No current usage.
(Rocks of †Wickcliff Sandstone (IN,KY) reallocated to Branchville Formation of Buffalo Wallow Group. See Branchville.)
Late Mississippian (Serpukhovian; late Chesterian)
Exposures in ravines around Wickcliff, Crawford Co., IN (Malott, 1925).
[Along Birdseye Road and in a small creek or branch, just south of Wickcliff where unit is 35 ft thick (interpretation of Gray, 1992).]
Illinois 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 ([ ]).