Phylum Mollusca Linnaeus, 1758 - molluscs
Status: extant
   Class Gastropoda Cuvier, 1795 - snails and slugs
  Status: extant
     Subclass Prosobranchia Milne-Edwards, 1848 - prosobranchs see Class Gastropoda Cuvier, 1795
    Status: extant
       Order Neogastropoda Wenz, 1938 see Suborder Neogastropoda Wenz, 1938
      Status: extant
         Suborder Stenoglossa Bouvier, 1887
        Status: extant
           Superfamily Muricoidea Rafinesque, 1815
          Status: extant
             Family Nassariidae Iredale, 1916 (1835) - mud snails
            Status: extant
               Subfamily Nassariinae Iredale, 1916 (1835)
              Status: extant
                 Genus Cyclope Risso, 1826
                Status: extant