1. Subfamily Bittiinae Cossmann, 1906
   1. Genus Alabina Dall, 1902
   2. Genus Argyropeza Melvill & Standen, 1901
   3. Genus Bittiolum Cossmann, 1906
   4. Genus Bittium J. E. Gray, 1847
   5. Genus Cacozeliana Strand, 1928
   6. Genus Cassiella Gofas, 1987
   7. Genus Cerithidium Monterosato, 1884
   8. Genus Dahlakia H. E. J. Biggs, 1971
   9. Genus Ittibittium Houbrick, 1993
   10. Genus Limatium E. E. Strong & Bouchet, 2018
   11. Genus Lirobittium Bartsch, 1911
   12. Genus Neostylidium Doweld, 2013
   13. Genus Pictorium E. E. Strong & Bouchet, 2013
   14. Genus Varicopeza Gründel, 1976
   15. Genus Zebittium H. J. Finlay, 1926
   16. Genus Cacozelia Iredale, 1924 accepted as Cacozeliana Strand, 1928 (invalid: junior homonym of Cacozelia Grote, 1878 [Lepidoptera]; Cacozeliana is a replacement name)
   17. Genus Cerithiolum Tiberi, 1869 accepted as Bittium J. E. Gray, 1847 (junior objective synonym of Bittium)
   18. Genus Clathrofenella Kuroda & T. Habe, 1954 accepted as Cerithidium Monterosato, 1884 (unaccepted > junior subjective synonym)
   19. Genus Inobittium Monterosato, 1917 accepted as Bittium J. E. Gray, 1847
   20. Genus Manobittium Monterosato, 1917 accepted as Bittium J. E. Gray, 1847
   21. Genus Stylidium Dall, 1907 accepted as Neostylidium Doweld, 2013 (invalid: junior homonym of Stylidium Eichwald, 1855; Neostylidium is a replacement name)
2. Subfamily Cerithiinae J. Fleming, 1822
   1. Genus Cerithioclava Olsson & Harbison, 1953
   2. Genus Cerithium Bruguière, 1789
   3. Genus Clavocerithium Cossmann, 1920
   4. Genus Clypeomorus Jousseaume, 1888
   5. Genus Colina H. Adams & A. Adams, 1854
   6. Genus Fastigiella Reeve, 1848
   7. Genus Gourmya P. Fischer, 1884
   8. Genus Liocerithium Tryon, 1887
   9. Genus Pseudovertagus Vignal, 1904
   10. Genus Rhinoclavis Swainson, 1840
   11. Genus Royella Iredale, 1912
   12. Genus Aluco Link, 1807 accepted as Pseudovertagus Vignal, 1904
   13. Genus Bayericerithium Petuch, 2001 accepted as Cerithium Bruguière, 1789
   14. Genus Clava Jousseaume, 1883 accepted as Rhinoclavis Swainson, 1840 (unaccepted > junior homonym, invalid: not Clava Gmelin, 1788 [Cnidaria])
   15. Genus Colinia Cossmann, 1906 accepted as Colina H. Adams & A. Adams, 1854 (unjustified emendation of Colina)
   16. Genus Contumax Hedley, 1899 accepted as Cerithium Bruguière, 1789
   17. Genus Drillocerithium Monterosato, 1910 accepted as Cerithium Bruguière, 1789
   18. Genus Gladiocerithium Monterosato, 1910 accepted as Cerithium Bruguière, 1789
   19. Genus Gourmierium Jousseaume, 1894 accepted as Cerithium Bruguière, 1789
   20. Genus Hirtocerithium Monterosato, 1910 accepted as Cerithium Bruguière, 1789
   21. Genus Indocerithium Chavan, 1952 accepted as Clavocerithium (Indocerithium) Chavan, 1952 represented as Clavocerithium Cossmann, 1920
   22. Genus Lithocerithium Monterosato, 1910 accepted as Cerithium Bruguière, 1789
   23. Genus Ochetoclava Woodring, 1928 accepted as Rhinoclavis Swainson, 1840
   24. Genus Proclava Thiele, 1929 accepted as Rhinoclavis (Proclava) Thiele, 1929 represented as Rhinoclavis Swainson, 1840
   25. Genus Semivertagus Cossmann, 1889 accepted as Rhinoclavis (Semivertagus) Cossmann, 1889 represented as Rhinoclavis Swainson, 1840
   26. Genus Thericium Monterosato, 1890 accepted as Cerithium Bruguière, 1789
   27. Genus Vertagus Schumacher, 1817 accepted as Rhinoclavis Swainson, 1840 (invalid: junior homonym of Vertagus Link, 1807)
3. Subfamily Colininae A. N. Golikov & Starobogatov, 1987 accepted as Cerithiinae J. Fleming, 1822
4. Subfamily Rhinoclavinae Gründel, 1982 accepted as Cerithiinae J. Fleming, 1822
5. Subfamily Cerithiidae incertae sedis (temporary name)
   1. Genus Glyptozaria Iredale, 1924

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