SC-262 (Paleocene of the United States)

Where: Park County, Wyoming (44.3° N, 109.0° W: paleocoordinates 50.2° N, 88.7° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Tiffanian (61.7 - 56.8 Ma)

Environment/lithology: terrestrial

Reposited in the UMMP

Primary reference: P. D. Gingerich. 1980. History of early Cenozoic vertebrate paleontology in the Bighorn Basin. University of Michigan Papers on Paleontology 24:7-24 [J. Alroy/J. Alroy/J. Alroy]more details

PaleoDB collection 15060: authorized by John Alroy, entered by John Alroy on 26.07.1994, edited by Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

• meter level based on Butler et al. 1981; said to be Ti3
Mammalia
 Multituberculata - Neoplagiaulacidae
Neoplagiaulax cf. hazeni Jepsen 1940 multituberculate
 Primates - Plesiadapidae
Plesiadapis rex Gidley 1923 primate
Jepsen specimen "probably" from this locality
 Theriamorpha - Phenacodontidae
Ectocion collinus Russell 1929 condylarth
Phenacodus grangeri Simpson 1935 condylarth
 Procreodi - Arctocyonidae
"Arctocyon cf. mumak" = Arctocyon acrogenius, Aphanocyon codyensis
"Arctocyon cf. mumak" = Arctocyon acrogenius Gazin 1956 condylarth
Aphanocyon codyensis Secord 2008 condylarth
 Cimolesta - Titanoideidae
Titanoides cf. major Simons 1960 pantodont