SC-226 (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 15204: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

• level unknown
Mammalia
 Cimolesta -
"Esthonyx xenicus" = Azygonyx xenicus
"Esthonyx xenicus" = Azygonyx xenicus Gingerich and Gunnell 1979 tillodont
 Cimolesta - Pantolestidae
Palaeosinopa sp. Matthew 1901 eutherian
 Cimolesta - Coryphodontidae
Coryphodon sp. Owen 1845 pantodont
 Theriamorpha - Viverravidae
? Didymictis sp. Cope 1875 placental
 Theriamorpha - Phenacodontidae
Phenacodontidae indet.1 Cope 1881 condylarth
Phenacodus intermedius4 Granger 1915 condylarth
Ectocion osbornianus Cope 1882 condylarth
 Primates - Plesiadapidae
Plesiadapis gingerichi Rose 1981 primate
Plesiadapis dubius Matthew 1915 primate
 Primates - Carpolestidae
Carpolestes nigridens3 Simpson 1928 primate
 Primates - Paromomyidae
Dillerlemur pagei1 Jepsen 1930 primate
 Multituberculata - Ptilodontidae
Prochetodon taxus n. sp.2 Krause 1987 multituberculate
 Multituberculata - Microcosmodontidae
Microcosmodon rosei Krause 1980 multituberculate