Wyandotte Limestone of Kansas City Group (IA*,KS*,NE*)
Wyandotte Formation of Kansas City Group (MO)
(alphabetical): Argentine Limestone Member (MO) or Argentine Member (IA*,KS*,NE*), Farley Limestone Member (MO) or Farley Member (IA*,KS*,MO*,NE*), Frisbie Limestone Member (MO) or Frisbie Member (IA*,KS*,NE*), Island Creek Shale Member (IA*,KS*,MO,NE*), Quindaro Shale Member (IA*,KS*,MO,NE*).
Late Pennsylvanian (Missourian)*
Not designated (Moore, 1932).
Forest City basin*
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
Asterisk (*) indicates published by U.S. Geological Survey authors.
"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).
Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).