes":"M units are not given boundaries in GTS 2020 and the reader is referred to the comprehensive review in Neogene GTS 2012. For the Neogene, immigrant taxa vs multivariate datum approaches are both given and they differ somewhat. The former is preferred as this is also the decision made for Neogene Land Mammal Units","Order":1095}
{"Interval":"MN 2","Type":"Mammal Biochrons","Range":"Europe","FAD":21.806,"LAD":19.5,"FAD_basis":"Eq. in GTS 2012 to the base of magnetochron C6AAr.3r","LAD_basis":"Cf. in GTS 2012 to middle of magnetochron C6n (GTS 2020)","Notes":"","Order":1096}
{"Interval":"MN 3","Type":"Mammal Biochrons","Range":"Europe","FAD":19.5,"LAD":17.154,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C6n (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to middle of magnetochron C5Cr (GTS 2020)","Notes":"","Order":1097}
{"Interval":"MN 4","Type":"Mammal Biochrons","Range":"Europe","FAD":17.154,"LAD":16.351,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C5Cr (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5Cn.1r (GTS 2020)","Notes":"","Order":1098}
{"Interval":"MN 5","Type":"Mammal Biochrons","Range":"Europe","FAD":16.351,"LAD":14.163,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5Cn.1r (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5ACr (GTS 2020)","Notes":"","Order":1099}
{"Interval":"MN 6","Type":"Mammal Biochrons","Range":"Europe","FAD":14.163,"LAD":13.363,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5ACr (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5AAr (GTS 2020)","Notes":"","Order":1100}
{"Interval":"MN 7 + 8","Type":"Mammal Biochrons","Range":"Europe","FAD":13.363,"LAD":11.18,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5AAr (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5r.1n (GTS 2020)","Notes":"","Order":1101}
{"Interval":"MN 9","Type":"Mammal Biochrons","Range":"Europe","FAD":11.18,"LAD":9.937,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5r.1n (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C5n.1n (GTS 2020)","Notes":"","Order":1102}
{"Interval":"MN 10","Type":"Mammal Biochrons","Range":"Europe","FAD":9.937,"LAD":8.9,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C5n.1n (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to middle of magnetochron C4A.0n (GTS 2020)","Notes":"","Order":1103}
{"Interval":"MN 11","Type":"Mammal Biochrons","Range":"Europe","FAD":8.9,"LAD":7.456,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C4A.0n (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C3Br.2r (GTS 2020) ","Notes":"","Order":1104}
{"Interval":"MN 12","Type":"Mammal Biochrons","Range":"Europe","FAD":7.456,"LAD":6.9,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C3Br.2r (GTS 2020) ","LAD_basis":"Cf. in GTS 2012 to the lower portion of magnetochron C3Ar (GTS 2020)","Notes":"","Order":1105}
{"Interval":"MN 13","Type":"Mammal Biochrons","Range":"Europe","FAD":6.9,"LAD":5.3,"FAD_basis":"Cf. in GTS 2012 to the lower portion of magnetochron C3Ar (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to the top of ICS Miocene (GTS 2020)","Notes":"","Order":1106}
{"Interval":"MN 14","Type":"Mammal Biochrons","Range":"Europe","FAD":5.3,"LAD":4.896,"FAD_basis":"Eq. in GTS 2012 to the base of ICS Pliocene (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C3n.3n (GTS 2020) ","Notes":"","Order":1107}
{"Interval":"MN 15","Type":"Mammal Biochrons","Range":"Europe","FAD":4.896,"LAD":4.2,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C3n.3n (GTS 2020) ","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C2Ar (GTS 2020)","Notes":"","Order":1108}
{"Interval":"MN 16","Type":"Mammal Biochrons","Range":"Europe","FAD":4.2,"LAD":2.3,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C2Ar (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to middle of magnetochron C2r.2r (GTS 2020)","Notes":"","Order":1109}
{"Interval":"MN 17","Type":"Mammal Biochrons","Range":"Europe","FAD":2.3,"LAD":1.8,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C2r.2r (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to middle of magnetochron C2n (GTS 2020)","Notes":"","Order":1110}
{"Interval":"MN 18","Type":"Mammal Biochrons","Range":"Europe","FAD":1.8,"LAD":0.733,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C2n (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C1n (GTS 2020)","Notes":"","Order":1111}
{"Interval":"MN 19","Type":"Mammal Biochrons","Range":"Europe","FAD":0.733,"LAD":0,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C1n (GTS 2020)","LAD_basis":"Eq. to modern","Notes":"","Order":1112}
{"Interval":"MQ 1","Type":"Mammal Biochrons","Range":"Europe","FAD":1.8,"LAD":0.733,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C2n (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C1n (GTS 2020)","Notes":"","Order":1113}
{"Interval":"MQ 2","Type":"Mammal Biochrons","Range":"Europe","FAD":0.733,"LAD":0,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C1n (GTS 2020)","LAD_basis":"Eq. to modern","Notes":"","Order":1114}
{"Interval":"MP 1 - 5","Type":"Mammal Biochrons","Range":"Europe","FAD":66,"LAD":57.8,"FAD_basis":"Eq. to base of ICS Danian (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of ELMA Cernaysian (GTS 2020)","Notes":"","Order":1115}
{"Interval":"MP 6","Type":"Mammal Biochrons","Range":"Europe","FAD":57.8,"LAD":56,"FAD_basis":"Eq. in GTS 2012 to base of ELMA Cernaysian (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of ICS Ypresian (GTS 2020)","Notes":"","Order":1116}
{"Interval":"MP 7","Type":"Mammal Biochrons","Range":"Europe","FAD":56,"LAD":55.8,"FAD_basis":"Eq. in GTS 2012 to base of ICS Ypresian (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to top of NALMA Wa-0 (GTS 2020)","Notes":"","Order":1117}
{"Interval":"MP 8 + 9","Type":"Mammal Biochrons","Range":"Europe","FAD":55.8,"LAD":50.996,"FAD_basis":"Eq. in GTS 2012 to top of NALMA Wa-0 (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C23n.1n","Notes":"","Order":1118}
{"Interval":"MP 10","Type":"Mammal Biochrons","Range":"Europe","FAD":50.996,"LAD":48.07,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C23n.1n","LAD_basis":"Eq. in GTS 2012 to top of ELMA Grauvian (GTS 2020)","Notes":"","Order":1119}
{"Interval":"MP 11","Type":"Mammal Biochrons","Range":"Europe","FAD":48.07,"LAD":47,"FAD_basis":"Eq. in GTS 2012 to top of ELMA Grauvian (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to middle of magnetochron C21n (GTS 2020)","Notes":"","Order":1120}
{"Interval":"MP 12","Type":"Mammal Biochrons","Range":"Europe","FAD":47,"LAD":45,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C21n (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to middle of magnetochron C20r (GTS 2020)","Notes":"","Order":1121}
{"Interval":"MP 13","Type":"Mammal Biochrons","Range":"Europe","FAD":45,"LAD":43.45,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C20r (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C20.1n","Notes":"","Order":1122}
{"Interval":"MP 14","Type":"Mammal Biochrons","Range":"Europe","FAD":43.45,"LAD":41.03,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C20.1n","LAD_basis":"Eq. in GTS 2012 to top of ICS Lutetian (GTS 2020)","Notes":"","Order":1123}
{"Interval":"MP 15","Type":"Mammal Biochrons","Range":"Europe","FAD":41.03,"LAD":40.073,"FAD_basis":"Eq. in GTS 2012 to top of ICS Lutetian (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C18n.2n","Notes":"","Order":1124}
{"Interval":"MP 16","Type":"Mammal Biochrons","Range":"Europe","FAD":40.073,"LAD":37.385,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C18n.2n","LAD_basis":"Eq. to base of magnetochron C17n.1n (GTS 2020)","Notes":"","Order":1125}
{"Interval":"MP 17A","Type":"Mammal Biochrons","Range":"Europe","FAD":37.385,"LAD":37,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C17n.1n (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to middle of magnetochron C17.1n (GTS 2020)","Notes":"","Order":1126}
{"Interval":"MP 17B","Type":"Mammal Biochrons","Range":"","FAD":37,"LAD":36.8,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C17.1n (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to upper part of magnetochron C17.1n (GTS 2020)","Notes":"","Order":1127}
{"Interval":"MP 18","Type":"Mammal Biochrons","Range":"Europe","FAD":36.8,"LAD":35.102,"FAD_basis":"Cf. in GTS 2012 to upper part of magnetochron C17.1n (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C13r (GTS 2020)","Notes":"","Order":1128}
{"Interval":"MP 19","Type":"Mammal Biochrons","Range":"Europe","FAD":35.102,"LAD":33.89,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C13r (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to top of ICS Priabonian (GTS 2020)","Notes":"","Order":1129}
{"Interval":"MP 20","Type":"Mammal Biochrons","Range":"Europe","FAD":33.89,"LAD":33.726,"FAD_basis":"Eq. in GTS 2012 to top of ICS Priabonian (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C13n (GTS 2020)","Notes":"","Order":1130}
{"Interval":"MP 21","Type":"Mammal Biochrons","Range":"Europe","FAD":33.726,"LAD":32.5,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C13n (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to lower part of magnetochron C12r (GTS 2020)","Notes":"","Order":1131}
{"Interval":"MP 22","Type":"Mammal Biochrons","Range":"Europe","FAD":32.5,"LAD":30.8,"FAD_basis":"Cf. in GTS 2012 to lower part of magnetochron C12r (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to lower part of magnetochron C12n (GTS 2020)","Notes":"","Order":1132}
{"Interval":"MP 23","Type":"Mammal Biochrons","Range":"Europe","FAD":30.8,"LAD":29.97,"FAD_basis":"Cf. in GTS 2012 to lower part of magnetochron C12n (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C11n.2n (GTS 2020)","Notes":"","Order":1133}
{"Interval":"MP 24","Type":"Mammal Biochrons","Range":"Europe","FAD":29.97,"LAD":28.8,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C11n.2n (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to middle of magnetochron C10r (GTS 2020)","Notes":"","Order":1134}
{"Interval":"MP 25","Type":"Mammal Biochrons","Range":"Europe","FAD":28.8,"LAD":27.439,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C10r (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C9n (GTS 2020)","Notes":"","Order":1135}
{"Interval":"MP 26","Type":"Mammal Biochrons","Range":"Europe","FAD":27.439,"LAD":25.987,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C9n (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to middle of magnetochron C8n.2n (GTS 2020)","Notes":"","Order":1136}
{"Interval":"MP 27","Type":"Mammal Biochrons","Range":"Europe","FAD":25.987,"LAD":24.5,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C8n.2n (GTS 2020)","LAD_basis":"Cf. in GTS 2012 to middle of magnetochron C7r (GTS 2020)","Notes":"","Order":1137}
{"Interval":"MP 28","Type":"Mammal Biochrons","Range":"Europe","FAD":24.5,"LAD":24.025,"FAD_basis":"Cf. in GTS 2012 to middle of magnetochron C7r (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C6Cr (GTS 2020)","Notes":"","Order":1138}
{"Interval":"MP 29","Type":"Mammal Biochrons","Range":"Europe","FAD":24.025,"LAD":23.212,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C6Cr (GTS 2020)","LAD_basis":"Eq. in GTS 2012 to base of magnetochron C6Cn.2r (GTS 2020)","Notes":"","Order":1139}
{"Interval":"MP 30","Type":"Mammal Biochrons","Range":"Europe","FAD":23.212,"LAD":23.04,"FAD_basis":"Eq. in GTS 2012 to base of magnetochron C6Cn.2r (GTS 2020)","LAD_basis":"Eq. to top of ICS Oligocene (GTS 2020)","Notes":"","Order":1140}
{"Interval":"Egerian","Type":"Paratethys Regional Age","Range":"Central","FAD":33.9,"LAD":21.5,"FAD_basis":"Base of Oligocene","LAD_basis":"GTS 2020","Notes":"","Order":1141}
{"Interval":"Eggenburgian","Type":"Paratethys Regional Age","Range":"Central","FAD":21.5,"LAD":18.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1142}
{"Interval":"Ottnangian","Type":"Paratethys Regional Age","Range":"Central","FAD":18.2,"LAD":17.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1143}
{"Interval":"Karpatian","Type":"Paratethys Regional Age","Range":"Central","FAD":17.3,"LAD":15.97,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1144}
{"Interval":"Badenian","Type":"Paratethys Regional Age","Range":"Central","FAD":15.97,"LAD":12.65,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1145}
{"Interval":"Sarmatian","Type":"Paratethys Regional Age","Range":"Central","FAD":12.65,"LAD":11.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1146}
{"Interval":"Pannonian","Type":"Paratethys Regional Age","Range":"Central","FAD":11.3,"LAD":4.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1147}
{"Interval":"Paludina Beds","Type":"Paratethys Regional Age","Range":"Central","FAD":4.5,"LAD":0,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1148}
{"Interval":"Caucasian","Type":"Paratethys Regional Age","Range":"Eastern","FAD":33.9,"LAD":20.44,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1149}
{"Interval":"Karadzhalgian","Type":"Paratethys Regional Age","Range":"Eastern","FAD":33.9,"LAD":20.44,"FAD_basis":"Base of Oligocene","LAD_basis":"Base of Oligocene","Notes":"","Order":1150}
{"Interval":"Sakaraulian","Type":"Paratethys Regional Age","Range":"Eastern","FAD":20.44,"LAD":18.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1151}
{"Interval":"Kotsakhurian","Type":"Paratethys Regional Age","Range":"Eastern","FAD":18.2,"LAD":15.97,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1152}
{"Interval":"Tarkhanian","Type":"Paratethys Regional Age","Range":"Eastern","FAD":15.97,"LAD":14.75,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1153}
{"Interval":"Chokrakian","Type":"Paratethys Regional Age","Range":"Eastern","FAD":14.75,"LAD":13.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1154}
{"Interval":"Karaganian","Type":"Paratethys Regional Age","Range":"Eastern","FAD":13.8,"LAD":13.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1155}
{"Interval":"Konkian","Type":"Paratethys Regional Age","Range":"Eastern","FAD":13.4,"LAD":12.65,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1156}
{"Interval":"Volynian","Type":"Paratethys Regional Age","Range":"Eastern","FAD":12.65,"LAD":11.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1157}
{"Interval":"Bessarabian","Type":"Paratethys Regional Age","Range":"Eastern","FAD":11.8,"LAD":8.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1158}
{"Interval":"Khersonian","Type":"Paratethys Regional Age","Range":"Eastern","FAD":8.9,"LAD":7.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1159}
{"Interval":"Maeotian","Type":"Paratethys Regional Age","Range":"Eastern","FAD":7.6,"LAD":6.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1160}
{"Interval":"Pontian","Type":"Paratethys Regional Age","Range":"Dacian (Eastern)","FAD":6.1,"LAD":4.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1161}
{"Interval":"Dacian","Type":"Paratethys Regional Age","Range":"Dacian (Eastern)","FAD":4.7,"LAD":4.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1162}
{"Interval":"Romanian","Type":"Paratethys Regional Age","Range":"Dacian (Eastern)","FAD":4.2,"LAD":0,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1163}
{"Interval":"Early Pontian","Type":"Paratethys Regional Age","Range":"Dacian (Eastern)","FAD":6.1,"LAD":5.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1164}
{"Interval":"Middle Pontian","Type":"Paratethys Regional Age","Range":"Dacian (Eastern)","FAD":5.8,"LAD":5.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1165}
{"Interval":"Late Pontian","Type":"Paratethys Regional Age","Range":"Dacian (Eastern)","FAD":5.5,"LAD":4.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1166}
{"Interval":"Odessian","Type":"Paratethys Regional Age","Range":"Dacian (Eastern)","FAD":6.1,"LAD":5.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1167}
{"Interval":"Portaferrian","Type":"Paratethys Regional Age","Range":"Dacian (Eastern)","FAD":5.8,"LAD":5.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1168}
{"Interval":"Bosphorian","Type":"Paratethys Regional Age","Range":"Dacian (Eastern)","FAD":5.5,"LAD":4.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1169}
{"Interval":"Early Dacian","Type":"Paratethys Regional Age","Range":"Dacian (Eastern)","FAD":4.7,"LAD":4.42,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1170}
{"Interval":"Late Dacian","Type":"Paratethys Regional Age","Range":"Dacian (Eastern)","FAD":4.42,"LAD":4.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1171}
{"Interval":"Pontian","Type":"Paratethys Regional Age","Range":"Euxinian (Eastern)","FAD":6.1,"LAD":5.23,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1172}
{"Interval":"Kimmerian","Type":"Paratethys Regional Age","Range":"Euxinian (Eastern)","FAD":5.23,"LAD":3.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1173}
{"Interval":"Kuyalnikian","Type":"Paratethys Regional Age","Range":"Euxinian (Eastern)","FAD":3.6,"LAD":0,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1174}
{"Interval":"Pontian","Type":"Paratethys Regional Age","Range":"Caspian (Eastern)","FAD":6.1,"LAD":5.33,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1175}
{"Interval":"Early Pontian","Type":"Paratethys Regional Age","Range":"Caspian (Eastern)","FAD":6.1,"LAD":5.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1176}
{"Interval":"Late Pontian","Type":"Paratethys Regional Age","Range":"Caspian (Eastern)","FAD":5.8,"LAD":5.33,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1177}
{"Interval":"Akchagylian","Type":"Paratethys Regional Age","Range":"Caspian (Eastern)","FAD":3.6,"LAD":2.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1178}
{"Interval":"Tarantian","Type":"Quaternary Regional Stage","Range":"Italy","FAD":0.129,"LAD":0.0117,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"ICS Upper Pleistocene","Order":1179}
{"Interval":"Ionian","Type":"Quaternary Regional Stage","Range":"Italy","FAD":0.774,"LAD":0.129,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"ICS Chibanian","Order":1180}
{"Interval":"Aparima","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":288.5,"LAD":259.8,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1181}
{"Interval":"D'Urville","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":259.8,"LAD":251.5,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1182}
{"Interval":"Gore","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":251.5,"LAD":227.5,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1183}
{"Interval":"Balfour","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":227.5,"LAD":201.3,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1184}
{"Interval":"Herangi","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":201.3,"LAD":176,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1185}
{"Interval":"Kawhia","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":176,"LAD":150,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1186}
{"Interval":"Oteke","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":150,"LAD":145,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1187}
{"Interval":"Taitai","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":145,"LAD":108.4,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1188}
{"Interval":"Clarence","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":108.4,"LAD":95.2,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1189}
{"Interval":"Raukumara","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":95.2,"LAD":86.5,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1190}
{"Interval":"Mata","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":86.5,"LAD":66.04,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1191}
{"Interval":"Dannevirke","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":66.04,"LAD":42.6,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1192}
{"Interval":"Arnold","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":42.6,"LAD":34.6,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1193}
{"Interval":"Landon","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":34.6,"LAD":21.7,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1194}
{"Interval":"Pareora","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":21.7,"LAD":15.9,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1195}
{"Interval":"Southland","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":15.9,"LAD":11.04,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1196}
{"Interval":"Taranaki","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":11.04,"LAD":5.33,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1197}
{"Interval":"Wanganui","Type":"New Zealand Regional Series","Range":"New Zealand","FAD":5.33,"LAD":0,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1198}
{"Interval":"Puaroan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":150,"LAD":145,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1199}
{"Interval":"Haweran","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":0.34,"LAD":0,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1200}
{"Interval":"Castlecliffian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":1.63,"LAD":0.34,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1201}
{"Interval":"Nukumaruan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":2.4,"LAD":1.63,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1202}
{"Interval":"Mangapanian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":3,"LAD":2.4,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1203}
{"Interval":"Waipipian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":3.7,"LAD":3,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1204}
{"Interval":"Opoitian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":5.33,"LAD":3.7,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1205}
{"Interval":"Kapitean","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":7.426,"LAD":5.33,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1206}
{"Interval":"Tongaporutuan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":11.04,"LAD":7.426,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1207}
{"Interval":"Waiauan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":13.05,"LAD":11.04,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1208}
{"Interval":"Late Opoitian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":4.3,"LAD":3.7,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1209}
{"Interval":"Early Opoitian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":5.333,"LAD":4.3,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1210}
{"Interval":"Late Kapitean","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":5.6,"LAD":5.33,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1211}
{"Interval":"Early Kapitean","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":7.426,"LAD":5.6,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1212}
{"Interval":"Late Tongaporutuan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":8.96,"LAD":7.426,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1213}
{"Interval":"Early Tongaporutuan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":11.04,"LAD":8.96,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1214}
{"Interval":"Late Waiauan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":11.67,"LAD":11.04,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1215}
{"Interval":"Early Waiauan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":13.05,"LAD":11.67,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1216}
{"Interval":"Lillburnian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":15.1,"LAD":13.05,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1217}
{"Interval":"Clifdenian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":15.9,"LAD":15.1,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1218}
{"Interval":"Altonian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":18.7,"LAD":15.9,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1219}
{"Interval":"Late Altonian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":16.7,"LAD":15.9,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1220}
{"Interval":"Middle Altonian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":18.2,"LAD":16.7,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1221}
{"Interval":"Early Altonian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":18.7,"LAD":18.2,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1222}
{"Interval":"Otaian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":21.7,"LAD":18.7,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1223}
{"Interval":"Waitakian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":25.2,"LAD":21.7,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1224}
{"Interval":"Duntroonian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":27.3,"LAD":25.2,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1225}
{"Interval":"Whaingaroan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":34.6,"LAD":27.3,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1226}
{"Interval":"Late Whaingaroan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":29.8,"LAD":27.3,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1227}
{"Interval":"Early Whaingaroan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":34.6,"LAD":29.8,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1228}
{"Interval":"Runangan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":36.7,"LAD":34.6,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1229}
{"Interval":"Kaiatan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":39.1,"LAD":36.7,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1230}
{"Interval":"Bortonian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":42.6,"LAD":39.1,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1231}
{"Interval":"Porangan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":45.7,"LAD":42.6,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1232}
{"Interval":"Heretaungan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":48.9,"LAD":45.7,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1233}
{"Interval":"Mangaorapan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":52,"LAD":48.9,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1234}
{"Interval":"Waipawan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":56,"LAD":52,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1235}
{"Interval":"Teurian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":66,"LAD":55.8,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1236}
{"Interval":"Late Teurian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":61.5,"LAD":56,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1237}
{"Interval":"Sapoan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":79,"LAD":66.04,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1238}
{"Interval":"Haumurian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":83.6,"LAD":66.04,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1239}
{"Interval":"Late Haumurian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":79,"LAD":66.04,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1240}
{"Interval":"Early Haumurian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":83.6,"LAD":79,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1241}
{"Interval":"Piripauan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":86.5,"LAD":83.6,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1242}
{"Interval":"Teratan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":90.5,"LAD":86.5,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1243}
{"Interval":"Mangaotanean","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":93.7,"LAD":90.5,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1244}
{"Interval":"Arowhanan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":95.2,"LAD":93.7,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1245}
{"Interval":"Ngaterian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":99.5,"LAD":95.2,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1246}
{"Interval":"Motuan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":103.3,"LAD":99.5,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1247}
{"Interval":"Urutawan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":108.4,"LAD":103.3,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1248}
{"Interval":"Korangan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":117.5,"LAD":108.4,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1249}
{"Interval":"Waikatoan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":148.2,"LAD":145,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1250}
{"Interval":"Mangaoran","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":150,"LAD":148.2,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1251}
{"Interval":"Ohauan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":154.5,"LAD":150,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1252}
{"Interval":"Heterian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":164.3,"LAD":154.4,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1253}
{"Interval":"Temaikan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":176,"LAD":164.3,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1254}
{"Interval":"Ururoan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":188.9,"LAD":176,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1255}
{"Interval":"Aratauran","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":201.3,"LAD":188.9,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1256}
{"Interval":"Late Ohauan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":152.1,"LAD":150,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1257}
{"Interval":"Middle Ohauan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":152.9,"LAD":152.1,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1258}
{"Interval":"Early Ohauan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":154.5,"LAD":152.9,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1259}
{"Interval":"Late Heterian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":157.3,"LAD":154.5,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1260}
{"Interval":"Middle Heterian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":158.8,"LAD":157.3,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1261}
{"Interval":"Early Heterian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":164.3,"LAD":158.8,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1262}
{"Interval":"Late Temaikan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":169.5,"LAD":164.3,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1263}
{"Interval":"Middle Temaikan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":171,"LAD":169.5,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1264}
{"Interval":"Early Temaikan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":176,"LAD":171,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1265}
{"Interval":"Late Ururoan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":178.5,"LAD":176,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1266}
{"Interval":"Early Ururoan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":188.9,"LAD":178.5,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1267}
{"Interval":"Late Aratauran","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":199.3,"LAD":188.9,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1268}
{"Interval":"Early Aratauran","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":201.3,"LAD":199.3,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1269}
{"Interval":"Otapirian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":208.5,"LAD":201.3,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1270}
{"Interval":"Warepan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":217,"LAD":208.5,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1271}
{"Interval":"Otamitan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":221,"LAD":217,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1272}
{"Interval":"Oretian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":227.5,"LAD":221,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1273}
{"Interval":"Kaihikuan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":238,"LAD":227.5,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1274}
{"Interval":"Etalian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":246,"LAD":238,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1275}
{"Interval":"Malakovian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":249,"LAD":246,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1276}
{"Interval":"Nelsonian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":251.5,"LAD":249,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1277}
{"Interval":"Makarewan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":253.2,"LAD":251.5,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1278}
{"Interval":"Waiitian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":254.2,"LAD":253.2,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1279}
{"Interval":"Puruhauan","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":259.1,"LAD":254.2,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1280}
{"Interval":"Flettian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":266,"LAD":259.8,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1281}
{"Interval":"Barrettian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":276,"LAD":266,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1282}
{"Interval":"Mangapirian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":285,"LAD":276,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1283}
{"Interval":"Telfordian","Type":"New Zealand Regional Ages","Range":"New Zealand","FAD":288.5,"LAD":285,"FAD_basis":"NZGT 2015/1","LAD_basis":"NZGT 2015/1","Notes":"","Order":1284}
{"Interval":"Tilmani/spelae","Type":"Tethyan Ammonoid Zones","Range":"Europe","FAD":201.36,"LAD":201.26,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1285}
{"Interval":"Planorbis","Type":"Tethyan Ammonoid Zones","Range":"Europe","FAD":201.26,"LAD":200.96,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1286}
{"Interval":"Liasicus","Type":"Tethyan Ammonoid Zones","Range":"Europe","FAD":200.96,"LAD":200.26,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1287}
{"Interval":"Angulata","Type":"Tethyan Ammonoid Zones","Range":"Europe","FAD":200.26,"LAD":199.46,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1288}
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{"Interval":"Serpentinum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":183.16,"LAD":181.17,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1416}
{"Interval":"Bifrons","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":181.17,"LAD":179.82,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1417}
{"Interval":"Variabilis","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":179.82,"LAD":178.34,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1418}
{"Interval":"Thouarsense","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":178.34,"LAD":177.63,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1419}
{"Interval":"Pseudoradiosa","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":177.63,"LAD":175.91,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1420}
{"Interval":"Aalensis","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":175.91,"LAD":174.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1421}
{"Interval":"Opalinum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":174.7,"LAD":172.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1422}
{"Interval":"Murchisonae","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":172.7,"LAD":171.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1423}
{"Interval":"Bradfordensis","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":171.9,"LAD":171.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1424}
{"Interval":"Concavum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":171.5,"LAD":170.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1425}
{"Interval":"Discites","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":170.9,"LAD":170.67,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1426}
{"Interval":"Laeviuscula","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":170.67,"LAD":170.32,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1427}
{"Interval":"Propinquans","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":170.32,"LAD":170.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1428}
{"Interval":"Humphriesianum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":170.1,"LAD":169.74,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1429}
{"Interval":"Niortense","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":169.74,"LAD":169.27,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1430}
{"Interval":"Garantiana","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":169.27,"LAD":168.72,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1431}
{"Interval":"Parkinsoni","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":168.72,"LAD":168.17,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1432}
{"Interval":"Zigzag","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":168.17,"LAD":166.97,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1433}
{"Interval":"Progracilis","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":166.97,"LAD":166.36,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1434}
{"Interval":"Subcontractus","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":166.36,"LAD":166.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1435}
{"Interval":"Morrisi","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":166.2,"LAD":166.04,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1436}
{"Interval":"Bremeri","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":166.04,"LAD":165.83,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1437}
{"Interval":"Retrocostatum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":165.83,"LAD":165.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1438}
{"Interval":"Discus","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":165.5,"LAD":165.29,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1439}
{"Interval":"Herveyi","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":165.29,"LAD":164.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1440}
{"Interval":"Koenigi","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":164.6,"LAD":163.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1441}
{"Interval":"Calloviense","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":163.9,"LAD":163.47,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1442}
{"Interval":"Jason","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":163.47,"LAD":163.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1443}
{"Interval":"Coronatum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":163.3,"LAD":162.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1444}
{"Interval":"Athleta","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":162.9,"LAD":162.45,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1445}
{"Interval":"Lamberti","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":162.45,"LAD":161.53,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1446}
{"Interval":"Mariae","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":161.53,"LAD":159.66,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1447}
{"Interval":"Cordatum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":159.66,"LAD":159.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1448}
{"Interval":"Plicatilis","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":159.1,"LAD":158.35,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1449}
{"Interval":"Pumilus","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":158.35,"LAD":158,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1450}
{"Interval":"Cautisnigrae","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":158,"LAD":157.25,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1451}
{"Interval":"Pseudocordata","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":157.25,"LAD":154.78,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1452}
{"Interval":"Baylei","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":154.78,"LAD":153.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1453}
{"Interval":"Cymodoce","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":153.4,"LAD":152.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1454}
{"Interval":"Mutabilis","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":152.1,"LAD":149.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1455}
{"Interval":"Eudoxus","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":149.7,"LAD":149.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1456}
{"Interval":"Autissiodorensis","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":149.6,"LAD":149.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1457}
{"Interval":"Elegans","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":149.2,"LAD":148.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1458}
{"Interval":"Scitulus","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":148.7,"LAD":148.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1459}
{"Interval":"Wheatleyensis","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":148.3,"LAD":147.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1460}
{"Interval":"Hudlestoni","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":147.8,"LAD":147.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1461}
{"Interval":"Pectinatus","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":147.4,"LAD":146.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1462}
{"Interval":"Pallasioides","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":146.8,"LAD":146.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1463}
{"Interval":"Rotunda","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":146.3,"LAD":145.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1464}
{"Interval":"Fittoni","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":145.5,"LAD":145.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1465}
{"Interval":"Albani","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":145.2,"LAD":145,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1466}
{"Interval":"Glaucolithus","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":145,"LAD":144.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1467}
{"Interval":"Okusensis","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":144.8,"LAD":144.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1468}
{"Interval":"Kerberus","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":144.6,"LAD":144.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1469}
{"Interval":"Anguiformis","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":144.4,"LAD":144.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1470}
{"Interval":"Oppressus","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":144.2,"LAD":144,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1471}
{"Interval":"Primitivus","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":144,"LAD":143.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1472}
{"Interval":"Preplicomphalus","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":143.7,"LAD":143.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1473}
{"Interval":"Lamplughi","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":143.3,"LAD":141.78,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1474}
{"Interval":"Runctoni","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":141.78,"LAD":139.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1475}
{"Interval":"Kochi","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":139.9,"LAD":139.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1476}
{"Interval":"Icenii","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":139.2,"LAD":138.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1477}
{"Interval":"Stenomphalus","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":138.3,"LAD":137.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1478}
{"Interval":"Albidum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":137.8,"LAD":137.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1479}
{"Interval":"Paratollia","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":137.6,"LAD":136.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1480}
{"Interval":"Polyptychites","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":136.8,"LAD":135.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1481}
{"Interval":"Prodichotomites","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":135.6,"LAD":133.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1482}
{"Interval":"Dichotomites","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":133.2,"LAD":133.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1483}
{"Interval":"Tuberculatum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":133.1,"LAD":132.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1484}
{"Interval":"Densicostatus","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":132.8,"LAD":132.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1485}
{"Interval":"Amblygonium","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":132.6,"LAD":132.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1486}
{"Interval":"Noricum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":132.3,"LAD":131.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1487}
{"Interval":"Regale","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":131.8,"LAD":130.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1488}
{"Interval":"Inversum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":130.9,"LAD":129.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1489}
{"Interval":"Speetonensis","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":129.9,"LAD":128.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1490}
{"Interval":"Gottschei","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":128.8,"LAD":128,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1491}
{"Interval":"Marginatus","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":128,"LAD":127.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1492}
{"Interval":"Variabilis","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":127.3,"LAD":126.5,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1493}
{"Interval":"Rarocintum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":126.5,"LAD":125.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1494}
{"Interval":"Fissicostatum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":125.3,"LAD":124.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1495}
{"Interval":"Elegans","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":124.8,"LAD":124.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1496}
{"Interval":"Denckmanni","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":124.2,"LAD":122.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1497}
{"Interval":"Giraudi","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":122.1,"LAD":121.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1498}
{"Interval":"Bidentatum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":121.6,"LAD":121.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1499}
{"Interval":"Fissicocostatus","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":121.2,"LAD":120,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1500}
{"Interval":"Deshayesi","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":120,"LAD":119.1,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1501}
{"Interval":"Bowerbanki","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":119.1,"LAD":118.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1502}
{"Interval":"Martinoides","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":118.8,"LAD":117.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1503}
{"Interval":"Nutfieldensis","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":117.6,"LAD":114.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1504}
{"Interval":"Hypacanthoplites jacobi","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":114.8,"LAD":113.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1505}
{"Interval":"Schrammeni","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":113.2,"LAD":112,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1506}
{"Interval":"Germanica","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":112,"LAD":111.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1507}
{"Interval":"Tardefurcata","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":111.3,"LAD":110.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1508}
{"Interval":"Mammillatum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":110.9,"LAD":110.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1509}
{"Interval":"Lyelli","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":110.7,"LAD":109.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1510}
{"Interval":"Dentatus","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":109.7,"LAD":109.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1511}
{"Interval":"Intermedius","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":109.2,"LAD":108.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1512}
{"Interval":"Niobe","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":108.2,"LAD":107.6,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1513}
{"Interval":"Biplicatus","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":107.6,"LAD":107.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1514}
{"Interval":"Cristatum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":107.3,"LAD":107,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1515}
{"Interval":"Pricei","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":107,"LAD":103.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1516}
{"Interval":"Inflatum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":103.9,"LAD":103.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1517}
{"Interval":"Fallax","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":103.2,"LAD":101.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1518}
{"Interval":"Rostratum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":101.8,"LAD":101.4,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1519}
{"Interval":"Perinflatum","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":101.4,"LAD":100.9,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1520}
{"Interval":"Briacensis","Type":"Boreal Ammonoid Zones","Range":"North America","FAD":100.9,"LAD":100.3,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1521}
{"Interval":"Imlayi","Type":"Boreal (Alt)","Range":"North America","FAD":188.4,"LAD":188,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"","Order":1522}
{"Interval":"Falciferum","Type":"Boreal (Alt)","Range":"North America","FAD":183.16,"LAD":181.17,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Boreal Zone, eq. to serpentinum","Order":1523}
{"Interval":"Freboldi","Type":"Boreal (Alt)","Range":"North America","FAD":188.4,"LAD":188,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Eq. to davoei","Order":1524}
{"Interval":"Kunae","Type":"Boreal (Alt)","Range":"North America","FAD":188.2,"LAD":185,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"NA Zone, upper Davoei to Mid Algovianum","Order":1525}
{"Interval":"Levesquei","Type":"Boreal (Alt)","Range":"North America","FAD":176,"LAD":174.7,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"No longer valid, holotype was Garantiana zone, eq. to Humphresianum","Order":1526}
{"Interval":"Whiteavesi","Type":"Boreal (Alt)","Range":"North America","FAD":192.9,"LAD":190.2,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Eq. to Jamesoni","Order":1527}
{"Interval":"Sauzei","Type":"Boreal (Alt)","Range":"North America","FAD":170.67,"LAD":170.32,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Eq. to Laeviuscula","Order":1528}
{"Interval":"Scissum","Type":"Boreal (Alt)","Range":"North America","FAD":170.1,"LAD":169.74,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Eq. to Propinquans","Order":1529}
{"Interval":"Planulata","Type":"Boreal (Alt)","Range":"North America","FAD":181.17,"LAD":179.82,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"NA Zone, Eq. to Bifrons","Order":1530}
{"Interval":"Kanense","Type":"Boreal (Alt)","Range":"North America","FAD":184.2,"LAD":181.17,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"NA Zone, Eq. to Tenuis + Serpentinum: Martindale and Aberhan (2017). Response of macrobenthic communities to the Toarcian Oceanic Anoxic Event in northeastern Panthalassa (Ya Ha Tinda, Alberta, Canada)","Order":1531}
{"Interval":"Carlottense","Type":"Boreal (Alt)","Range":"North America","FAD":185,"LAD":183.16,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"NA Zone, from Kunae to base of Tenuicostatum: Riccardi et al (2014). Biostratigraphy and geochronology of the Pliensbachian-Toarcian boundary in Argentina","Order":1532}
{"Interval":"Canadensis","Type":"Boreal (Alt)","Range":"North America","FAD":199.8,"LAD":198.8,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Meister and Morizot (2010). Early Jurassic (Hettangian - Sinemurian) Ammonites from New Caledonia (French Overseas Territory, Western Pacific). Upper Angulata - Lower Bucklandi","Order":1533}
{"Interval":"Subfurcatum","Type":"Boreal (Alt)","Range":"North America","FAD":170.9,"LAD":169.74,"FAD_basis":"GTS 2020","LAD_basis":"GTS 2020","Notes":"Eq. to Humphresianum","Order":1534}