Sharps (SDSM V-5347) (Oligocene of the United States)

Where: Shannon County, South Dakota (43.3° N, 102.5° W: paleocoordinates 44.1° N, 95.8° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: upper Member (Sharps Formation), Geringian (30.8 - 26.3 Ma)

Environment/lithology: terrestrial

Reposited in the SDSM

Primary reference: J. R. Macdonald. 1970. Review of the Miocene Wounded Knee faunas of southwestern South Dakota. Bulletin of the Los Angeles County Museum of Natural History, Science 8:165-82 [J. Alroy/J. Alroy/C. Bell]more details

PaleoDB collection 17623: authorized by John Alroy, entered by John Alroy on 26.03.1995

Creative Commons license: CC BY (attribution)

Taxonomic list

• NISP 4
Mammalia
 Rodentia - Geomyidae
Tenudomys macdonaldi n. sp.2 Rensberger 1973 pocket gopher
 Lagomorpha - Leporidae
? Megalagus cf. primitivus Schlaikjer 1935 rabbit
 Perissodactyla - Equidae
Miohippus equiceps Cope 1878 anchitheriine horse
 Ungulata - Hypertragulidae
Nanotragulus loomisi1 Lull 1922 ruminant