No current usage.
(†Little Pine Ridge Sandstone (WY) replaced with Teapot Sandstone Member of Mesaverde Formation. See Teapot.)
Late Cretaceous
Forms Little Pine Ridge, east of Salt Creek oil field, Natrona Co., central WY (Jamison, 1912).
Wind River basin
Powder River 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 ([ ]).