Usage:
Bitter Ridge Limestone Member of Horse Spring Formation (NV*)
Geologic age:
Tertiary*
Miocene*
Type section, locality, area and/or origin of name:
Type section: measured on hogback at Bitter Ridge [in T. 19 S., R. 66 E.], Lat. 36 deg. 18 min. 30 sec. N., Long. 114 deg. 34 min. 00 sec. W., Muddy Peak quadrangle, Clark Co., NV. Named from Bitter Ridge (Bohannon, 1984).
AAPG geologic province:
Great Basin province*
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 ([ ]).