Concise hierarchy

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

Current position

Cyprinodontoidei ([unranked]) Dyer & Chernoff, 1996

Ref: E.O. Wiley & G.D. Johnson, 2010: 127.

Alternative positions

Actinopteri (Class) Cope, 1871	Ref: R. van der Laan et al., 2021: (4 Feb 2025); ECoF(4 Feb 2025).
Actinopterygii (Class) Woodward, 1891	Ref: W.N. Eschmeyer & J.D. Fong, 2011: 32.
Atherinomorpha (Series) Greenwood et al., 1966	Ref: M.J. Benton, 2005: 392.
Atherinomorpha (Infraseries)	Ref: J.S. Nelson et al., 2016: 363.
Atherinomorphae (Superorder) Greenwood et al., 1966	Ref: R. van der Laan, 2018: 79.
Cyprinodontea (Superorder)	Ref: J.S. Nelson, 2006: 276.
Osteichthyes (Class) Huxley, 1880	Ref: J.J. Sepkoski Jr., 2002: 313.

Historical positions

Atherinomorphae (Superorder) Greenwood et al., 1966	Ref: R. van der Laan, 2018: 79.
Atherinomorphae (Superorder) Greenwood et al., 1966	Ref: R. Betancur-R et al., 2017: 25.
Atherinomorpha (Infraseries)	Ref: J.S. Nelson et al., 2016: 363.
Actinopterygii (Class) Woodward, 1891	Ref: W.N. Eschmeyer & J.D. Fong, 2011: 32.
Cyprinodontoidei ([unranked]) Dyer & Chernoff, 1996	Ref: E.O. Wiley & G.D. Johnson, 2010: 127, 156.
Cyprinodontea (Superorder)	Ref: J.S. Nelson, 2006: 276.
Atherinomorpha (Series) Greenwood et al., 1966	Ref: M.J. Benton, 2005: 392.
Osteichthyes (Class) Huxley, 1880	Ref: J.J. Sepkoski Jr., 2002: 313.
Osteichthyes (Class) Huxley, 1880	Ref: N. Bailly et al., 2001: 367.
Actinopterygii (Class) Woodward, 1891	Ref: 1998
Actinopterygii (Class) Woodward, 1891	Ref: W.N. Eschmeyer, 1998: 2470.

Number of Subtaxa

2025	Available in Systema Naturae 2000	6f;35g;245s;32ss; †2f;3g
1989-present	Systema Naturae 2000: 27 Jul 2025	[6f;35g;245s;32ss; †2f]
2018	R. van der Laan: 79	[5f; †2f]
2017	R. Betancur-R et al.: 26	[5f]
2016	J.S. Nelson et al.: 369	[6f]
2011	W.N. Eschmeyer & J.D. Fong: 32	5f
2010	E.O. Wiley & G.D. Johnson: 156	[2so;5f]
2006	J.S. Nelson: 282	[5f;36g]