Usage:
Henryville Bed of Clegg Creek Member of New Albany Shale (IN)
Henryville Bed of Ellsworth Member of New Albany Shale (IN)
[?] Henryville Bed of Clegg Creek Member of New Albany Shale (KY)
[?] Henryville Bed of Grassy Creek Shale Member of New Albany Shale of Knobs Group (IL-southern part)
Geologic age:
Early Mississippian (Kinderhookian)
Type section, locality, area and/or origin of name:
Type section: on Caney Fork Creek in lot 252, Clark Grant, 1.5 mi southwest of Henryville, [Henryville 7.5-min quadrangle], Clark Co., IN (Campbell, 1946).
Principal reference section [type section amended]: stream bank on Lodge Creek (a tributary of Caney Fork) just east of the road, center of the southwest line of lot 253, Clark Grant, Henryville 7.5-min quadrangle, Clark Co., IN (Lineback, 1970, Indiana Geol. Survey Bull., no. 44, p. 67; Indiana Geol. and Water Survey Geologic Names Information System).
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 ([ ]).