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 Cephalaspidea Fischer, 1883
see Order Cephalaspidea Fischer, 1883
Superfamily Philinoidea Gray, 1850 (1815)
Family Philinidae Gray, 1850 (1815)