No current usage.
(†Chandler Formation of Nanushuk Group (AK*) abandoned. Rocks reallocated to upper (nonmarine) Nanushuk Formation. See Nanushuk.)
Killik Tongue and Niakogon Tongue.
Cretaceous*
On Chandler River, where river crosses Northern Foothills, northern AK (Gryc and others, 1951).
Reference section: on Sabbath Creek, tributary of Jago River, northeastern AK (Detterman and others, 1975).
Alaska Northern 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 ([ ]).