Trigonias Lucas 1900 (rhinoceros)

Mammalia - Perissodactyla - Rhinocerotidae

Synonym: Procaenopus Figgins 1934

Full reference: F. A. Lucas. 1900. A New Rhinoceros, Trigonias osborni, from the Miocene of South Dakota. 23(1207):221-223

Parent taxon: Rhinocerotidae according to H. Wang et al. 2016

See also Alroy 2002, Carroll 1988, Hay 1902, Holbrook 1999, Prothero 1998, Prothero 2005, Prothero and Manning 1987, Prothero and Schoch 1989, Radinsky 1966 and Scott 1941

Sister taxa: Aceratheriinae, Aceratheriini, Amphicaenopus, Anchisodon tubifer, Atelodus, Diceratheriinae, Dicerorhininae, Forstercooperia crudus, Gigantamynodon akespensis, Gulfoceras, Huangotherium, Iranotheriinae, Menoceratinae, Penetrigonias, Rhinoceros crassus, Rhinoceros oregonensis, Rhinocerotinae, Subhyracodon, Teleoceratinae, Teletaceras, Uintaceras, Woodoceras, Zalabis

Subtaxa: Trigonias osborni Trigonias wellsi

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Type: Trigonias osborni

Ecology: ground dwelling browser

Distribution:

• Oligocene of United States (1: Montana collection)

• Eocene of Canada (1: Saskatchewan), Mexico (1), United States (21: Colorado, Montana, Nebraska, North Dakota, South Dakota, Texas, Wyoming)

Total: 24 collections including 31 occurrences

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Specimen images are retrieved through the ePANDDA API.


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