Mammalia - Perissodactyla - Rhinocerotidae
Alternative combinations: Aceratherium tridactylum, Caenopus tridactylus, Subhyracodon tridactylum, 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. Lofgren et al. 2020
See also Douglass 1908, Emry 1987, Hatcher 1894, Hay 1902, Loomis 1908, Manning 1997, Osborn 1893, Osborn 1923, Osborn and Wortman 1895, Prothero 1998, Prothero 2005, Scott 1941, Stock 1933, Troxell 1921, Wood 1927 and Wood 1961
Sister taxa: Diceratherium annectens, Diceratherium armatum, Diceratherium matutinum, Diceratherium minus, Diceratherium niobrarense, Diceratherium niobrarensis, Diceratherium persistens, Diceratherium radtkei, Diceratherium truquianum
Subtaxa: Caenopus tridactylus avus Caenopus tridactylus metalophus
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 (7: Colorado, Montana, North Dakota, South Dakota, Wyoming)
Total: 8 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.