1. Subfamily Clavilithinae Vermeij & M. A. Snyder, 2018 †
   1. Genus Austrolithes H. J. Finlay, 1931 †
   2. Genus Chiralithes Olsson, 1930 †
   3. Genus Clavellofusus Grabau, 1904 †
   4. Genus Clavilithes Swainson, 1840 †
   5. Genus Cosmolithes Grabau, 1904 †
   6. Genus Mancorus Olsson, 1931 †
   7. Genus Papillina Conrad, 1855 †
   8. Genus Perulithes Olsson, 1930 †
   9. Genus Clavella Swainson, 1835 † accepted as Clavilithes Swainson, 1840 † (Junior homonym of Clavella Oken, 1815. Has been renamed Clavilithes.)
   10. Genus Rhopalithes Grabau, 1904 † accepted as Clavilithes Swainson, 1840 † (objective synonym)
   11. Genus Turrispira Conrad, 1866 † accepted as Clavilithes Swainson, 1840 †
2. Subfamily Fasciolariinae Gray, 1853
   1. Genus Africolaria M. A. Snyder, Vermeij & Lyons, 2012
   2. Genus Aurantilaria M. A. Snyder, Vermeij & Lyons, 2012
   3. Genus Australaria M. A. Snyder, Vermeij & Lyons, 2012
   4. Genus Calkota Squires & Saul, 2003 †
   5. Genus Cinctura Hollister, 1957
   6. Genus Fasciolaria Lamarck, 1799
   7. Genus Filifusus M. A. Snyder, Vermeij & Lyons, 2012
   8. Genus Fusilaria M. A. Snyder, 2013
   9. Genus Granolaria M. A. Snyder, Vermeij & Lyons, 2012
   10. Genus Kilburnia M. A. Snyder, Vermeij & Lyons, 2012
   11. Genus Lathyropsis Oostingh, 1939 †
   12. Genus Latirus Montfort, 1810
   13. Genus Liochlamys Dall, 1889 †
   14. Genus Lugubrilaria M. A. Snyder, Vermeij & Lyons, 2012
   15. Genus Micasarcina Squires & Saul, 2003 †
   16. Genus Mylecoma Squires & Saul, 2003 †
   17. Genus Odontofusus Whitfield, 1892 †
   18. Genus Perse B. L. Clark, 1918 †
   19. Genus Piestochilus Meek, 1864 †
   20. Genus Plectocion R. B. Stewart, 1927 †
   21. Genus Pleuroploca P. Fischer, 1884
   22. Genus Pliculofusus M. A. Snyder, Vermeij & Lyons, 2012 †
   23. Genus Polygona Schumacher, 1817
   24. Genus Skyles Saul & Popenoe, 1993 †
   25. Genus Terebraspira Conrad, 1862 †
   26. Genus Triplofusus Olsson & Harbison, 1953
   27. Genus Woodsella Wade, 1926 †
   28. Genus Eolatirus Bellardi, 1884 † accepted as Latirus Montfort, 1810
   29. Genus Ioeranea Rafinesque, 1815 accepted as Fasciolaria Lamarck, 1799 (unnecessary substitute name for Fasciolaria)
   30. Genus Lathira [sic] accepted as Latirus Montfort, 1810 (unaccepted > misspelling - incorrect subsequent spelling)
   31. Genus Lathyrus [sic] accepted as Latirus Montfort, 1810 (misspelling [by Schinz, 1825] of Latirus Montfort, 1810)
   32. Genus Latyrus P. P. Carpenter, 1857 accepted as Latirus Montfort, 1810
   33. Genus Plesiolatirus Bellardi, 1884 † accepted as Latirus Montfort, 1810 (unaccepted > junior subjective synonym)
   34. Genus Plicatella Swainson, 1837 accepted as Polygona Schumacher, 1817
   35. Genus Whitneyella R. B. Stewart, 1927 † accepted as Perse B. L. Clark, 1918 † (unaccepted > junior subjective synonym)
3. Subfamily Fusininae Wrigley, 1927
   1. Genus Africofusus Vermeij & M. A. Snyder, 2018
   2. Genus Amiantofusus Fraussen, Kantor & Hadorn, 2007
   3. Genus Angulofusus Fedosov & Kantor, 2012
   4. Genus Angustifusus Vermeij & M. A. Snyder, 2018 †
   5. Genus Apertifusus Vermeij & M. A. Snyder, 2018
   6. Genus Aptyxis Troschel, 1868
   7. Genus Araiofusus Callomon & M. A. Snyder, 2017
   8. Genus Ariefusus Vermeij & M. A. Snyder, 2018
   9. Genus Aristofusus Vermeij & M. A. Snyder, 2018
   10. Genus Barbarofusus Grabau & Shimer, 1909
   11. Genus Callifusus Vermeij & M. A. Snyder, 2018
   12. Genus Chryseofusus Hadorn & Fraussen, 2003
   13. Genus Conradconfusus M. A. Snyder, 2002 †
   14. Genus Cyrtulus Hinds, 1843
   15. Genus Enigmofusus Vermeij & M. A. Snyder, 2018
   16. Genus Eofusus Vermeij & M. A. Snyder, 2018 †
   17. Genus Falsicolus H. J. Finlay, 1930 †
   18. Genus Fraudifusinus Harzhauser, Landau & Vermeij, 2024 †
   19. Genus Fusinus Rafinesque, 1815
   20. Genus Gemmocolus P. A. Maxwell, 1992 †
   21. Genus Glaphyrina H. J. Finlay, 1926
   22. Genus Goniofusus Vermeij & M. A. Snyder, 2018
   23. Genus Granulifusus Kuroda & T. Habe, 1954
   24. Genus Harasewychia Petuch, 1987
   25. Genus Harfordia Dall, 1921
   26. Genus Heilprinia Grabau, 1904
   27. Genus Hesperaptyxis M. A. Snyder & Vermeij, 2016
   28. Genus Iscafusus Kollmann, 2005 †
   29. Genus Lamarckofusus Vermeij & Lozouet, 2012 †
   30. Genus Lepidocolus P. A. Maxwell, 1992 †
   31. Genus Lirofusus Conrad, 1865 †
   32. Genus Lyonsifusus Vermeij & M. A. Snyder, 2018
   33. Genus Mariafusus Petuch, 1988 †
   34. Genus Marmorofusus M. A. Snyder & Lyons, 2014
   35. Genus Microcolus Cotton & Godfrey, 1932
   36. Genus Microfulgur H. J. Finlay & Marwick, 1937
   37. Genus Ollaphon Iredale, 1929
   38. Genus Parvofusus Tabanelli, 2014 †
   39. Genus Perrilliata Squires & Saul, 2006 †
   40. Genus Priscofusus Conrad, 1865 †
   41. Genus Propefusus Iredale, 1924
   42. Genus Pseudaptyxis Petuch, 1988 †
   43. Genus Pseudofusus Monterosato, 1884
   44. Genus Pullincola De Gregorio, 1894 †
   45. Genus Remera Stephenson, 1941 †
   46. Genus Sinistralia H. Adams & A. Adams, 1853
   47. Genus Solutofusus Pritchard, 1898 †
   48. Genus Streptochetus Cossmann, 1889 †
   49. Genus Takashius Kantor, Fedosov, M. A. Snyder & Bouchet, 2022
   50. Genus Tectifusus Tate, 1894 †
   51. Genus Trophonofusus Kuroda & Habe, 1971
   52. Genus Vermeijius Kantor, Fedosov, M. A. Snyder & Bouchet, 2018
   53. Genus Viridifusus M. A. Snyder, Vermeij & Lyons, 2012
   54. Genus Xenofusinus Harzhauser, Landau & Vermeij, 2024 †
   55. Genus Aegeofusinus Russo, 2017 accepted as Pseudofusus Monterosato, 1884 (unaccepted > junior subjective synonym)
   56. Genus Aptysis [sic] accepted as Aptyxis Troschel, 1868 (misspelling of Aptyxis Troschel, 1868)
   57. Genus Buccinofusus Conrad, 1868 † accepted as Conradconfusus M. A. Snyder, 2002 † (unaccepted > junior homonym, junior homonym of Buccinofusus Conrad, 1866; Conradconfusus Snyder, 2002 is a replacement name)
   58. Genus Carinofusus Ceulemans, Landau & Van Dingenen, 2014 † accepted as Pseudofusus Monterosato, 1884
   59. Genus Exilifusus Gabb, 1876 † accepted as Fusinus Rafinesque, 1815 (Invalid: Junior homonym of Exilifusus Conrad, 1865)
   60. Genus Fusus Bruguière, 1789 accepted as Fusinus Rafinesque, 1815 (Invalid: junior homonym of Fusus Helbling, 1779. See Nomenclatural note below.)
   61. Genus Fusus Röding, 1798 (unaccepted > unavailable name, placed on the Official Index by ICZN Opinion 1765)
   62. Genus Helolithus Agassiz, 1846 † (unaccepted > nomen nudum)
   63. Genus Liracolus P. A. Maxwell, 1992 † accepted as Falsicolus (Liracolus) P. A. Maxwell, 1992 † represented as Falsicolus H. J. Finlay, 1930 †
   64. Genus Okutanius Kantor, Fedosov, M. A. Snyder & Bouchet, 2018 accepted as Takashius Kantor, Fedosov, M. A. Snyder & Bouchet, 2022 (invalid: junior homonym of Okutanius D.R. Smith, 1981; Takashius is a replacement name)
   65. Genus Pseudolatirus Cossmann, 1889 † accepted as Streptolathyrus Cossmann, 1901 † accepted as Latirulus Cossmann, 1889 (Homonym of Pseudolatirus Bellardi, 1884)
   66. Genus Simplicifusus Kuroda & T. Habe, 1971 accepted as Granulifusus Kuroda & T. Habe, 1954 (unaccepted > junior subjective synonym)
4. Genus Paleosephaea Wade, 1926 †
5. Subfamily Peristerniinae Tryon, 1880
   1. Genus Aptycholathyrus Cossmann & Pissarro, 1905 †
   2. Genus Benimakia T. Habe, 1958
   3. Genus Brocchitas H. J. Finlay, 1927 †
   4. Genus Bullockus W. G. Lyons & M. A. Snyder, 2008
   5. Genus Crassibougia Stahlschmidt & Fraussen, 2012
   6. Genus Cryptoneolatirus Harzhauser, Landau & Vermeij, 2024 †
   7. Genus Dennantia Tate, 1888 †
   8. Genus Dentifusus Vermeij & Rosenberg, 2003
   9. Genus Dertonia Bellardi, 1884 †
   10. Genus Eurolatirus Harzhauser, Landau & Vermeij, 2024 †
   11. Genus Exilifusus Conrad, 1865 †
   12. Genus Fractolatirus Iredale, 1936
   13. Genus Fusolatirus Kuroda & Habe, 1971
   14. Genus Hemipolygona Rovereto, 1899
   15. Genus Lamellilatirus Lyons & M. A. Snyder, 2008
   16. Genus Latirolagena G. F. Harris, 1897
   17. Genus Latirulus Cossmann, 1889
   18. Genus Leucozonia J. E. Gray, 1847
   19. Genus Lightbournus Lyons & M. A. Snyder, 2008
   20. Genus Mazzalina Conrad, 1860 †
   21. Genus Neolatirus Bellardi, 1884 †
   22. Genus Nodolatirus Bouchet & M. A. Snyder, 2013
   23. Genus Nodopelagia Hedley, 1915
   24. Genus Opeatostoma S. S. Berry, 1958
   25. Genus Peristernia Mörch, 1852
   26. Genus Pleia H. J. Finlay, 1930 †
   27. Genus Psammostoma Vermeij & M. A. Snyder, 2002 †
   28. Genus Pseudolatirus Bellardi, 1884 †
   29. Genus Pustulatirus Vermeij & M. A. Snyder, 2006
   30. Genus Snyderifusus Harzhauser, Landau & Vermeij, 2024 †
   31. Genus Streptopelma Cossmann, 1901 †
   32. Genus Tarantinaea Monterosato, 1917
   33. Genus Taron F. W. Hutton, 1882
   34. Genus Turrilatirus Vermeij & M. A. Snyder, 2006
   35. Genus Ascolatirus Bellardi, 1884 accepted as Peristernia Mörch, 1852 (junior subjective synonym)
   36. Genus Bulbifusus Conrad, 1865 † accepted as Mazzalina Conrad, 1860 †
   37. Genus Chasca [sic] accepted as Chascax R. B. Watson, 1873 accepted as Hemipolygona Rovereto, 1899 (Spelling error)
   38. Genus Chascax R. B. Watson, 1873 accepted as Hemipolygona Rovereto, 1899 (Junior homonym of Chascax Ritgen, 1829 [Reptilia]; Hemipolygona is a replacement name.)
   39. Genus Fredenia Cadée & A. W. Janssen, 1994 † accepted as Latirulus Cossmann, 1889
   40. Genus Lagena Schumacher, 1817 accepted as Latirolagena G. F. Harris, 1897 (invalid: junior homonym of Lagena Walker & Boys, 1784; Latirolagena Harris, 1897 is a replacement name)
   41. Genus Lathyrulus Cossmann, 1901 † accepted as Latirulus Cossmann, 1889 (unjustified emmendation for Latirulus Cossmann, 1889)
   42. Genus Streptocarina Hinsch, 1977 † accepted as Latirulus Cossmann, 1889
   43. Genus Streptodictyon Tembrock, 1961 † accepted as Latirulus Cossmann, 1889
   44. Genus Streptolathyrus Cossmann, 1901 † accepted as Latirulus Cossmann, 1889
6. Genus Pseudolathyrus [sic] accepted as Pseudolatirus Bellardi, 1884 † (misspelling by Koperberg, 1931)

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