Concise hierarchy

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

Current position

†Rhynchosauroidea (Suborder) Gervais, 1859

Ref: O. Kuhn, 1969: 55; Paleofile[19 Jun 2026].

Alternative positions

†Rhynchosauria (Order) Osborn, 1903	Ref: R.L. Carroll, 1988: App. (p. 619).
†Rhynchosauria (Clade) Osborn 1903 [Dilkes 1998]	Ref: M.J. Benton, 2005: 396. [implicit]
†Rhynchosaurida (Suborder)	Ref: B. Grzimek et al., 1973 (1971): 598.

Historical positions

†Rhynchosauria (Clade) Osborn 1903 [Dilkes 1998]	Ref: M.J. Benton, 2005: 396. [implicit]
Rhynchocephalia (Order) Günther, 1867	Ref: 1998
†Rhynchosaurida (Suborder)	Ref: P. Uetz, [1995-]1996: 30 Dec 1996.
Rhynchocephalia (Order) Günther, 1867	Ref: 1995
†Rhynchosauria (Order) Osborn, 1903	Ref: B. Gardiner et al., 1989: 302.
†Rhynchosauria (Order) Osborn, 1903	Ref: R.L. Carroll, 1988: App. (p. 619).
†Rhynchosaurida (Suborder)	Ref: B. Grzimek et al., 1973 (1971): 598.
†Rhynchosauroidea (Suborder) Gervais, 1859	Ref: O. Kuhn, 1969: 55.

Number of Subtaxa

2026	Available in Systema Naturae 2000	†8g
1989-present	Systema Naturae 2000: 19 Jun 2026	[; †8g]
1988	R.L. Carroll: 619	[; †8g]