Southeast of Newcastle (Eocene of the United States)

Also known as UCM Loc. 83289

Where: Garfield County, Colorado (39.7° N, 107.6° W: paleocoordinates 44.5° N, 91.6° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: DeBeque Formation, Wasatchian (55.8 - 50.3 Ma)

• said to be middle Wasatchian

Environment/lithology: terrestrial

Primary reference: K. F. Hirsch, A. J. Kihm, and D. K. Zelenitsky. 1997. New eggshell of ratite morphotype with predation marks from the Eocene of Colorado. Journal of Vertebrate Paleontology 17(2):360-369 [J. Alroy/J. Alroy/M. Carrano]more details

PaleoDB collection 15428: authorized by John Alroy, entered by John Alroy on 21.09.1998

Creative Commons license: CC BY (attribution)

Taxonomic list

• "may be on a large slump block": Hirsch et al. 1997
"Newcastle" is written as New Castle on some maps
Mammalia
 Perissodactyla - Palaeotheriidae
Hyracotherium sp. Owen 1841 odd-toed ungulate
 Primates - Notharctidae
Cantius sp. Simons 1962 primate