1. Genus Amphiduropsis Pleijel, 2001
2. Genus Amphiduros Hartman, 1959
3. Genus Bonuania Pillai, 1965
4. Genus Dalhousiella McIntosh, 1901
5. Genus Elisesione Salazar-Vallejo, 2016
6. Genus Gyptis Marion, 1874
7. Genus Hesiobranchia Ruta & Pleijel, 2006
8. Genus Hesiodeira Blake & Hilbig, 1990
9. Genus Hesiolyra Blake, 1985
10. Genus Hesione Lamarck, 1818
11. Genus Hesiospina Imajima & Hartman, 1964
12. Genus Heteropodarke Hartmann-Schröder, 1962
13. Genus Lamprophaes Grube, 1867
14. Genus Leocrates Kinberg, 1866
15. Genus Leocratides Ehlers, 1908
16. Genus Lizardia Pleijel & Rouse, 2005
17. Genus Mahesia Westheide, 2000
18. Genus Micropodarke Okuda, 1938
19. Genus Neogyptis Pleijel, Rouse, Sundkvist & Nygren, 2012
20. Genus Nereimyra Blainville, 1828
21. Genus Oxydromus Grube, 1855
22. Genus Paradalhousia Salazar-Vallejo, 2020
23. Genus Parahesione Pettibone, 1956
24. Genus Paralamprophaea Salazar-Vallejo, 2020
25. Genus Paraleocrates Salazar-Vallejo, 2020
26. Genus Pleijelius Salazar-Vallejo & Orensanz, 2006
27. Genus Podarkeopsis Laubier, 1961
28. Genus Psamathe Johnston, 1836
29. Genus Sinohesione Westheide, Purschke & Mangerich, 1994
30. Genus Sirsoe Pleijel, 1998
31. Genus Syllidia Quatrefages, 1865
32. Genus Synsyllidea Uchida in Uchida, Lopéz & Sato, 2019
33. Genus Amphidromus Hessle, 1925 accepted as Amphiduros Hartman, 1959 (unaccepted > junior homonym, replaced junior homonym)
34. Genus Anoplonereis Giard, 1882 accepted as Oxydromus Grube, 1855 (possible subjective synonym)
35. Genus Castalia Savigny, 1822 accepted as Nereimyra Blainville, 1828 (junior homonym)
36. Genus Cirrosyllis Schmarda, 1861 accepted as Oxydromus Grube, 1855 (subjective synonym)
37. Genus Dalhousia McIntosh, 1885 accepted as Leocrates Kinberg, 1866 (subjective synonym)
38. Genus Fallacia Quatrefages, 1866 accepted as Hesione Lamarck, 1818 (homonym, subjective synonym)
39. Genus Halimede Rathke, 1843 accepted as Nereimyra Blainville, 1828 (junior homonym)
40. Genus Hesionella Wesenberg-Lund, 1950 accepted as Elisesione Salazar-Vallejo, 2016 (twice replaced junior homonym)
41. Genus Irma Grube, 1878 accepted as Oxydromus Grube, 1855 (subjective synonym)
42. Genus Kefersteinia Quatrefages, 1866 accepted as Psamathe Johnston, 1836 (subjective synonym)
43. Genus Lamproderma Grube, 1877 accepted as Leocrates Kinberg, 1866 (subjective synonym)
44. Genus Lamprophaea Salazar-Vallejo, 2020 accepted as Lamprophaes Grube, 1867 (unjustified emendation of the spelling of Lamprophaes, to which it becomes a junior objective synonym)
45. Genus Magalia Marion, 1874 accepted as Syllidia Quatrefages, 1865 (subjective synonym)
46. Genus Neopodarke Hartman, 1965 accepted as Nereimyra Blainville, 1828 (subjective synonym)
47. Genus Ophiodromus Sars, 1862 accepted as Oxydromus Grube, 1855 (subjective synonym)
48. Genus Orseis Ehlers, 1864 accepted as Oxydromus Grube, 1855 (subjective synonym)
49. Genus Orthodromus Ehlers, 1908 accepted as Oxydromus Grube, 1855 (subjective synonym)
50. Genus Paragyptis Pocklington, 1984 accepted as Gyptis Marion, 1874 (subjective synonym)
51. Genus Parasyllidea Pettibone, 1961 accepted as Oxydromus Grube, 1855 (subjective synonym)
52. Genus Podarke Ehlers, 1864 accepted as Oxydromus Grube, 1855 (subjective synonym)
53. Genus Psammate [auctt. misspelling] accepted as Psamathe Johnston, 1836 (lapsus)
54. Genus Pseudosyllidia Czerniavsky, 1882 accepted as Syllidia Quatrefages, 1865 (objective synonym)
55. Genus Schmardiella Czerniavsky, 1882 accepted as Oxydromus Grube, 1855 (subjective synonymy)
56. Genus Synsyllidia Uchida, 2004 accepted as Synsyllidea Uchida in Uchida, Lopéz & Sato, 2019 (type is unavailable name (Art.16))
57. Genus Tyrrhena Claparède, 1868 accepted as Leocrates Kinberg, 1866 (subjective synonym)
58. Genus Vrijenhoekia Pleijel, Rouse, Ruta, Wiklund & Nygren, 2008 accepted as Sirsoe Pleijel, 1998 (unaccepted > junior subjective synonym, molecular analysis places type species wthin Sirsoe)
59. Genus Wesenbergia Hartman, 1955 accepted as Elisesione Salazar-Vallejo, 2016 (replaced junior homonym to Wesenbergia Kryger, 1943)
60. Genus Hesiocaeca Hartman, 1965 (uncertain > taxon inquirendum)
61. Genus Ichthyohesione Uchida, 2004 (uncertain > nomen dubium, type is unavailable name (Art.16))
62. Genus Parahesiocaeca Uchida, 2004 (uncertain > nomen dubium, type is unavailable name (Art.16))
63. Genus Parapodarke Czerniavsky, 1882 (uncertain > nomen dubium, indeterminable type species)
64. Genus Periboea Ehlers, 1864 (uncertain > taxon inquirendum, no type material)

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