Tunp Member of Wasatch Formation (WY*)
early Eocene*
Type area: along Dempsey Ridge of the Tunp Range, in T. 23, 24, and 25 N., R. 118 W., Lincoln Co., WY (Oriel and Tracey, 1970).
Green River basin*
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
Asterisk (*) indicates published by U.S. Geological Survey authors.
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Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).