SC-316 (Eocene of the United States)

Where: Park County, Wyoming (44.3° N, 109.0° W: paleocoordinates 49.2° N, 91.9° W)

• coordinate based on political unit

• small collection-level geographic resolution

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

Environment/lithology: terrestrial

Reposited in the UMMP

Primary reference: P. D. Gingerich and H. A. Deutsch. 1989. Systematics and Evolution of Early Eocene Hyaenodontidae (Mammalia, Creodonta) in the Clarks Fork Basin, Wyoming. Contributions from the Museum of Paleontology, University of Michigan 27(13):327-391 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 15822: authorized by John Alroy, entered by John Alroy on 27.09.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

• meter level estimated from figure of Bowen and Bloch 2002
Mammalia
 Macroscelidea - Apheliscidae
Apheliscus chydaeus2 Gingerich 1994 elephant shrew
 Ferae - Viverravidae
Didymictis protenus3 Cope 1874 placental
Didymictis leptomylus3 Cope 1880 placental
 Creodonta - Hyaenodontidae
Acarictis ryani Gingerich and Deutsch 1989 creodont
 Perissodactyla - Equidae
"Hyracotherium grangeri" = Sifrhippus grangeri1
"Hyracotherium grangeri" = Sifrhippus grangeri1 Gingerich 1989 horse
 Perissodactyla -
Cardiolophus radinskyi1 Gingerich 1991 odd-toed ungulate