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 Littorinidae Children, 1834 - periwinkles
               Subfamily Littorininae Children, 1834
                 Genus Littoraria Gray, 1833
                   Subgenus Lamellitorina Vaught, 1989, orth. inval. see Subgenus Lamellilitorina Tryon, 1887