Diceratherium niobrarense Peterson 1906 (rhinoceros)

Mammalia - Perissodactyla - Rhinocerotidae

Alternative combination: Metacaenopus niobrarensis

Synonyms: Aceratherium egregius Cook 1908, Diceratherium petersoni Loomis 1908, Epiaphelops virgasectus Cook 1912, Metacaenopus egregius Cook 1908, Metacaenopus petersoni Loomis 1908

Full reference: O. A. Peterson. 1906. Preliminary Description of Two New Species of the Genus Diceratherium Marsh, From the Agate Spring Fossil Quarry. Science 24(609):281-283

Belongs to Diceratherium according to D. R. Prothero 2005

See also Cook 1908, Cook 1908, Cook 1912, Coombs and Coombs 1997, Loomis 1908, Peterson 1920, Troxell 1921 and Wood 1927

Sister taxa: Diceratherium annectens, Diceratherium armatum, Diceratherium matutinum, Diceratherium minus, Diceratherium niobrarensis, Diceratherium persistens, Diceratherium radtkei, Diceratherium tridactylum, Diceratherium truquianum

Type specimens:

  • Diceratherium niobrarense: CMNH 1271, a skull. Its type locality is Peterson's Quarry A, which is in a Harrisonian terrestrial horizon in the Harrison Formation of Nebraska.
  • Aceratherium egregius: HC105, a partial skeleton (complete skull, the posterior portion of the left jaw, the atlas and the axis). Its type locality is Syndyoceras Quarry, which is in a Harrisonian terrestrial horizon in the Harrison Formation of Nebraska.
  • Diceratherium petersoni: Its type locality is Diceratherium Quarry, which is in a Harrisonian terrestrial horizon in Nebraska.
  • Epiaphelops virgasectus:

Ecology: ground dwelling browser

Distribution:

• Miocene of United States (2: Idaho, Nebraska collections)

• Harrisonian of United States (4: Nebraska)

Total: 6 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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