Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Gastropoda Cuvier, 1795 - snails and slugs
     Subclass Prosobranchia Milne-Edwards, 1848 - prosobranchs see Class Gastropoda Cuvier, 1795
       Order Neogastropoda Wenz, 1938 see Suborder Neogastropoda Wenz, 1938
         Suborder Stenoglossa Bouvier, 1887
           Superfamily Conoidea Fleming, 1822
             Family Conidae Fleming, 1822 - cone snails
               Subfamily Siphopsinae Le Renard, 1995, nom. illeg.
                 1 Genus Siphopsis Le Renard, 1995, nom. illeg.
                 2 Genus Amplosipho Cossmann, 1901
                 3 Genus Andoniopsis Le Renard, 1995
                 4 Genus Coptosipho Le Renard, 1989
                 5 Genus Pseudoandonia Moroni & Ruggieri, 1981
                 6 Genus Siphonaliopsis Le Renard, 1995