UM-Sub-Wy Locality 23 (Eocene of the United States)

Where: Sublette County, Wyoming (42.7° N, 110.1° W: paleocoordinates 47.7° N, 93.5° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: upper Member (Pass Peak Formation), Lysitean (55.8 - 50.3 Ma)

• said to be Lysitean

Environment/lithology: terrestrial

Primary reference: J. A. Dorr, Jr. 1978. Revised and Amended Fossil Vertebrate Faunal Lists, Early Tertiary, Hoback Basin, Wyoming. Contributions to Geology, University of Wyoming 16(2):79-84 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 15881: authorized by John Alroy, entered by John Alroy on 18.02.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Condylarthra - Hyopsodontidae
Hyopsodus cf. wortmani Osborn 1902 condylarth
 Perissodactyla - Palaeotheriidae
Hyracotherium cf. vasacciense Cope 1872 odd-toed ungulate
 Theriamorpha - Nyctitheriidae
"Nyctitherium celatum" = Nyctitherium celatus
"Nyctitherium celatum" = Nyctitherium celatus Cope 1875 placental