Concise hierarchy

(Kingdom) Animalia - (Phylum) Chordata - (Class) Mammalia - (Order) Cetartiodactyla

Subsequent positions

Artiodactyla (Order) Owen, 1848

Original entries

Questionably Cameloidea (Superfamily) Gray, 1821
Questionably †Xiphodontidae (Family) Flower, 1884

Subsequent entries

†Protoceratoidea (Superfamily) Marsh, 1891

Ref: M.C. McKenna & S.K. Bell, 1997: 417.

Current position

Cetartiodactyla (Order) Montgelard, Catzeflis & Douzery, 1997

Ref: C.J. Burgin et al., 2020: table 2 (p. 27).

Alternative positions

Artiodactyla (Order) Owen, 1848

Ref: M.C. McKenna & S.K. Bell, 1997: 412.

Historical positions

Cetartiodactyla (Order) Montgelard, Catzeflis & Douzery, 1997	Ref: C.J. Burgin et al., 2020: table 2 (p. 27).
Artiodactyla (Order) Owen, 1848	Ref: M.C. McKenna & S.K. Bell, 1997: 412.
Artiodactyla (Order) Owen, 1848	Ref: R.L. Carroll, 1988: 640.
Artiodactyla (Order) Owen, 1848	Ref: A.F. DeBlase, 1982: 1059.
Artiodactyla (Order) Owen, 1848	Ref: T.I. Storer et al., 1979
Artiodactyla (Order) Owen, 1848	Ref: B. Grzimek, 1973-1975
Artiodactyla (Order) Owen, 1848	Ref: G.G. Simpson, 1945

Number of Subtaxa

2024	Available in Systema Naturae 2000	1f;3g;4s;5ss; †8f;129g;9s
1989-present	Systema Naturae 2000: 30 Apr 2021	[1f;3g;4s;5ss; †8f;130g]
2020	C.J. Burgin et al.: table 2 (p. 27)	[1f]
1997	M.C. McKenna & S.K. Bell	[1f;3g; †3f;63g]
1988	R.L. Carroll: 641	[1f; †8f]
1982	A.F. DeBlase	1f;2g;[4s];(5ss)
1945	G.G. Simpson:	[1f]