Phylum Mollusca Linnaeus, 1758 - molluscs
Class Gastropoda Cuvier, 1795 - snails and slugs
Subclass Prosobranchia Milne-Edwards, 1848 - prosobranchs
see Class Gastropoda Cuvier, 1795
Order Caenogastropoda Cox, 1960
see Superorder Caenogastropoda Cox, 1960
Suborder Neotaenioglossa Haller, 1882
see Order Sorbeoconcha Ponder & Lindberg, 1997
Superfamily Velutinoidea Gray, 1840 [monotypic]
Family Velutinidae Gray, 1840
Subfamily Velutininae Gray, 1840
Genus Onchidiopsis Bergh, 1853
Subgenus Atlantolimax Dall, 1916