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 Littorinoidea Children, 1834
             Family Annulariidae Henderson & Bartsch, 1920 see Tribe Annulariini Henderson & Bartsch, 1920
               1 Subfamily Annulariinae Henderson & Bartsch, 1920
               2 Subfamily Adamsiellinae Henderson & Bartsch, 1920 [monotypic] see Tribe Adamsiellini Henderson & Bartsch, 1920
               3 Subfamily Chondropominae Henderson & Bartsch, 1920, orth. inval. see Subfamily Chondropomatinae Henderson & Bartsch, 1920
               4 Subfamily Cistulopsinae Baker, 1924 see Tribe Cistulopsini Baker, 1924
               5 Subfamily Rhytidopomatinae Henderson & Bartsch, 1920 see Tribe Rhytidopomatini Henderson & Bartsch, 1920