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Taxon: Order †Ornithischia Seeley, 1887 (dinosaur)
 Entity: 

Concise hierarchy

(Kingdom) Animalia - (Phylum) Chordata - (Class) Reptilia

Current position

Dinosauria (Clade) Owen 1841 Ref: M.J. Benton, 2005: 397. [implicit]

Alternative positions

Archosauria (Superorder) Cope, 1869 Ref: D. Lambert & the Diagram Group, 1991(1997): 80.
Archosauria (Subclass) Cope, 1869 Ref: A.S. Romer & T.S. Parsons, 1986: App. 1 (p. 623).
Dinosauria (Subclass) Owen, 1841 Ref: Anonymous, 1989
Dinosauria (Superorder) Owen, 1841 Ref: M.J. Benton, 2005: 397.

Original entries

Genasauria (Parvorder) Sereno, 1986 Ref: P. Sereno, 1986: 252
Pachycephalosauria (Suborder) Maryañska & Osmólska, 1974

Historical positions

Dinosauria (Superorder) Owen, 1841 Ref: M.J. Benton, 2005: 397, box 8.5.
Archosauria (Subclass) Cope, 1869 Ref: Anonymous, 1998
Archosauria (Superorder) Cope, 1869 Ref: D. Lambert & the Diagram Group, 1991(1997): 80; 108, 109.
Archosauria (Subclass) Cope, 1869 Ref: P. Uetz, [1995-]1996: 30 Dec 1996.
Archosauria (Subclass) Cope, 1869 Ref: Anonymous, 1995
Dinosauria (Clade) Owen 1841 Ref: R.L. Carroll, 1988: 621; 289. [implicit]
Archosauria (Subclass) Cope, 1869 Ref: A.S. Romer & T.S. Parsons, 1986: App. 1 (p. 623).
Archosauria (Superorder) Cope, 1869 Ref: H.-P. Schultze et al., 1985: 2, 49.
Archosauria (Subclass) Cope, 1869 Ref: T.I. Storer et al., 1979
Archosauria (Subclass) Cope, 1869 Ref: B. Grzimek et al., 1973 (1971): 596.

Number of Subtaxa

2022 Available in Systema Naturae 2000 †20f;185g;70s
1989-present Systema Naturae 2000 [; †20f;186g]
2005 M.J. Benton [; †2so]
2005 M.J. Benton [; †2so]
1991(1997) D. Lambert & the Diagram Group [; †21f]
[1995-]1996 P. Uetz: 30 Dec 1996 [; †20f]
1988 R.L. Carroll: 622 [; †15f]
1973 (1971) B. Grzimek et al.: 596 [; †20f]
©2004-2022 Universal Taxonomic Services
Last updated: 4 Aug 2022