North Fork of the Shoshone River (PU-B) (Eocene of the United States)

Where: Park County, Wyoming (44.3° N, 109.0° W)

• Paleocoordinates: 52.2° N, 81.1° W (Wright 2013)

• coordinate based on political unit

• small collection-level geographic resolution

When: Willwood Formation, Lostcabinian (55.8 - 50.3 Ma)

• said to be Lostcabinian

Environment/lithology: terrestrial

Primary reference: G. F. Gunnell, W. S. Bartels, P. D. Ginberich and V. Torres. 1992. Wapiti Valley Faunas: Early and Middle Eocene Fossil Vertebrates from the North Fork of the Shoshone River, Park County, Wyoming. Contributions from the Museum of Paleontology, University of Michigan 28(11):247-287 [J. Alroy/J. Alroy/M. Uhen]more details

PaleoDB collection 16005: authorized by John Alroy, entered by John Alroy on 30.04.1994

Creative Commons license: CC0 (CC0)

Taxonomic list

• stratigraphic level is uncertain
Show authors, comments, and common names
Mammalia
 Soricomorpha - Nyctitheriidae
"Scenopagus curtidens" = Nyctitherium curtidens
"Scenopagus curtidens" = Nyctitherium curtidens Matthew 1909 placental
probably = "Talpavus sp." of Torres 1985
 Tribosphenida - Phenacodontidae
Ectocion cf. superstes, Phenacodus intermedius
Ectocion cf. superstes Granger 1915 condylarth
Phenacodus intermedius Granger 1915 condylarth
 Perissodactyla - Brontotheriidae
Lambdotherium popoagicum
Lambdotherium popoagicum Cope 1880 brontothere
 Perissodactyla - Equidae
"Protorohippus cf. venticolus" = Protorohippus venticolum
"Protorohippus cf. venticolus" = Protorohippus venticolum Cope 1881 horse
 Primates - Microsyopidae
Microsyops scottianus
Microsyops scottianus Cope 1881 primate
 Primates - Paromomyidae
cf. Elwynella oreas
cf. Elwynella oreas Rose and Bown 1982 primate
 Primates - Omomyidae
Loveina wapitiensis
Loveina wapitiensis Gunnell et al. 1992 tarsier
 Rodentia - Ischyromyidae
Paramys copei
Paramys copei Loomis 1907 rodent