Foraker Limestone of Council Grove Group (KS*,NE*,OK*)
Foraker Limestone of Vanoss Group (OK)
(alphabetical) --all in KS*,NE*,OK*: Americus Limestone Member, Hughes Creek Shale Member, Long Creek Limestone Member.
Late Pennsylvanian (Virgilian)*
Named from Foraker, Foraker quadrangle, Osage Co., central northern OK. Forms the rim of Foraker Canyon, and is prominent along line of bluffs in eastern part of Foraker quadrangle (Heald, 1916).
Type section stated to be near Foraker, Osage Co., central northern OK (Mudge and Burton, 1959).
Chautauqua platform*
Cherokee basin*
Forest City basin*
Nemaha anticline*
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 ([ ]).