Great Divide Basin (Eocene of the United States)

Where: Sweetwater County, Wyoming (41.7° N, 109.0° W: paleocoordinates 46.6° N, 92.6° W)

• coordinate based on political unit

When: Wasatchian (55.8 - 50.3 Ma)

Environment/lithology: terrestrial

Primary reference: C. L. Gazin. 1965. Early Eocene mammalian faunas and their environment in the vicinity of the Rock Springs Uplift, Wyoming. Wyoming Geological Association Guidebook 19:171-180 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 15642: authorized by John Alroy, entered by John Alroy on 18.02.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

• refers strictly to the collection of Smith and Veatch made in 1907
stratigraphic level completely unclear
Lostcabinian?
Show authors, comments, and common names
Mammalia
 Cimolesta - Coryphodontidae
Coryphodon sp.
Coryphodon sp. Owen 1845 pantodont
 Cimolesta - Esthonychidae
Esthonyx cf. acutidens
Esthonyx cf. acutidens Cope 1881 tillodont
 Perissodactyla -
cf. Heptodon sp.
cf. Heptodon sp. Cope 1882 odd-toed ungulate
 Primates - Notharctidae
cf. Notharctus venticolus
cf. Notharctus venticolus Osborn 1902 primate