Claytonville Dolomite [unranked] in Whitehorse Group (TX*)
Claytonville Dolomite [unranked] in Whitehorse Sandstone (TX*)
Middle Permian (Guadalupian)*
Notable exposures: caps escarpment 2 mi west of Sweetwater, Nolan Co., central northern TX, also at town of Claytonville, Fisher Co., central northern TX (Cheney, 1929).
Palo Duro basin*
Permian 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 ([ ]).