Where: Sweetwater County, Wyoming (41.7° N, 109.0° W: paleocoordinates 46.6° N, 92.6° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Wasatch Formation, Wasatchian (55.8 - 50.3 Ma)

Environment/lithology: terrestrial

Reposited in the UCM

Primary reference: M. C. Maas and M. O'Leary. 1996. Evolution of molar enamel microstructure in North American Notharctidae (primates). Journal of Human Evolution 31 [J. Alroy/J. Alroy/J. Ju]more details

PaleoDB collection 16070: authorized by John Alroy, entered by John Alroy on 15.05.2002

Creative Commons license: CC BY (attribution)