Usage:
Euphemia Dolomite (OH)
Euphemia Dolomite of Durbin Group (OH)
Geologic age:
Silurian (Wenlock to Ludlow)
Type section, locality, area and/or origin of name:
Lewisburg stone quarry, 1 mi northwest of Lewisburg, Preble Co., southwestern OH. Named from town 0.5 mi northwest of Lewisburg (Foerste, 1917).
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 ([ ]).