Horse Track Anticline (Eocene of the United States)

Where: Fremont County, Wyoming (43.2° N, 108.2° W: paleocoordinates 47.0° N, 94.0° W)

• coordinate based on political unit

When: Bridgerian (50.3 - 46.2 Ma)

Environment/lithology: terrestrial

Primary reference: L. B. Radinsky. 1963. Origin and Early Evolution of North American Tapiroidea. Peabody Museum of Natural History Bulletin 17:1-118 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 16238: authorized by John Alroy, entered by John Alroy on 15.05.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

• sec 22 T27N R97W
said to be a University of Wyoming locality, and I can find no evidence that other specimens have been reported
Mammalia
 Perissodactyla -
Helaletes nanus Marsh 1871 odd-toed ungulate