Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Gastropoda Cuvier, 1795 - snails and slugs
     Subclass Prosobranchia Milne-Edwards, 1848 - prosobranchs see Class Gastropoda Cuvier, 1795
       Superorder Archaeogastropoda Thiele, 1925
         Order Vetigastropoda Salvini-Plawen, 1980 - archaeogastropods s.l.
           Superfamily Scissurelloidea Gray, 1847
             Family Haliotidae Rafinesque, 1815 [monotypic] - abalones
               Genus Haliotis Linnaeus, 1758
                 Subgenus Euhaliotis Wenz, 1938