No current usage.
(†Bear River Formation (AK) replaced with Hazelton Group. See Hazelton.)
Jurassic(?)
Origin of name not stated by author, but probably named from Bear River, Salmon River district, British Columbia, Canada (McConnell, 1913).
Alaska Southeastern region
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 ([ ]).