Usage:
Kope Formation (IN*,KY*,OH*)
Kope Formation of Maquoketa Group (IN)
Kope Formation of Cincinnati group (informal) (OH)
(informal Cincinnati group is the usage of the OH Geol. Survey. The rank or lithologic term should not be capitalized.)
Subunits:
(alphabetical): Grand Avenue Member (KY*,OH*), Wesselman Tongue (OH*).
Geologic age:
Late Ordovician (Cincinnatian; Edenian)*
Type section, locality, area and/or origin of name:
Type section: Kope Hollow, mostly in the Russelville 7.5-min quadrangle, near Levanna, Brown Co., OH (Weiss and Sweet, 1964).
AAPG geologic province:
Cincinnati arch*
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 ([ ]).