Concise hierarchy

(Kingdom) Animalia - (Phylum) Mollusca - (Class) Gastropoda - (Order) Opisthobranchia

Current position

Oxynooidea (Superfamily) Stoliczka, 1868 (1847)

Ref: P. Bouchet & J.-P. Rocroi, 2005: 260.

Alternative positions

Julioidea (Superfamily)	Ref: V.G. Millard, 1997: 214.
Julioidei (Suborder)	Ref: B. Grzimek, 1973-1975
Oxynoacea (Suborder) Odhner, 1939	Ref: A. Marín & J. Ros, 2004: 229.
Sacoglossa (Order) Ihering, 1876	Ref: K.J. Boss, 1982: 1030.
Sacoglossa (Suborder) Ihering, 1876	Ref: E.E. Ruppert et al., 2004: 341.

Historical positions

Oxynooidea (Superfamily) Stoliczka, 1868 (1847)	Ref: P. Bouchet & J.-P. Rocroi, 2005: 260.
Sacoglossa (Suborder) Ihering, 1876	Ref: E.E. Ruppert et al., 2004: 341.
Oxynoacea (Suborder) Odhner, 1939	Ref: A. Marín & J. Ros, 2004: 229.
Oxynooidea (Superfamily) Stoliczka, 1868 (1847)	Ref: R.H. de Bruyne, 2003: 313.
Julioidea (Superfamily)	Ref: V.G. Millard, 1997: 214.
Sacoglossa (Order) Ihering, 1876	Ref: K.J. Boss, 1982: 1030.

Number of Subtaxa

2024	Available in Systema Naturae 2000	5g;4s; †4g
1989-present	Systema Naturae 2000: 22 Oct 2021	[5g; †4g]
1997	V.G. Millard: 214	[9g]
1982	K.J. Boss: 1030	2sf[5g]