Concise hierarchy

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

Current position

Xenophoroidea (Superfamily) Troschel, 1852 (1840)

Ref: P. Bouchet & J.-P. Rocroi, 2005: 253.

Alternative positions

Calyptraeacea (Superfamily) Lamarck, 1809, nom. illeg.	Ref: K.J. Boss, 1982: 1005.
Calyptraeoidea (Superfamily) Lamarck, 1809	Ref: B. Grzimek, 1973-1975
Crepidulacea (Superfamily)	Ref: P. Bouchet et al., 2001: 190. [rough position] [indirect]
Xenophoracea (Superfamily)	Ref: F.J. Springsteen & F.M. Leobrera, 1986: 78.

Historical positions

Xenophoroidea (Superfamily) Troschel, 1852 (1840)	Ref: P. Bouchet & J.-P. Rocroi, 2005: 253.
Xenophoroidea (Superfamily) Troschel, 1852 (1840)	Ref: E.E. Ruppert et al., 2004: 339.
Xenophoroidea (Superfamily) Troschel, 1852 (1840)	Ref: R.H. de Bruyne, 2003: 311.
Gastropoda (Class) Cuvier, 1795	Ref: P. Bouchet et al., 2001: 190. [rough position]
Xenophoroidea (Superfamily) Troschel, 1852 (1840)	Ref: V.G. Millard, 1997: 97.
Xenophoracea (Superfamily)	Ref: F.J. Springsteen & F.M. Leobrera, 1986: 78, 369.
Calyptraeacea (Superfamily) Lamarck, 1809, nom. illeg.	Ref: K.J. Boss, 1982: 1005-1006.

Number of Subtaxa

2025	Available in Systema Naturae 2000	2g;12s;4ss
1989-present	Systema Naturae 2000	2g12s
1997	V.G. Millard: 97	[1g]
1982	K.J. Boss: 1006	2g12s