Concise hierarchy

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

Current position

Holocephalimorpha (Superorder) (Lund, 1986)

Ref: J.S. Nelson, 2006: 44.

Alternative positions

Chondrichthyes (Class) Huxley, 1880	Ref: J.J. Sepkoski Jr., 2002: 304.
Holocephali (Superorder) Bonaparte, 1831	Ref: R.L. Carroll, 1988 [implicit]
Holocephali (Subclass) Bonaparte, 1832	Ref: R.L. Carroll, 1988: 600.
Holocephali (Class) Bonaparte, 1832	Ref: R.L. Carroll, 1988 [indirect]

Historical positions

Holocephalimorpha (Superorder) (Lund, 1986)	Ref: J.S. Nelson, 2006: 44.
Chondrichthyes (Class) Huxley, 1880	Ref: J.J. Sepkoski Jr., 2002: 304.
Holocephali (Subclass) Bonaparte, 1832	Ref: 1998
Holocephali (Subclass) Bonaparte, 1832	Ref: R.L. Carroll, 1988: 600.

Number of Subtaxa

2024	Available in Systema Naturae 2000	†1f;1g
1989-present	Systema Naturae 2000	[; †1f]
1988	R.L. Carroll: 600	[; †1f]