Turtle Butte (Cap Rock) (Miocene of the United States)

Where: Tripp County, South Dakota (43.2° N, 99.8° W: paleocoordinates 43.6° N, 97.2° W)

• coordinate based on political unit

When: Cap Rock Member (Ash Hollow Formation), Clarendonian (12.5 - 9.4 Ma)

Environment/lithology: terrestrial

Primary reference: M. F. Skinner, S. M. Skinner, and R. J. Gooris. 1968. Cenozoic rocks and faunas of Turtle Butte, south-central South Dakota. Bulletin of the American Museum of Natural History 138(7) [J. Alroy/J. Alroy/J. Ju]more details

PaleoDB collection 18429: authorized by John Alroy, entered by John Alroy on 26.03.1995

Creative Commons license: CC BY (attribution)

Taxonomic list

• this appears to be the only taxon in this member at Turtle Butte
Mammalia
 Artiodactyla - Merycoidodontidae
"Ustatochoerus skinneri n. sp." = Ustatochoerus major
"Ustatochoerus skinneri n. sp." = Ustatochoerus major Leidy 1858 oreodont
Skinner et al. 1968 identify this locality in the Cap Rock member