Concise hierarchy

(Kingdom) Animalia - (Phylum) Chordata - (Class) Actinopterygii

Subsequent positions

Aulopa (Section) Wiley & Johnson, 2010

Ref: E.O. Wiley & G.D. Johnson, 2010: 144.

Current position

Aulopa (Section) Wiley & Johnson, 2010

Ref: E.O. Wiley & G.D. Johnson, 2010: 126. [new position]

Alternative positions

Actinopterygii (Class) Woodward, 1891	Ref: W.N. Eschmeyer & J.D. Fong, 2011: 30.
Cyclosquamata (Superorder)	Ref: J.S. Nelson, 2006: 214.
Eurypterygii (Subdivision) Rosen, 1973	Ref: M.J. Benton, 2005: 392.
Osteichthyes (Class) Huxley, 1880	Ref: J.J. Sepkoski Jr., 2002: 312.
Scopelomorpha (Superorder)	Ref: R.L. Carroll, 1988: 606.

Historical positions

Actinopterygii (Class) Woodward, 1891	Ref: W.N. Eschmeyer, 2004-2016: 24 Jan 2006.
Actinopterygii (Class) Woodward, 1891	Ref: W.N. Eschmeyer & J.D. Fong, 2011: 30.
Aulopa (Section) Wiley & Johnson, 2010	Ref: E.O. Wiley & G.D. Johnson, 2010: 126, 144-145. [new position]
Cyclosquamata (Superorder)	Ref: J.S. Nelson, 2006: 214-215.
Eurypterygii (Subdivision) Rosen, 1973	Ref: M.J. Benton, 2005: 392, box 7.6.
Osteichthyes (Class) Huxley, 1880	Ref: J.J. Sepkoski Jr., 2002: 312.
Osteichthyes (Class) Huxley, 1880	Ref: N. Bailly et al., 2001: 363.
Actinopterygii (Class) Woodward, 1891	Ref: W.N. Eschmeyer, 1998: 2465.
Actinopterygii (Class) Woodward, 1891	Ref: 1998
Scopelomorpha (Superorder)	Ref: R.L. Carroll, 1988: 606.

Number of Subtaxa

2024	Available in Systema Naturae 2000	16f;45g;241s;2ss; †9f;27g;2s
1989-present	Systema Naturae 2000: 30 May 2013	[16f;45g;241s;2ss]
2004-2016	W.N. Eschmeyer: 24 Jan 2006	[13f]
2011	W.N. Eschmeyer & J.D. Fong: 30	17[16]f
2010	E.O. Wiley & G.D. Johnson: 144	4so;[12f]
1998	W.N. Eschmeyer	13f
1988	R.L. Carroll: 606	[13[12]f; †8f]