East of Rockport ( of the United States)

Where: Weld County, Colorado (40.8° N, 104.2° W: paleocoordinates 41.7° N, 98.5° W)

• coordinate based on political unit

When: Arikareean (29.5 - 18.5 Ma)

Environment/lithology: terrestrial

Primary reference: C. B. Schultz and C. H. Falkenbach. 1968. The Phylogeny of the Oreodonts. Part 1: Merycoidodontinae, Eporeodontinae, and Leptaucheniinae, Three Subfamilies Of Oreodonts, With an Appendix to the Revision Of The Merycoidodontidae, and Part 2. Summary and Conclusions Concerning the Merycoidodontidae. Bulletin of the American Museum of Natural History 139:1-498 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 17500: authorized by John Alroy, entered by John Alroy on 05.08.1996

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Artiodactyla - Merycoidodontidae
"Sespia marianae" = Sespia nitida, "Pseudocyclopidius major" = Leptauchenia major
"Sespia marianae" = Sespia nitida Leidy 1869 oreodont
"'High Channel deposits' east of Rockport"
"Pseudocyclopidius major" = Leptauchenia major Leidy 1856 oreodont
"east of Rockport, High Channel deposits"