Reptilia - Neornithischia - Ceratopsidae

PaleoDB taxon number: 38862

Invalid subtaxa: Diceratops Hatcher and Lull 1905 [replaced name] (no. 63889), Diceratus Mateus 2008 (no. 119492), Nedoceratops Ukrainsky 2007 (no. 139255), Ojoceratops Sullivan and Lucas 2010 (no. 170629), Sterrholophus Marsh 1891 (no. 52928), Tatankaceratops Ott and Larson 2010 (no. 170637)

Full reference: O. C. Marsh. 1889. Notice of gigantic horned Dinosauria from the Cretaceous. American Journal of Science 38:173-175

Parent taxon: Triceratopsini according to N. R. Longrich 2014

Sister taxa: Eotriceratops, Regaliceratops, Titanoceratops, Torosaurus

Subtaxa: Ojoceratops fowleri, Tatankaceratops sacrisonorum, Triceratops horridus, Triceratops prorsus, Triceratops sulcatus

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Type: Ceratops horridus

Ecology: ground dwelling herbivore