Ferris Formation (UW V-91002) (Paleocene of the United States)

Also known as Red Rock Gully

Where: Carbon County, Wyoming (41.8° N, 107.0° W: paleocoordinates 48.4° N, 84.2° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Ferris Formation, Puercan (66.0 - 63.3 Ma)

• said to be middle Puercan

Environment/lithology: terrestrial

Reposited in the UW

Primary reference: J. J. Eberle and J. A. Lillegraven. 1998. A new important record of earliest Cenozoic mammalian history: geologic setting, Multituberculata, and Peradectia. Rocky Mountain Geology 33(1):3-47 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 14706: authorized by John Alroy, entered by John Alroy on 21.09.1998

Creative Commons license: CC BY (attribution)

Taxonomic list

• exact stratigraphic position somewhat uncertain; between 3010' and 3058' according to Lillegraven and Eberle 1999
"Taeniolabis" is said to occur here by Lillegraven and Eberle 1999, but this is a lapsus for UW V-91022
 Condylarthra - Hyopsodontidae
Valenia wilsoni Van Valen 1978 condylarth
 Theriamorpha - Periptychidae
Periptychidae indet. Cope 1882 condylarth
Periptychus coarctatus Cope 1883 condylarth
Mithrandir gillianus Cope 1882 condylarth
Oxyacodon priscilla Matthew 1937 condylarth
 Procreodi - Arctocyonidae
Loxolophus faulkneri Eberle and Lillegraven 1998 condylarth