Big Island-Blue Rim Badlands (UM BI-7) (Eocene of the United States)

Where: Sweetwater County, Wyoming (41.7° N, 109.0° W: paleocoordinates 45.6° N, 95.1° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Bridger Formation, Bridgerian (50.3 - 46.2 Ma)

Environment/lithology: terrestrial

Primary reference: G. F. Gunnell. 1998. Mammalian Fauna From the Lower Bridger Formation (Bridger A, Early Middle Eocene) of the Southern Green River Basin, Wyoming. Contributions from the Museum of Paleontology, University of Michigan 30(3):83-130 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 16090: authorized by John Alroy, entered by John Alroy on 21.09.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Theriamorpha - Herpetotheriidae
Herpetotherium knighti McGrew et al. 1959 marsupial
"Copedelphys innominata" = Herpetotherium innominatum Simpson 1928 marsupial
 Artiodactyla - Homacodontidae
Homacodontidae indet. Marsh 1849 even-toed ungulate
 Theriamorpha - Epoicotheriidae
Tetrapassalus sp. Simpson 1959 placental
 Placentalia -
Rodentia indet. Bowdich 1821 rodent
 Rodentia - Sciuravidae
Sciuravus nitidus Marsh 1871 rodent
 Primates - Notharctidae
Notharctus robinsoni Gingerich 1979 primate
Smilodectes mcgrewi Gingerich 1979 primate
 Primates - Omomyidae
Omomys carteri Leidy 1869 tarsier
Washakius insignis Leidy 1873 tarsier