USGS D-1045 (Eocene of the United States)

Where: Hot Springs County, Wyoming (43.7° N, 108.7° W: paleocoordinates 47.5° N, 94.4° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Aycross Formation, Bridgerian (50.3 - 46.2 Ma)

Environment/lithology: terrestrial

Reposited in the USGS

Primary reference: T. M. Bown. 1982. Geology, Paleontology, and Correlation of Eocene Volcaniclastic Rocks, Southeast Absaroka Range, Hot Springs County, Wyoming. United States Geological Survey Professional Paper 1201-A:A1-A75 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 16484: authorized by John Alroy, entered by John Alroy on 18.02.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Primates - Microsyopidae
Microsyops cf. elegans Marsh 1871 primate
 Rodentia - Paramyidae
Paramyidae indet. Miller and Gidley 1918 rodent
 Condylarthra - Hyopsodontidae
Hyopsodus cf. paulus Leidy 1870 condylarth
 Perissodactyla - Hyrachyidae
Hyrachyus ? modestus Leidy 1870 odd-toed ungulate