Oreodont Quarry (Miocene of the United States)

Also known as Oreodon Quarry

Where: San Bernardino County, California (34.8° N, 117.0° W: paleocoordinates 34.1° N, 112.3° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Barstow Formation, Barstovian (16.0 - 13.6 Ma)

Environment/lithology: terrestrial

Primary reference: X. Wang. 1994. Phylogenetic systematics of the Hesperocyoninae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 221:1-207 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 19472: authorized by John Alroy, entered by John Alroy on 19.05.2000, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• Oreodont Tuff is "just above" quarry (Woodburne et al. 1999) and is dated at 15.8 +/- 0.09 Ma (Ar-Ar: MacFadden et al. 1990); Turbin Quarry is at the same level
Mammalia
 Perissodactyla - Equidae
Hypohippus affinis1 Leidy 1858 anchitheriine horse
 Carnivora - Amphicyonidae
Amphicyon cf. ingens2 Matthew 1924 bear-dog
 Carnivora - Canidae
Osbornodon fricki Wang 1994 canid
 Ungulata - Merycoidodontidae
Brachycrus laticeps3 Douglass 1900 oreodont
 Ungulata - Palaeomerycidae
"Rakomeryx raki" = Rakomeryx sinclairi3
"Rakomeryx raki" = Rakomeryx sinclairi3 Matthew 1918 ruminant