Phylum Mollusca Linnaeus, 1758 - molluscs
Class Gastropoda Cuvier, 1795 - snails and slugs
Subclass Divasibranchia Minichev & Starobogatov, 1975
Order Stylommatophora Schmidt, 1855
see Infraorder Stylommatophora Schmidt, 1855
(Helicid Sigmurethra)
Superfamily Vitrinoidea Fitzinger, 1833
see Superfamily Limacoidea Batsch, 1789
Family Vitrinidae Fitzinger, 1833
Subfamily Vitreinae Baker, 1930
see Family Pristilomatidae Cockerell, 1891
Genus Hawaiia Gude, 1911