Diceratherium tridactylum Osborn 1893 (rhinoceros)

Mammalia - Perissodactyla - Rhinocerotidae

Alternative combinations: Aceratherium tridactylum, Caenopus tridactylus, Subhyracodon tridactylus

Synonyms: Diceratherium avum Wood 1927, Diceratherium proavitum Hatcher 1894

Full reference: H. F. Osborn. 1893. Fossil mammals of the Upper Cretaceous beds. Bulletin of the American Museum of Natural History 5(7):311-330

Belongs to Diceratherium according to D. R. Prothero 2005

See also Douglass 1908, Emry 1987, Hatcher 1894, Hay 1902, Loomis 1908, Manning 1997, Osborn 1893, Osborn 1923, Osborn and Wortman 1895, Prothero 1998, Scott 1941, Stock 1933, Troxell 1921, Wood 1927 and Wood 1961

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

Subtaxa: Caenopus tridactylus avus Caenopus tridactylus metalophus

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Type specimens:

  • Diceratherium tridactylum: Its type locality is Indian Stronghold (Protoceras Channel), which is in a Whitneyan fluvial sandstone in the Brule Formation of South Dakota
  • Diceratherium avum:
  • Diceratherium proavitum:

Ecology: ground dwelling browser

Distribution:

• Arikareean of United States (1: North Dakota collection)

• Oligocene of United States (6: Colorado, North Dakota, South Dakota, Wyoming)

Total: 7 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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