Torosaurus utahensis

Taxonavigation

Taxonavigation: Ceratopsoidea
Superregnum: Eukaryota Cladus: Unikonta Cladus: Opisthokonta Cladus: Holozoa Regnum: Animalia Subregnum: Eumetazoa Cladus: Bilateria Cladus: Nephrozoa Superphylum: Deuterostomia Phylum: Chordata Subphylum: Vertebrata Infraphylum: Gnathostomata Megaclassis: Osteichthyes Cladus: Sarcopterygii Cladus: Rhipidistia Cladus: Tetrapodomorpha Cladus: Eotetrapodiformes Cladus: Elpistostegalia Superclassis: Tetrapoda Cladus: Reptiliomorpha Cladus: Amniota Classis: Reptilia Cladus: Eureptilia Cladus: Romeriida Subclassis: Diapsida Cladus: Sauria Infraclassis: Archosauromorpha Cladus: Crurotarsi Cladus: Archosauria Cladus: Avemetatarsalia Cladus: Ornithodira Cladus: Dinosauromorpha Cladus: Dinosauriformes Cladus: Dracohors Cladus: Dinosauria Ordo: †Ornithischia Cladus: †Genasauria Cladus: †Neornithischia Cladus: †Cerapoda Cladus: †Marginocephalia Subordo: †Ceratopsia Cladus: †Neoceratopsia Superfamilia: †Ceratopsoidea

Type locality: North Horn Formation, Utah, USA.
Holotype: USNM 15583

Gilmore, C.W. 1946: Reptilian fauna of the North Horn Formation of central Utah. United States Department of the Interior Geological Survey Professional Paper 210-C: 29–53.
Sullivan, R.M.; Boere, A.C. & Lucas, S.G. 2005: Redescription of the ceratopsid dinosaur Torosaurus utahensis (Gilmore, 1946) and a revision of the genus. Journal of Paleontology 79: 564–582. DOI: 10.1666/0022-3360(2005)079<0564:ROTCDT>2.0.CO;2
Hunt, R.K. & Lehman, T.M. 2008: Attributes of the ceratopsian dinosaur Torosaurus, and new material from the Javelina Formation (Maastrichtian) of Texas. Journal of Paleontology 82 (6): 1127–1138.
Scannella, J. & Horner, J.R. 2010: Torosaurus Marsh, 1891, is Triceratops Marsh, 1889 (Ceratopsidae: Chasmosaurinae): synonymy through ontogeny. Journal of Vertebrate Paleontology 30 (4): 1157 - 1168. DOI: 10.1080/02724634.2010.483632