Describer

Marsh, 1898

Time

Cretaceous Late Maastrichtian

Classification

Ornithischia Genasauria Cerapoda Marginocephalia Ceratopia Neoceratopia Ceratopidae Chasmosaurinae

Diet

Herbivore

Fossilsite

Niobrara County, Lance Formation, Wyoming, US

Typespecies

Triceratops

Info

Triceratops (Marsh, 1889) = Sterrholophus flabellatus (Marsh, 1891)

Triceratops > Triceratops horridus (Marsh, 1889) = Ceratops horridus (Marsh, 1889) >> Triceratops alticornis (Marsh, 1887) Triceratops flabellatus (Marsh, 1889), Triceratops prorsus (Marsh, 1890), Triceratops serratus (Marsh, 1890), Triceratops elatus (Marsh, 1891) Triceratops calicornis (Marsh, 1898), Triceratops obtusus (Marsh, 1898), Triceratops hatcheri (Lull, 1905), Triceratops brevicornus (Hatcher, 1905), Triceratops eurycephalus (Schlaikjer, 1935), Triceratops albertensis (Sternberg, 1949)

Holotype

USNM 4720, collected by J.B. Hatcher in 1890 and the type material consists of a partial skull and scapula, named by Marsh in the American Journal of Science, volume 6, page 92, in 1898.