Describer

Marsh, 1890

Time

Cretaceous Late Maastrichtian

Classification

Ornithischia Genasauria Cerapoda Marginocephalia Ceratopia Neoceratopia Ceratopidae Chasmosaurinae

Diet

Herbivore

Fossilsite

Frenchman Formation, Saskatchewan, Canada; Hell Creek Formation, Montana, Lance Formation, Wyoming, US

Fall Under

Triceratops

Length

7 meter

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)

Triceratops prorsus may be synonymous with Triceratops horridus The original skull is in a Japanese museum. It possessed a more heavily serrated frill and more prominent nosehorn.