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National Geologic Map Database

Geologic Unit: Wells

Usage:

Wells Formation (ID*,MT*,UT*,WY*)


Geologic age:

Mississippian, Late*
Chesterian*
Pennsylvanian, Early*
Pennsylvanian, Middle*
Pennsylvanian, Late*
Permian, Early*


Type section, locality, area and/or origin of name:

North side of Wells Canyon, in T. 10 S., R. 45 E., Caribou Co., ID. Named from Wells Canyon (Richards and Mansfield, 1912).


AAPG geologic province:

Yellowstone province*
Snake River basin*
Wasatch uplift*
Green River basin*
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 does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).