Powder River 51-33 (Eocene of the United States)

Where: Johnson County, Wyoming (44.0° N, 106.6° W: paleocoordinates 48.5° N, 89.4° W)

• coordinate based on political unit

When: "Wasatch" Formation, Wasatchian (55.8 - 50.3 Ma)

Environment/lithology: terrestrial

Primary reference: E. Delson. 1971. Fossil mammals of the early Wasatchian Powder River local fauna, Eocene of northeast. Bulletin of the American Museum of Natural History 146(4) [J. Alroy/J. Alroy/M. Uhen]more details

PaleoDB collection 16022: authorized by John Alroy, entered by John Alroy on 18.02.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Macroscelidea - Apheliscidae
Apheliscus sp. Cope 1875 elephant shrew
 Carnivora - Miacidae
Miacinae indet. Cope 1880 carnivoran
not clear what "Uintacyon sp." of Gingerich 1983 is
 Placentalia -
Rodentia indet. Bowdich 1821 rodent