Bokchito Formation of Washita Group (OK*)
(alphabetical) --all in OK: Denton Shale Member or Denton Clay Member, McNutt Limestone Member, Pawpaw Sandstone Member, Soper Limestone Member, Weno Shale Member or Weno Clay Member.
late Early Cretaceous (Albian; Comanchean Provincial Epoch)*
Named from Bokchito Creek, near Bockchito, Bryan Co., central southern OK (US geologic names lexicons, USGS Bull. 896, 1200).
Ouachita folded belt*
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 ([ ]).