SC-84 (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 15135: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Will Clyde

Creative Commons license: CC BY (attribution)

Taxonomic list

• level unknown to Rose but shown at about 1240 m by Butler et al. 1981
Chron 24R
Reptilia
 Testudines - Panemydidae
Emydidae "indet. B"1 Rafinesque 1815 turtle
Mammalia
 Cimolesta - Coryphodontidae
Coryphodon sp. Owen 1845 pantodont
 Rodentia - Paramyidae
Paramyidae indet.2 Miller and Gidley 1918 rodent
 Tribosphenida - Phenacodontidae
Ectocion osbornianus Cope 1882 condylarth
Phenacodus intermedius4 Granger 1915 condylarth
 Ferae - Viverravidae
Didymictis proteus3 Polly 1997 placental
 Tribosphenida - Arctocyonidae
Thryptacodon cf. antiquus Matthew and Granger 1915 condylarth