No current usage.
(Rocks of †Pedee Group (KS,MO*, and CO*-subsurface) reallocated to Douglas Group. See Douglas.)
Late Pennsylvanian (Missourian)*
Named from stream near Weston, [Platte Co.], MO, opposite Leavenworth, KS, on Missouri River (Moore, 1932).
Anadarko 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 ([ ]).