Where: Sioux County, Nebraska (42.9° N, 103.8° W: paleocoordinates 43.9° N, 96.3° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Whitney Member (Brule Formation), Whitneyan (33.3 - 30.8 Ma)

• "near the top of the Upper Brule"

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by Cook

Collection methods: surface (in situ)

• "The skull and jaws were weathering out"

Primary reference: H. J. Cook. 1934. New artiodactyls from the Oligocene and Lower Miocene of Nebraska. American Midland Naturalist 15(2):148-165 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 17388: authorized by John Alroy, entered by John Alroy on 21.09.1998

Creative Commons license: CC BY (attribution)