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Tatankaceratops
Temporal range: Late Cretaceous
Tatankaceratops
A restoration of Tatankaceratops
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Sauropsida
Order: Ornithischia
Suborder: Ceratopsia
Family: Ceratopsidae
Subfamily: Chasmosaurinae
Tribe: Triceratopsini
Genus: Tatankaceratops
Ott & Larson, 2010
Type species
Tatankaceratops sacrisonorum
Ott & Larson, 2010

Tatankaceratops (meaning "Bison horn face") is a dubious genus of ceratopsian from late Cretaceous South Dakota, USA. Some believe that it is merely a Triceratops with a development disorder.

Description[]

Tatankaceratops is known form a partial skull, with the beak, mandible, postorbital, chunks of frill, and horns. It had 2 small brow horns over the eyes curved forward, a slightly thicker and larger nose horn just behind the nostrils. the face was longer than the frill, the whole head was around 100 cm long. The frill was about 40 cm, while the rests of the head being 60 cm. The rest of the animal is unknown. The skeleton was collected from the Hell Creek Formation, dating to 66 million years ago.

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