Concise hierarchy

(Kingdom) Animalia - (Phylum) Chordata - (Class) Reptilia - (Order) Patagopterygiformes - (Family) Patagopterygidae

Included, by definition, in node-based clade

Ornithuromorpha (Clade) Chiappe 2001

Ref: L.M. Chiappe, 2001: [126] (fig. 1).

Current position

†Patagopterygidae (Family) Alvarenga & Bonaparte, 1992

Ref: M.J. Benton, 2005: 398. [implicit]

Alternative positions

Ornithomorpha (Supercohort) nom. null.	Ref: M.J. Benton, 2005: 398.
Ornithuromorpha (Supercohort) Chiappe, 2002	Ref: M.J. Benton, 2005: 398. [implicit]
Ornithuromorpha (Subclass) Chiappe, 2002	Ref: J.K. O'Connor et al., 2010: fig. 9.
Ornithuromorpha (Clade) Chiappe 2001	Ref: K. Padian, 2004: fig. 11.8.

Historical positions

Ornithuromorpha (Subclass) Chiappe, 2002	Ref: J.K. O'Connor et al., 2010: fig. 9.
Ornithomorpha (Supercohort) nom. null.	Ref: M.J. Benton, 2005: 398, box 9.2.
Ornithuromorpha (Clade) Chiappe 2001	Ref: K. Padian, 2004: 225, table 11.1 (p. [212]), fig. 11.8.
Ornithuromorpha (Clade) Chiappe 2001	Ref: L.M. Chiappe, 2001: [126] (fig. 1).

Number of Subtaxa

2024	Available in Systema Naturae 2000	†1s
1989-present	Systema Naturae 2000	[; †1s]
2004	K. Padian	[; †1s]