8 Mi. Northeast of Harrison (Oligocene of the United States)

Where: Sioux County, Nebraska (42.4° N, 103.8° W: paleocoordinates 43.6° N, 95.7° W)

• coordinate based on political unit

When: Orellan (33.9 - 33.3 Ma)

Environment/lithology: terrestrial

Primary reference: B. Patterson and P. O. McGrew. 1937. A soricid and two erinaceids from the White River Oligocene [Colorado]. Field Museum of Natural History, Geological Series 6(18):245-272 [J. Alroy/J. Alroy]more details

PaleoDB collection 17049: authorized by John Alroy, entered by John Alroy on 15.05.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Carnivora - Canidae
Hesperocyon gregarius2 Cope 1873 canid
UNSM specimen, stratigraphy not stated
 Theriamorpha - Geolabididae
Centetodon marginalis1 Cope 1873 placental