Monroe Creek (SDSM V-592) (Oligocene of the United States)

Where: Shannon County, South Dakota (43.3° N, 102.5° W: paleocoordinates 44.1° N, 96.6° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Monroe Creek Formation, Monroecreekian (26.3 - 24.8 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 17555: authorized by John Alroy, entered by John Alroy on 26.03.1995

Creative Commons license: CC BY (attribution)

Taxonomic list

• NISP 19
Mammalia
 Rodentia - Aplodontidae
Meniscomys sp. Cope 1878 mountain beaver
 Rodentia - Geomyidae
Pleurolicus dakotensis Wood 1936 pocket gopher
(isolated teeth)
 Rodentia - Allomyidae
Alwoodia harkseni Macdonald 1963 rodent
 Rodentia - Mylagaulidae
Promylagaulus cf. riggsi McGrew 1941 rodent
also described by Rensberger 1979
 Tribosphenida - Proscalopidae
Proscalops sp. Matthew 1901 placental