Usage:
Morita Formation of Bisbee Group (AZ*,NM*)
Geologic age:
Early Cretaceous*
Type section, locality, area and/or origin of name:
Named from Morita Hills, just south of International Boundary btw. Long. 109 deg. 45 min. and 109 deg. 50 min., in Sonora, Mexico (Ransome, 1904).
Principal reference section: in Mule Mountains, from NW/4 NE/4 sec. 15 to SE/4 NE/4 sec. 10, T. 23 S., R. 24 E., Cochise Co., AZ (Hayes, 1970a).
AAPG geologic province:
Pedregosa 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 ([ ]).