Mollusca Linnaeus, 1758 - molluscs
see Phylum Mollusca Linnaeus, 1758
Gastropoda Cuvier, 1795
see Class Gastropoda Cuvier, 1795
Clade Heterobranchia Burmeister, 1837
see Superorder Heterobranchia Burmeister, 1837
Informal Group Opisthobranchia Milne-Edwards, 1846
see Order Opisthobranchia Milne-Edwards, 1848
Clade Nudipleura Wägele & Willan, 2000
Subclade Pleurobranchomorpha Deshayes, 1832
see Order Pleurobranchomorpha Deshayes, 1832
1 Superfamily Pleurobranchoidea Gray, 1827