Where: Brown County, Nebraska (42.7° N, 100.0° W: paleocoordinates 43.1° N, 97.4° W)

• coordinate based on political unit

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

Environment/lithology: terrestrial

Primary reference: W. W. Korth. 2000. Review of Miocene (Hemingfordian to Clarendonian) mylagaulid rodents (Mammalia) from Nebraska. Annals of Carnegie Museum 69(4):227-280 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 18330: authorized by John Alroy, entered by John Alroy on 15.05.2002

Creative Commons license: CC BY (attribution)