ammonites
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Diceratherium armatum Marsh 1875 (rhinoceros)

Mammalia - Theriiformes - Rhinocerotidae

Synonyms: Aceratherium oregonensis Marsh 1873, Diceratherium lobatum Troxell 1921, Diceratherium matutinum Marsh 1870, Diceratherium oregonensis Marsh 1873, Rhinoceros matutinus Marsh 1870, Rhinoceros oregonensis Marsh 1873

Belongs to Diceratherium according to Marsh 1875

Sister taxa: Diceratherium annectens, Diceratherium gregorii, Diceratherium niobrarense, Diceratherium persistens, Diceratherium tridactylum, Metacaenopus petersoni

Ecology: ground dwelling browser

Average measurements (in mm): M1 47.1 x 53.9, M2 53.3 x 55.9, M3 50.3 x 51.7, m1 49.3 x 35.5, m2 49.3 x 35.5, m3 60.7 x 33.4

Estimated body mass: 948.0 kg based on M3 length