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 Calyptraeoidea Lamarck, 1809
1 Family Calyptraeidae Lamarck, 1809 - slipper snails and shelf limpets
2 Family Haloceratidae Warén & Bouchet, 1991 [monotypic]