Concise hierarchy

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

Current position

†Caenagnathoidea (Superfamily) Sternberg, 1940

Ref: C. Hendrickx et al., 2015: 13 (fig. 5). [inferred rank] [implicit]

Alternative positions

†Caenagnathiformes (Order) Sternberg, 1940
†Ceratopia (Suborder)	Ref: B. Grzimek, 1973-1975 [assumed]
†Ceratopsia (Suborder) Marsh, 1890	Ref: B. Grzimek et al., 1973 (1971): 596.
†Oviraptorosauria (Infraorder) Barsbold, 1976	Ref: D. Lambert & the Diagram Group, 1991(1997): 109.
†Oviraptorosauria (Order) Barsbold, 1976	Ref: D. Lambert & the Diagram Group, 1991(1997): 109. [implicit]

Historical positions

†Caenagnathoidea (Clade) Sereno 1999	Ref: H. Osmólska et al., 2004: table 8.1 (p. [166]).
†Oviraptorosauria (Infraorder) Barsbold, 1976	Ref: D. Lambert & the Diagram Group, 1991(1997): 109, 119.
†Ceratopsia (Suborder) Marsh, 1890	Ref: P. Uetz, [1995-]1996: 30 Dec 1996.
†Ceratopsia (Suborder) Marsh, 1890	Ref: B. Grzimek et al., 1973 (1971): 596.

Number of Subtaxa

2024	Available in Systema Naturae 2000	†9g;7s
1989-present	Systema Naturae 2000	[; †3g;4s]
2004	H. Osmólska et al.	[; †3g;4s]
1991(1997)	D. Lambert & the Diagram Group	[; †[<]6g]