SEDIS - Thesaurus
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Virgilian
BT
Chronostratigraphic Units
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Phanerozoic
..
Paleozoic
...
Carboniferous
....
Pennsylvanian
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Upper Pennsylvanian
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Virgilian
NT
Beil Limestone Member
Douglas Group
Ervine Creek Limestone
Lawrence Formation
Lecompton Limestone
Oread Limestone
Plattsmouth Limestone Member
Shawnee Group
Tonganoxie Sandstone
Wabaunsee Group
UF
Virgilian Series
RT
Pine Shadow Member
Wescogame Formation
SN
Provincial series, North America. Above Missourian, below Wolfcampian (Permian).
Virgilian Series
USE
Virgilian
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