Concise hierarchy

(Kingdom) Animalia - (Phylum) Chordata - (Class) Actinopteri - (Order) Acipenseriformes

Current position

Acipenseroidei (Suborder)

Ref: R. van der Laan, 2018: 52.

Alternative positions

Acipenseriformes (Order) Berg, 1940

Ref: R. Betancur-R et al., 2017: 13; ECoF(4 Feb 2025).

Historical positions

Acipenseroidei (Suborder)	Ref: R. van der Laan, 2018: 52.
Acipenseriformes (Order) Berg, 1940	Ref: R. Betancur-R et al., 2017: 13.
Acipenseroidei (Suborder)	Ref: J.S. Nelson et al., 2016: 119-120, fig. (p. 112).
Acipenseriformes (Order) Berg, 1940	Ref: W.N. Eschmeyer, 2004-2016: 24 Jan 2006.
Acipenseriformes (Order) Berg, 1940	Ref: W.N. Eschmeyer & J.D. Fong, 2011: 27.
Acipenseroidei (Suborder)	Ref: J.S. Nelson, 2006: 93.
Acipenseriformes (Order) Berg, 1940	Ref: M.J. Benton, 2005: 391, fig. 7.7.
Acipenseriformes (Order) Berg, 1940	Ref: N. Bailly et al., 2001: 360.
Acipenseriformes (Order) Berg, 1940	Ref: 1998
Acipenseriformes (Order) Berg, 1940	Ref: W.N. Eschmeyer, 1998: 2452.
Acipenseroidei (Suborder)	Ref: R.L. Carroll, 1988: 603.
Acipenseriformes (Order) Berg, 1940	Ref: R.A. Fritzsche, 1982: 859-860.
Acipenseriformes (Order) Berg, 1940	Ref: T.I. Storer et al., 1979: 681.
Acipenseriformes (Order) Berg, 1940	Ref: B. Grzimek, 1973-1975

Number of Subtaxa

2025	Available in Systema Naturae 2000	4g;26s;4ss; †2g;3s
1989-present	Systema Naturae 2000: 12 May 2025	[4g;26s;4ss; †2g]
2011	W.N. Eschmeyer & J.D. Fong: 27	4g;26s
1982	R.A. Fritzsche: 860	2sf;[4g;23s]
1979	T.I. Storer et al.	~20s
1973-1975	B. Grzimek	2sf4g25s