Duer Ranch (Ash Hollow) (Miocene to of the United States)

Where: Morrill County, Nebraska (41.7° N, 103.1° W: paleocoordinates 42.1° N, 101.1° W)

• coordinate based on political unit

When: Ash Hollow Formation, Clarendonian to Clarendonian (13.6 - 10.3 Ma)

Environment/lithology: terrestrial

Primary reference: J. B. Swinehart and R. F. Diffendal, Jr. 1987. [J. Alroy/J. Alroy]more details

PaleoDB collection 18128: authorized by John Alroy, entered by John Alroy on 26.03.1995

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Perissodactyla - Rhinocerotidae
Teleoceras sp. Hatcher 1894 rhinoceros
 Perissodactyla - Equidae
Dinohippus sp. Quinn 1955 horse
Astrohippus sp. Stirton 1940 horse