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 Trochoidea Rafinesque, 1815
             Family Turbinidae Rafinesque, 1815 - turban snails
               Subfamily Colloniinae Cossmann, 1917
                 01 Genus Collonia Gray, 1850
                 02 Genus Cirsochilus Cossmann, 1888
                 03 Genus Cyniscella Cossmann, 1888
                 04 Genus Homalopoma Carpenter, 1864
                 05 Genus Collonista Iredale, 1918
                 06 Genus Bothropoma Thiele, 1924, nom. illeg.
                 07 Genus Cantrainea Jeffreys, 1883
                 08 Genus Phanerolepida Dall, 1907
                 09 Genus †Petropoma Gabb, 1877
                 10 Genus †Boutelleria Hickman & McLean, 1990, nom. illeg. see Genus Boutillieria Cossmann, 1888
                 11 Genus †Nehalemia Hickman, 1974
                 12 Genus Vexinia Cossmann, 1918