Where: Sweetwater County, Wyoming (41.7° N, 108.0° W: paleocoordinates 46.2° N, 92.0° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Green River Formation, Early/Lower Eocene (55.8 - 48.6 Ma)

• from immediately above the Wamsutter Coal Bed

• bed-level stratigraphic resolution

Environment/lithology: lacustrine - large; lithology not reported

Size class: macrofossils

Collected by Wilson in 1936; reposited in the AMNH

Primary reference: C. C. Mook. 1959. A new species of fossil crocodile of the genus Leidyosuchus from the Green River Beds. American Museum Novitates 1933:1-6 [J. Alroy/E. Leckey/E. Leckey]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 36713: authorized by John Alroy, entered by Erin Leckey on 10.02.2004

Creative Commons license: CC BY (attribution)