Where: Sheridan County, Montana (48.8° N, 105.0° W: paleocoordinates 49.4° N, 101.8° W)

• coordinate based on political unit

When: Flaxville Gravels Formation, Miocene (23.0 - 5.3 Ma)

Environment/lithology: terrestrial

Primary reference: J. E. Storer. 1969. Canadian Journal of Earth Sciences 6:791-794 [J. Alroy/J. Alroy] more details

PaleoDB collection 19121: authorized by John Alroy, entered by John Alroy on 15.05.2002

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