[D] Ceratops horridus
Describer
Marsh, 1889
Time
Cretaceous Late
Classification
Ornithischia Genasauria Cerapoda Marginocephalia Ceratopia Neoceratopia Ceratopidae Chasmosaurinae Nomen Nudem
Fall Under
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)
(The name is not preoccupied. Ceratops Rafinesque 1815 was only published as a name in a list of bird genera, and never received a formal description. It is therefore a nomen nudum and not valid for purposes of homonymy.)
Marsh, 1889
Time
Cretaceous Late
Classification
Ornithischia Genasauria Cerapoda Marginocephalia Ceratopia Neoceratopia Ceratopidae Chasmosaurinae Nomen Nudem
Fall Under
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)
(The name is not preoccupied. Ceratops Rafinesque 1815 was only published as a name in a list of bird genera, and never received a formal description. It is therefore a nomen nudum and not valid for purposes of homonymy.)