Bates Hole Upper White River 2 (Oligocene of the United States)

Where: Natrona County, Wyoming (43.2° N, 107.1° W: paleocoordinates 44.6° N, 99.0° W)

• coordinate based on political unit

When: Orellan (33.9 - 33.3 Ma)

Environment/lithology: terrestrial

Primary reference: E. N. Harshman. 1972. Geology and uranium deposits, Shirley Basin area, Wyoming. United States Geological Survey Professional Paper 745:1-82 [J. Alroy/J. Alroy/J. Ju]more details

PaleoDB collection 17064: authorized by John Alroy, entered by John Alroy on 30.04.1994

Creative Commons license: CC BY (attribution)

Taxonomic list

• apparently "Orellan" based on occurrence of S. occidentalis
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Mammalia
 Artiodactyla - Camelidae
Poebrotherium sp.
Poebrotherium sp. Leidy 1847 camel
 Artiodactyla - Merycoidodontidae
Leptaucheniinae indet.
Leptaucheniinae indet. Schultz and Falkenbach 1940 oreodont
 Artiodactyla - Leptomerycidae
Leptomeryx cf. evansi
Leptomeryx cf. evansi Leidy 1853 ruminant
 Perissodactyla - Rhinocerotidae
Subhyracodon occidentalis
Subhyracodon occidentalis Leidy 1850 rhinoceros
 Perissodactyla - Amynodontidae
Metamynodon sp.
Metamynodon sp. Scott and Osborn 1887 odd-toed ungulate
 Perissodactyla - Hyracodontidae
"Hyracodon nebrascensis" = Hyracodon nebraskensis
"Hyracodon nebrascensis" = Hyracodon nebraskensis Leidy 1850 odd-toed ungulate