East of Muddy Creek Bridge ( of the United States)

Where: Niobrara County, Wyoming (43.0° N, 104.5° W: paleocoordinates 43.9° N, 98.7° W)

• coordinate based on political unit

When: Arikareean (30.8 - 20.4 Ma)

Environment/lithology: terrestrial

Primary reference: C. B. Schultz and C. H. Falkenbach. 1954. Desmatochoerinae, a new subfamily of oreodonts. Bulletin of the American Museum of Natural History 105(2) [J. Alroy/J. Alroy/J. Ju]more details

PaleoDB collection 17499: authorized by John Alroy, entered by John Alroy on 26.03.1995

Creative Commons license: CC BY (attribution)

Taxonomic list

• not the same as either Little Muddy Creek or Big Muddy Creek (see)
Mammalia
 Artiodactyla - Merycoidodontidae
"Desmatochoerus wyomingensis" = Mesoreodon minor, "Desmatochoerus sanfordi" = Mesoreodon minor
"Desmatochoerus wyomingensis" = Mesoreodon minor Douglass 1903 oreodont
Gering Fm.
"Desmatochoerus sanfordi" = Mesoreodon minor Douglass 1903 oreodont
Gering Fm.