Usage:
Bethany Falls Member of Swope Limestone of Kansas City Group (IA*,KS*,MO*,NE*)
Bethany Falls Limestone Member of Swope Limestone of Bronson Group (IA)
Bethany Falls Limestone Member of Swope Formation of /Bronson subgroup [informal] of Kansas City Group (KS,MO)
Bethany Falls Limestone of Kansas City Group (IA*,NE)
["Subgroup" not recognized as a formal stratigraphic rank term (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). Bronson subgroup considered informal and should not be capitalized.]
Geologic age:
Late Pennsylvanian (Missourian)*
Type section, locality, area and/or origin of name:
Named from exposures at falls of Big Creek, near Bethany, Harrison Co., MO. Is bed 166 of detailed section of coal measures from northwest corner of MO to Glasgow, Howard Co., MO (Broadhead, 1868).
AAPG geologic province:
Central Kansas uplift*
Forest City basin*
Iowa shelf*
Salina 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 ([ ]).