Hay Springs Creek (Upper Harrison) ( of the United States)

Where: Dawes County, Nebraska (42.7° N, 102.8° W: paleocoordinates 43.5° N, 97.7° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Marsland Formation (Hemingford Group), Harrisonian (24.8 - 20.4 Ma)

• "Marsland (=upper Harrison) Formation... latest Arikareean"

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: mesofossils

Reposited in the AMNH

Primary reference: W. W. Korth. 1996. A New Species of Pleurolocus (Rodentia, Geomyidae) from the Early Miocene (Arikareean) of Nebraska. Journal of Vertebrate Paleontology 16(4):781-784 [J. Alroy/J. Alroy/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 17791: authorized by John Alroy, entered by John Alroy on 15.05.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Rodentia - Geomyidae
Pleurolicus exiguus n. sp. Korth 1996 pocket gopher
level within formation not indicated; SW 1/4 sec 3 T31N R47W