No current usage.
(†Panther Creek Limestone (OK) replaced with Birch Creek Limestone. See Birch Creek.)
Pennsylvanian
Not designated. Named from Panther Creek in southwest part of T. 26 N., R. 12 E., Washington Co., OK (Roundy and others, 1922).
Chautauqua platform
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 ([ ]).