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 Lamellideinae Cooke & Kondo, 1961 see Tribe Lamellideini Cooke & Kondo, 1961
                 Genus Lamellidea Pilsbry, 1910
                   Subgenus Atea Pilsbry & Cooke, 1933, nom. illeg. see Subgenus Auhea Kondo, 1962