Usage:
No current usage.
(†Hercules Tower Sandstone [Bed] in Lutie Member of Theodosia Formation (AR,MO) considered abandoned. In MO, is same as "Swan Creek sandstone" of Cotter Dolomite. See Cotter.)
Geologic age:
Early Ordovician
Type section, locality, area and/or origin of name:
Well exposed on MO Highway 125 south of Brush Creek about midway between village of Hercules and Hercules fire lookout tower, Taney Co., MO (Cullison, 1944).
AAPG geologic province:
Ozark uplift
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 ([ ]).