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Taxon: Genus †Triceratops Marsh, 1889 (dinosaur)
 Entity: 

Concise hierarchy

(Kingdom) Animalia - (Phylum) Chordata - (Class) Reptilia - (Order) Ornithischia - (Family) Ceratopsidae

Current position

Chasmosaurinae (Subfamily) Lambe, 1915 Ref: 5 Mar 2007

Alternative positions

Ceratopsidae (Family) Marsh, 1888 Ref: D. Lambert & the Diagram Group, 1991(1997)

Historical positions

Ceratopsia (Suborder) Marsh, 1890 Ref: T.I. Storer et al., 1979
Ceratopsidae (Family) Marsh, 1888 Ref: B. Grzimek et al., 1973 (1971): 596.

Included, by definition, in node-based clade

Ceratopsidae (Clade) Marsh 1888 Ref: P.C. Sereno, 1998: table 4 (p. 62)
Coronosauria (Clade) Sereno 1986 Ref: P.C. Sereno, 1998: table 4 (p. 62)
Dinosauria (Clade) Owen 1841 Ref: P.C. Sereno, 1998: table 4 (p. 61)
Genasauria (Clade) Sereno 1986 Ref: P.C. Sereno, 1998: table 4 (p. 61)
Marginocephalia (Clade) Sereno 1986 Ref: P.C. Sereno, 1998: table 4 (p. 62)

Included, by definition, in branch-based clade

Ceratopsia (Clade) Marsh 1890 Ref: P.C. Sereno, 1998: table 4 (p. 62)
Ceratopsinae (Clade) Abel 1919 Ref: P.C. Sereno, 1998: table 4 (p. 62)
Ceratopsoidea (Clade) Hay 1902 Ref: P.C. Sereno, 1998: table 4 (p. 62)
Neoceratopsia (Clade) Sereno 1986 Ref: P.C. Sereno, 1998: table 4 (p. 62)
Neornithischia (Clade) Cooper 1985 Ref: P.C. Sereno, 1998: table 4 (p. 61)
Ornithischia (Clade) Seeley 1887 Ref: P.C. Sereno, 1998: table 4 (p. 61)

Excluded, by definition, from branch-based clade

Centrosaurinae (Clade) Lambe 1915 Ref: P.C. Sereno, 1998: table 4 (p. 62) [implicit]
Pachycephalosauria (Clade) Maryañska & Osmólska 1974 Ref: P.C. Sereno, 1998: table 4 (p. 62)
Protoceratopsidae (Clade) Granger & Gregory 1923 Ref: P.C. Sereno, 1998: table 4 (p. 62)
Saurischia (Clade) Seeley 1887 [Gauthier 1986] Ref: P.C. Sereno, 1998: table 4 (p. 63)
Sauropodomorpha (Clade) Huene 1932 [Salgado et al. 1997] Ref: A. Otero et al., 2015: table 1 (p. 590) (Sereno, 2007)
Thyreophora (Clade) Nopcsa 1915 Ref: P.C. Sereno, 1998: table 4 (p. 61)

Number of Subtaxa

2023 Available in Systema Naturae 2000 †2s
©2004-2022 Universal Taxonomic Services
Last updated: 4 Aug 2022