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Southwest of Eagles Nest Butte ( of the United States)

Where: Washabaugh County, South Dakota (43.5° N, 101.9° W: paleocoordinates 44.3° N, 96.0° W)

• coordinate based on political unit

When: Arikareean (30.8 - 20.4 Ma)

Environment/lithology: terrestrial

Primary reference: F. B. Loomis. 1924. Miocene oreodonts in the American Museum. Bulletin of the American Museum of Natural History 51(1):1-37 [J. Alroy/J. Alroy/J. Marcot] more details

PaleoDB collection 17690: authorized by John Alroy, entered by John Alroy on 05.08.1996

Creative Commons license: CC BY (attribution)