Sharps (SDSM V-5350) (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 17626: authorized by John Alroy, entered by John Alroy on 26.03.1995, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• NISP 11 (including est. 3 Palaeocastor)
Mammalia
 Carnivora - Canidae
Cynarctoides roii1 Macdonald 1963 bone-crushing dog
 Perissodactyla - Equidae
"Archaeohippus equinanus" = Miohippus equinanus1, Miohippus equiceps
"Archaeohippus equinanus" = Miohippus equinanus1 Osborn 1918 anchitheriine horse
Miohippus equiceps Cope 1878 anchitheriine horse
 Perissodactyla - Rhinocerotidae
Diceratherium radtkei2 Prothero and Rasmussen 2008 rhinoceros
 Lagomorpha - Leporidae
Palaeolagus hypsodus Schlaikjer 1935 rabbit
 Rodentia - Florentiamyidae
Fanimus clasoni1 Macdonald 1963 rodent
 Rodentia - Castoridae
Palaeocastor sp.1 Leidy 1869 beaver
Capacikala gradatus Cope 1878 beaver