SC-200 (Paleogene of the United States)

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

• Paleocoordinates: 52.7° N, 78.8° W (Wright 2013)

• coordinate based on political unit

• small collection-level geographic resolution

When: Fort Union Formation, Clarkforkian (56.2 - 54.9 Ma)

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

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

Purpose of describing collection: taxonomic analysis

PaleoDB collection 15190: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Will Clyde

Creative Commons license: CC0 (CC0)

Taxonomic list

Reptilia
 Crocodylia -
"Leidyosuchus formidabilis" = Borealosuchus formidabilis1
"Leidyosuchus formidabilis" = Borealosuchus formidabilis1 Erickson 1976 crocodilian
Mammalia
 Multituberculata - Microcosmodontidae
Microcosmodon rosei Krause 1980 multituberculate
 Tribosphenida - Phenacodontidae
Phenacodus vortmani Cope 1880 condylarth
Phenacodus intermedius2 Granger 1915 condylarth
Ectocion osbornianus Cope 1882 condylarth
 Dermoptera -
Plagiomene accola Rose 1981 colugo