Describer

Marsh, 1891

Time

Cretaceous Late Maastrichtian

Classification

Ornithischia Genasauria Cerapoda Marginocephalia Ceratopia Neoceratopia Ceratopidae Chasmosaurinae

Diet

Herbivore

Fossilsite

Niobrara County, Lance Formation, Wyoming, US

Fall Under

Triceratops

Info

Skull

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 1201, collected by J.B. Hatcher on October 23, 1890 the type material consists of a partial skull

Named by Marsh in the American Journal of Science, volume 42, page 265, in 1891, .