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 Rachiglossa (Gray, 1853) see Superfamily Muricacea de Costa, 1776
        Status: extant
           Superfamily Muricacea de Costa, 1776 see Superfamily Muricoidea Rafinesque, 1815
          Status: extant
             Family Muricidae Rafinesque, 1815 - drills
            Status: extant
               Subfamily Thaidinae Jousseaume, 1888 see Subfamily Rapaninae Gray, 1853
              Status: extant
                 Genus Vexilla Swainson, 1840
                Status: extant