1. Genus Adoneis G.W. Andrews & P. Rivera, 1987
2. Genus Andrewsiella T.Jurkschat, 1997 †
3. Genus Asterionella A.H. Hassall, 1850
4. Genus Asterionellopsis F.E. Round in F.E. Round, R.M. Crawford & D.G. Mann, 1990
5. Genus Asteroplanus C. Gardner & R.M. Crawford in R.M. Crawford & C. Gardner, 1997
6. Genus Bleakeleya F.E. Round in F.E. Round, R.M. Crawford & D.G. Mann, 1990
7. Genus Brandinia L.F. Fernandes in Fernandes, Procopiak & Portinho, 2007
8. Genus Brassierea M.K.Hein & B.M.Winsborough, 1999
9. Genus Castoridens Ashworth, Chunlian Li & Witkowski, 2016
10. Genus Catacombas D.M. Williams & F.E. Round, 1986
11. Genus Cratericulifera Chunlian Li, Witkowski & Ashworth, 2016
12. Genus Ctenophora (Grunow) D.M.Williams & Round, 1986
13. Genus Desikaneis A.K.S.K. Prasad in A.K.S.K. Prasad & R.J. Livingston, 1993
14. Genus Diatoma J.B.M. Bory de Saint-Vincent, 1824
15. Genus Falcula M. Voigt, 1960
16. Genus Fossulaphycus Blanco, 2020
17. Genus Fragilaria H.C. Lyngbye, 1819
18. Genus Fragilariforma D.M. Williams & F.E. Round, 1988
19. Genus Frankophila H. Lange-Bertalot, 1997
20. Genus Gedaniella Chunlian Li, Witkowski & Ashworth, 2018
21. Genus Grammonema C.A. Agardh, 1832
22. Genus Hendeyella Ashworth, Witkowski & Chunlian Li, 2016
23. Genus Hyaloneis M.C. Amspoker, 2008
24. Genus Hyalosynedra D.M. Williams & F.E. Round, 1986
25. Genus Koernerella C.S. Lobban & E.C. Theriot in Lobban et al., 2011
26. Genus Meridion C.A. Agardh, 1824
27. Genus Neosynedra D.M. Williams & F.E. Round, 1986
28. Genus Opephora P. Petit, 1888
29. Genus Perideraion C.S. Lobban & R.W. Jordan in Lobban et al., 2011
30. Genus Plagiostriata S.Sato & L.K.Medlin, 2009
31. Genus Podocystis J.W. Bailey, 1854
32. Genus Porannulus P.B. Hamilton & M. Poulin in Hamilton, Poulin, Yang & Kloser, 1998
33. Genus Psammotaenia Ashworth, Chunlian Li & Witkowski, 2016
34. Genus Pseudofalcula F. Gomez, Lu Wang & Senjie Lin, 2018
35. Genus Pseudostaurosira D.M. Williams & F.E. Round, 1988
36. Genus Pteroncola R.W. Holmes & D.A. Croll, 1984
37. Genus Rimoneis M. Garcia, 2010
38. Genus Sarcophagodes E.A. Morales, 2002
39. Genus Serratifera Ashworth, Chunlian Li & Witkowski, 2016
40. Genus Staurosira C.G. Ehrenberg, 1843
41. Genus Synedra C.G. Ehrenberg, 1830
42. Genus Synedropsis G.R.Hasle, L.K.Medlin & E.E.Syvertsen, 1994
43. Genus Tabularia (F.T. Kutzing) D.M. Williams & F.E. Round, 1986
44. Genus Thalassioneis F.E. Round in F.E. Round, R.M. Crawford & D.G. Mann, 1990
45. Genus Trachysphenia P. Petit in Folin & Perrier, 1877
46. Genus Ulnaria (Kützing) P. Compère, 2001
47. Genus Ceratoneis C.G. Ehrenberg, 1839 accepted as Cylindrotheca L. Rabenhorst, 1859 (synonym - nom. rejic.)
48. Genus Fossula G.R. Hasle, E.E. Syvertsen & C.H. von Quillfeldt, 1996 accepted as Fossulaphycus Blanco, 2020 (Invalid. Name violates Art. 20.2 of the ICN (Turland 2018).)
49. Genus Neofragilaria D.M. Williams & F.E. Round, 1988 accepted as Fragilariforma D.M. Williams & F.E. Round, 1988 (synonym)
50. Genus Pseudo-eunotia A. Grunow in H. Van Heurck, 1881

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