Elk Creek (250 m) (Eocene of the United States)

Also known as YPM 373

Where: Big Horn County, Wyoming (44.5° N, 108.0° W: paleocoordinates 49.2° N, 90.8° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Willwood Formation, Wasatchian (55.8 - 50.3 Ma)

Environment/lithology: terrestrial

Primary reference: D. M. Schankler. 1980. Faunal Zonation of the Willwood Formation in the Central Bighorn Basin, Wyoming. University of Michigan Papers on Paleontology 24:99-114 [J. Alroy/J. Alroy/M. Uhen]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 15521: authorized by John Alroy, entered by John Alroy on 18.02.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Mammalia
 Cimolesta - Esthonychidae
Esthonyx bisulcatus
Esthonyx bisulcatus Cope 1874 tillodont
 Creodonta - Hyaenodontidae
Prototomus sp.
Prototomus sp. Cope 1874 creodont
"1"
 Primates - Notharctidae
Cantius sp.
Cantius sp. Simons 1962 primate
 Rodentia - Ischyromyidae
Paramys cf. copei
Paramys cf. copei Loomis 1907 rodent
 Macroscelidea - Apheliscidae
Haplomylus speirianus, Apheliscus sp.
Haplomylus speirianus Cope 1880 elephant shrew
Apheliscus sp. Cope 1875 elephant shrew
"wapitiensis/insidiosus"