SC-156 (Paleocene of the United States)

Where: Park County, Wyoming (44.3° N, 109.0° W: paleocoordinates 49.7° N, 90.3° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Clarkforkian (56.8 - 55.8 Ma)

Environment/lithology: terrestrial

Reposited in the UMMP

Primary reference: K. D. Rose. 1981. The Clarkforkian Land-Mammal Age and Mammalian Faunal Composition Across the Paleocene-Eocene Boundary. University of Michigan Papers on Paleontology 26:1-197 [J. Alroy/J. Alroy/P. Mannion]more details

PaleoDB collection 15168: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Will Clyde and Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

• level unknown
Mammalia
 Primates - Plesiadapidae
Plesiadapis dubius Matthew 1915 primate
 Theriamorpha - Phenacodontidae
Ectocion osbornianus Cope 1882 condylarth
 Procreodi - Arctocyonidae
Thryptacodon cf. antiquus Matthew and Granger 1915 condylarth
 Theriamorpha - Viverravidae
Didymictis cf. dellensis2 Dorr 1952 placental
 Cimolesta - Pantolestidae
Palaeosinopa sp. Matthew 1901 eutherian
Reptilia
 Testudines - Emydidae
Emydidae "indet. A"1 Rafinesque 1815 turtle
 Testudines - Trionychidae
Trionychidae indet.1 Gray 1825 softshell turtle