Northeast of Walker Ranch (Oligocene of the United States)

Where: Niobrara County, Wyoming (43.0° N, 104.5° W: paleocoordinates 44.2° N, 96.4° W)

• coordinate based on political unit

When: White River Group, Orellan (33.9 - 33.3 Ma)

Environment/lithology: terrestrial

Primary reference: J. Clark and T. E. Guensburg. 1972. Arctoid genetic characters as related to the genus Parictis. Fieldiana 26(1):1-71 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 17147: authorized by John Alroy, entered by John Alroy on 15.05.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

• possibly relevant: Daphoenus sp. Hunt 1998b: "White River Formation, Walker Ranch area, Niobrara Co."
Mammalia
 Carnivora - Ursidae
Parictis gilpini Clark and Guensburg 1972 bear
1 mi NE of Walker Ranch; not clear if this is Orellan or Chadronian