Usage:
Lake Neosho Shale Member of Altamont Limestone of Marmaton Group (KS*)
Lake Neosho Shale Member of Altamont Formation of Marmaton Group (IA*,MO*)
Lake Neosho Shale Member of Altamont Formation of /Appanoose subgroup [informal] of Marmaton Group (MO)
["Subgroup" not recognized as a formal stratigraphic rank term (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). Appanoose subgroup considered informal and should not be capitalized.]
Geologic age:
Middle Pennsylvanian (Desmoinesian)*
Type section, locality, area and/or origin of name:
Type section: in SW/4 sec. 23, T. 30 S., R. 20 E., Neosho Co., KS (Jewett, 1941).
AAPG geologic province:
Cherokee basin*
Forest City 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 ([ ]).