Jepsen Valley Quarry (Paleocene of the United States)

Where: Park County, Wyoming (44.9° N, 108.9° W: paleocoordinates 50.8° N, 88.4° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Polecat Bench Formation, Tiffanian (61.7 - 56.8 Ma)

• "about 40 m stratigraphically above Princeton Quarry" (i.e., 720 m): Secord et al. 2002

Environment/lithology: terrestrial

Primary reference: C. R. Schaff. 1985. National Geographic Society Research Reports 20 [J. Alroy/J. Alroy]more details

PaleoDB collection 15032: authorized by John Alroy, entered by John Alroy on 18.02.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

• NOT the same as Jepsen Quarry
Mammalia
 Cimolesta - Pantolestidae
Pantolestidae indet. Cope 1884 eutherian
 Leptictida - Leptictidae
? Palaeictops sp. Matthew 1899 eutherian
 Primates - Plesiadapidae
Plesiadapis fodinatus Jepsen 1930 primate
 Primates - Carpolestidae
Carpolestes dubius Jepsen 1930 primate
 Lipotyphla - Erinaceidae
Litolestes ignotus Jepsen 1930 hedgehog
 Tribosphenida - Nyctitheriidae
Leptacodon packi Jepsen 1930 placental
 Ferae - Viverravidae
Viverravidae indet.1 Wortman and Matthew 1899 placental
 Carnivora - Miacidae
Viverravinae indet. Matthew 1909 carnivoran
 Ferae - Metacheiromyidae
Propalaeanodon schaffi n. gen. n. sp.2
Propalaeanodon schaffi n. gen. n. sp.2 Rose 1979 placental
 Macroscelidea -
"Diacocherus minutus" = Adunator minutus1
"Diacocherus minutus" = Adunator minutus1 Jepsen 1930 elephant shrew
 Tribosphenida - Arctocyonidae
Thryptacodon sp. Matthew and Granger 1915 condylarth
 Theriiformes - Peradectidae
Peradectes elegans Matthew and Granger 1921 metatherian
 Multituberculata - Microcosmodontidae
Pentacosmodon pronus Jepsen 1940 multituberculate