Concise hierarchy

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

Current position

Caenophidia ([unranked]) Hoffstetter, 1939

Ref: A. Figueroa et al., 2016: fig. 1. [inferred rank]

Alternative positions

Alethinophidia (Infraorder) Nopcsa, 1923	Ref: W.E. Duellman, 1982: 963. [alternative position]
Caenophidia (Parvorder) Hoffstetter, 1939	Ref: O. Rieppel, 1979: 148.
Caenophidia (Infraorder) Hoffstetter, 1939	Ref: R.L. Carroll, 1988: 618.
Serpentes (Suborder) Linnaeus, 1758	Ref: W.E. Duellman, 1982: 965.

Historical positions

Caenophidia ([unranked]) Hoffstetter, 1939	Ref: A. Figueroa et al., 2016: fig. 1.
Caenophidia ([unranked]) Hoffstetter, 1939	Ref: V. Wallach et al., 2014: table I.2 (p. xii).
Caenophidia (Infraorder) Hoffstetter, 1939	Ref: R.L. Carroll, 1988: 618.
Serpentes (Suborder) Linnaeus, 1758	Ref: W.E. Duellman, 1982: 965.
Caenophidia (Parvorder) Hoffstetter, 1939	Ref: O. Rieppel, 1979: 148, fig. 5.

Number of Subtaxa

2024	Available in Systema Naturae 2000	7f;445g;2959s;230ss;1; ‡1s; †2f;1s
1989-present	Systema Naturae 2000: 9 Oct 2016	[6f;426g; †2f]
2016	A. Figueroa et al.: fig. 1	[7f]
2014	V. Wallach et al.: table I.2 (p. xii)	[8f]
1988	R.L. Carroll: 618	[5f]
1982	W.E. Duellman: 965	4f;373g;1903s