Foster Gulch Oil Well No. 1 (Paleocene of the United States)

Where: Big Horn County, Wyoming (44.5° N, 108.0° W: paleocoordinates 49.7° N, 89.2° W)

• coordinate based on political unit

When: Polecat Bench or Willwood Formation, Clarkforkian (56.8 - 55.8 Ma)

Environment/lithology: terrestrial

Primary reference: K. D. Rose. 1981. The Clarkforkian Land-Mammal Age and Mammalian Faunal Composition Across the Paleocene-Eocene Boundary. University of Michigan Papers on Paleontology 26:1-197 [J. Alroy/J. Alroy/P. Mannion]more details

PaleoDB collection 15083: authorized by John Alroy, entered by John Alroy on 18.02.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

 Cimolesta - Coryphodontidae
Coryphodon sp. Owen 1845 pantodont
 Rodentia - Ischyromyidae
Paramys sp. Leidy 1871 rodent
 Tribosphenida - Phenacodontidae
Phenacodontidae indet. Cope 1881 condylarth
Ectocion osbornianus Cope 1882 condylarth
 Taeniodonta - Stylinodontidae
Ectoganus lobdelli Simpson 1929 taeniodont
 Tribosphenida - Arctocyonidae
cf. Thryptacodon antiquus Matthew and Granger 1915 condylarth