Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Gastropoda Cuvier, 1795 - snails and slugs
     Subclass Prosobranchia Milne-Edwards, 1848 - prosobranchs see Class Gastropoda Cuvier, 1795
       Order Caenogastropoda Cox, 1960 see Superorder Caenogastropoda Cox, 1960
         Suborder Architaenioglossa Haller, 1890
           Superfamily Cerithioidea Fleming, 1822
             Family Cerithiidae Fleming, 1822 - ceriths
               Subfamily Cerithiinae Fleming, 1822
                 01 Genus Cerithium Bruguière, 1789
                 02 Genus Aluco Martens, 1880, nom. illeg.
                 03 Genus Argyropeza Melvill & Standen, 1901
                 04 Genus Bezanconia Fischer, 1884
                 05 Genus Bittium Gray, 1847
                 06 Genus Cerithioclava Olsson & Harbison, 1953
                 07 Genus †Clavocerithium Cossmann, 1919
                 08 Genus Clypeomorus Jousseaume, 1888
                 09 Genus Cassiella Gofas, 1987
                 10 Genus Fastigiella Reeve, 1848
                 11 Genus Glyptozaria Iredale, 1924
                 12 Genus Gourmya Fischer, 1884
                 13 Genus Hemicerithium Cossmann, 1893
                 14 Genus Liocerithium Tryon, 1887
                 15 Genus Orthochetus Cossmann, 1889
                 16 Genus Plesiotrochus Fischer, 1878
                 17 Genus Pseudovertagus Vignal, 1904
                 18 Genus Pseudoaluco Clark, 1946
                 19 Genus Rhinoclavis Swainson, 1840
                 20 Genus Royella Iredale, 1912
                 21 Genus Serratocerithium Vignal, 1897
                 22 Genus Striovertagus Chavan, 1949
                 23 Genus Tenuicerithium Cossmann, 1896
                 24 Genus Trochocerithium Sacco, 1897
                 25 Genus Varicopeza Grundel, 1976
                 26 Genus Seilopsis Tomlin, 1931