Where: Sublette County, Wyoming (42.7° N, 110.1° W: paleocoordinates 47.7° N, 93.5° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Chappo Member (Wasatch Formation), Graybullian (55.8 - 50.3 Ma)

• said to be Graybullian

Environment/lithology: terrestrial

Primary reference: J. A. Dorr, Jr. 1978. Contributions to Geology, University of Wyoming 16(2) [J. Alroy/J. Alroy] more details

PaleoDB collection 15877: authorized by John Alroy, entered by John Alroy on 30.04.1994

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)