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 Clathurellinae Adams & Adams, 1858
                 'bathytomid' group of genera
                   1 Genus Acamptogenotia Rovereto, 1899, nom. illeg. see Genus Pseudotoma Bellardi, 1875
                   2 Genus Bathytoma Harris & Burrows, 1891
                   3 Genus Endiatoma Cossmann, 1896
                   4 Genus Paraborsonia Pilsbry, 1922