Jepsen Quarry (Paleocene of the United States)

Where: Big Horn County, Wyoming (44.5° N, 108.0° W: paleocoordinates 50.2° N, 87.6° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Tiffanian (61.7 - 56.8 Ma)

Environment/lithology: terrestrial

Primary reference: G. F. Gunnell. 1994. Paleocene mammals and faunal analysis of the Chappo Type Locality (Tiffanian), Green River Basin, Wyoming. Journal of Vertebrate Paleontology 14(1):81-104 [J. Alroy/J. Alroy/J. Alroy]more details

PaleoDB collection 15031: authorized by John Alroy, entered by John Alroy on 30.04.1994

Creative Commons license: CC BY (attribution)

Taxonomic list

• same level as Cedar Point Quarry and "clearly" underlying Croc Tooth and Divide Quarries: Gingerich 1976
sec 25 T55N R96W
Mammalia
 Theriamorpha - Phenacodontidae
Ectocion cedrus2 Thewissen 1990 condylarth
Ectocion collinus2 Russell 1929 condylarth
 Primates - Plesiadapidae
Plesiadapis rex1 Gidley 1923 primate
 Multituberculata - Ptilodontidae
Ptilodus sp. Cope 1881 multituberculate
P. sp. "C"