Usage:
Ferdinand Bed of Lead Creek Member of Mansfield Formation of Raccoon Creek Group (IN)
Geologic age:
Middle Pennsylvanian
Type section, locality, area and/or origin of name:
Well exposed northeast of Ferdinand, in T. 3 S., R. 4 W., and west of Ferdinand State Forest, Dubois Co., southwestern IN (Franklin and Wanless, 1944).
AAPG geologic province:
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 ([ ]).