1. Subfamily Adelacerithiinae B. A. Marshall, 1984
   1. Genus Adelacerithium Ludbrook, 1941
2. Subfamily Eumetulinae A. N. Golikov & Starobogatov, 1975
   1. Genus Cerithiopsida Bartsch, 1911
   2. Genus Embrionalia A. N. Golikov, 1988
   3. Genus Eumetula Thiele, 1912
   4. Genus Furukawaia Kuroda & T. Habe, 1961
   5. Genus Liometaxia Le Renard, 1980 †
   6. Genus Altispecula A. W. B. Powell, 1930 accepted as Eumetula (Altispecula) A. W. B. Powell, 1930 represented as Eumetula Thiele, 1912
   7. Genus Eumeta Mörch, 1868 accepted as Eumetula Thiele, 1912 (Invalid: junior homonym of Eumeta Walker, 1855 [Lepidoptera]; Laskeya is a replacement name)
   8. Genus Furukuwaia accepted as Furukawaia Kuroda & T. Habe, 1961 (misspelling)
   9. Genus Laskeya Iredale, 1918 accepted as Eumetula Thiele, 1912
   10. Genus Prisciophora M. Schröder, 1992 † accepted as Prisciphora M. Schröder, 1992 † (misspelling)
3. Subfamily Laeocochlidinae A. N. Golikov & Starobogatov, 1987
   1. Genus Laeocochlis Dunker & Metzger, 1874
   2. Genus Radocochlis Gründel, 1980 †
   3. Genus Sasamocochlis Gründel, 1980
   4. Genus Laeochochlis Dunker & Metzger, 1874 accepted as Laeocochlis Dunker & Metzger, 1874 (unaccepted > misspelling - incorrect subsequent spelling)
   5. Genus Laiochochlis Dunker & Metzger, 1874 accepted as Laeocochlis Dunker & Metzger, 1874 (unaccepted > misspelling - incorrect original spelling, ruled by ICZN Opinion 1700)
   6. Genus Laiocochlis Dunker & Metzger, 1874 accepted as Laeocochlis Dunker & Metzger, 1874 (unaccepted > misspelling - incorrect subsequent spelling, incorrect subsequent spelling)
4. Subfamily Newtoniellinae Korobkov, 1955
   1. Genus Cerithiella A. E. Verrill, 1882
   2. Genus Trituba Jousseaume, 1884
   3. Genus Binda Laseron, 1951 accepted as Cerithiella A. E. Verrill, 1882
   4. Genus Cerithiolinum Locard, 1903 accepted as Cerithiella A. E. Verrill, 1882
   5. Genus Chasteria Iredale, 1915 accepted as Cerithiella A. E. Verrill, 1882 (unaccepted > junior subjective synonym)
   6. Genus Euseila Cotton, 1951 accepted as Cerithiella A. E. Verrill, 1882
   7. Genus Lovenella G. O. Sars, 1878 accepted as Cerithiella A. E. Verrill, 1882 (Invalid: junior homonym of Lovenella Hincks, 1869; Cerithiella, Newtonia, Newtoniella and Cerithiolinum are replacement names)
   8. Genus Newtonia Cossmann, 1893 accepted as Cerithiella A. E. Verrill, 1882 (Invalid: junior homonym of Newtonia Schlegel, 1867 [Aves]; Newtoniella is a replacement name)
   9. Genus Newtoniella Cossmann, 1893 accepted as Cerithiella A. E. Verrill, 1882 (unaccepted > junior objective synonym)
   10. Genus Paramendax A. W. B. Powell, 1937 accepted as Trituba (Paramendax) A. W. B. Powell, 1937 represented as Trituba Jousseaume, 1884
   11. Genus Stilus Jeffreys, 1885 accepted as Cerithiella A. E. Verrill, 1882
   12. Genus Tauroforis Sacco, 1895 accepted as Trituba Jousseaume, 1884
5. Subfamily Ataxocerithiinae Ludbrook, 1957 accepted as Newtoniellidae Korobkov, 1955 (Not available (no diagnosis))
   1. Genus Ataxocerithium Tate, 1894
6. Subfamily [unassigned] Newtoniellidae (temporary name)
   1. Genus Gothicispira P. A. Maxwell, 1988 †
   2. Genus Miopila H. J. Finlay, 1926 †
   3. Genus Pseudomohnia E. E. Strong, Sirenko & J. H. McLean, 2021
   4. Genus Retilaskeya B. A. Marshall, 1978
   5. Genus Marshallaskeya Gründel, 1980 accepted as Retilaskeya (Marshallaskeya) Gründel, 1980 represented as Retilaskeya B. A. Marshall, 1978

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