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
Suborder Orthurethra Pilsbry, 1900
Superfamily Achatinelloidea Gulick, 1873 [monotypic]
Family Achatinellidae Gulick, 1873
Subfamily Tornatellidinae Cooke & Kondo, 1961
Genus Gulickia Cooke, 1915