Usage:
Fort Scott Limestone of Marmaton Group (KS*,MO*,OK*)
/Fort Scott subgroup [informal] of Marmaton Group (MO)
["Subgroup" not recognized as a formal stratigraphic rank term (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). Subgroup considered informal and should not be capitalized.]
Subunits:
FORMATION STATUS (alphabetical): Blackjack Creek Limestone Member (KS,OK), Breezy Hill Member (OK), Excello Shale Member (KS,OK), Higginsville Limestone Member (KS,OK), Houx Limestone Member (KS), Little Osage Shale Member (KS,OK).
SUBGROUP STATUS (alphabetical) --all in MO: Blackjack Creek Limestone, Excello Shale, Higginsville Limestone, Little Osage Formation.
Geologic age:
Middle Pennsylvanian (Desmoinesian)*
Type section, locality, area and/or origin of name:
Named from exposures at Fort Scott, Bourbon Co., eastern KS (Swallow, 1866).
Type exposure: northeast of Fort Scott in the cement plant quarry, in NE/4 sec. 19, T. 25 S., R. 25 E., Bourbon Co., eastern KS (Jewett, 1941).
AAPG geologic province:
Cherokee basin*
Forest City basin*
Ozark uplift*
Chautauqua platform*
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 ([ ]).