1. Genus Auanema Kanzaki, Kiontke, Tanaka, Hirooka, Schwarz, Muller Reichert, Chaudhuri & Pires-daSilva, 2017
2. Genus Buetschlinema Sudhaus, 2011
3. Genus Caenorhabditis Osche, 1952
4. Genus Cephaloboides (Rahm, 1928) Massey, 1974
5. Genus Choriorhabditis Osche, 1952
6. Genus Crustafila Poinar, 2011 †
7. Genus Crustorhabditis Sudhaus, 1974
8. Genus Cruznema Artigas, 1927
9. Genus Diploscapter Cobb, 1913
10. Genus Diploscapteroides Rahm, 1928
11. Genus Distolabrellus Anderson, 1983
12. Genus Eudronema Remillet & Van Waerebeke, 1973
13. Genus Haematozoon Leisering, 1865
14. Genus Himatidiophila Rahm, 1924
15. Genus Indorhabditis Chaturvedi & Khera, 1979
16. Genus Litoditis Sudhaus, 2011
17. Genus Matthesonema Osche, 1955
18. Genus Mesorhabditis Osche, 1952
19. Genus Metarhabditis Tahseen, Hussain, Tomar, Shah & Jairajpuri, 2004
20. Genus Neorhabditis Schuurmans Stekhoven, 1954
21. Genus Oryctonema Poinar, 1970
22. Genus Oscheius Andrássy, 1976
23. Genus Palaeorhabditis Poinar, 2011 †
24. Genus Parasitorhabditis Fuchs, 1937
25. Genus Pellioditis (Dougherty, 1953) Timm, 1960
26. Genus Pelodera A. Schneider, 1866
27. Genus Poikilolaimus Fuchs, 1930
28. Genus Prodontorhabditis Timm, 1961
29. Genus Protorhabditis Osche in Dougherty, 1955
30. Genus Psocidonema Poinar, 2011 †
31. Genus Psychodorhabditis Poinar, 2011 †
32. Genus Reiterina Sudhaus, 2011
33. Genus Rhabditella (Cobb, 1929) Chitwood, 1933
34. Genus Rhabditis Dujardin, 1844
35. Genus Rhabditoides T. Goodey, 1929
36. Genus Rhabditonema Körner, 1954
37. Genus Rhabpanus Massey, 1971
38. Genus Rhomborhabditis Andrássy, 1983
39. Genus Saprorhabditis Khera, 1969
40. Genus Sclerorhabditis Ahmad, Shah & Mahamood, 2007
41. Genus Stomachorhabditis Andrássy, 1970
42. Genus Teratorhabditis Osche, 1952
43. Genus Tipulacomis Poinar, 2011 †
44. Genus Uniovaria Khera, 1969
45. Genus Urolabes Carter, 1858
46. Genus Xylorhabditis (Sudhaus, 1976) Andrássy, 1976
47. Genus Ablechroiulus Andrássy, 1966 accepted as Choriorhabditis Osche, 1952
48. Genus Amphidirhabditis Andrássy, 1978 accepted as Choriorhabditis Osche, 1952
49. Genus Bursilla Andrássy, 1976 accepted as Mesorhabditis Osche, 1952
50. Genus Carinoscapter Siddiqi, 1998 accepted as Diploscapter Cobb, 1913
51. Genus Cheilorhabditis Timm, 1959 accepted as Diploscapteroides Rahm, 1928
52. Genus Chromonema Khan, Brooks & Hirschmann, 1976 accepted as Heterorhabditis Poinar, 1975
53. Genus Chylorhabditis Kanzaki, Hamaguchi & Takeuchi-Kaneko, 2021 accepted as Buetschlinema Sudhaus, 2011 (unaccepted > junior subjective synonym)
54. Genus Coarctadera (Dougherty, 1953) Andrássy, 1976 accepted as Pelodera A. Schneider, 1866
55. Genus Colporhabditis Andrássy, 1976 accepted as Diploscapteroides Rahm, 1928
56. Genus Curviditis (Dougherty, 1953) Andrássy, 1983 accepted as Cephaloboides (Rahm, 1928) Massey, 1974
57. Genus Cuticularia van der Linde, 1938 accepted as Poikilolaimus Fuchs, 1930
58. Genus Discoditis Andrássy, 1983 accepted as Choriorhabditis Osche, 1952
59. Genus Dolichorhabditis Andrássy, 1983 accepted as Oscheius Andrássy, 1976
60. Genus Epimemides Gutiérrez, 1949 accepted as Cruznema Artigas, 1927 (lapsus)
61. Genus Epimenides Gutiérrez, 1949 accepted as Cruznema Artigas, 1927
62. Genus Flagicaudoides Khan, Singh & Baird, 1999 accepted as Cephaloboides (Rahm, 1928) Massey, 1974
63. Genus Heterorhabditidoides Zhang, Liu, Xu, Sun, Yang, An, Gao, Lin, Lai, He, Wu & Zhang, 2008 accepted as Oscheius Andrássy, 1976
64. Genus Lesjan Brzeski, 1985 accepted as Mesorhabditis Osche, 1952
65. Genus Loffienema Shah, Allie, Vaid & Handoo, 2018 accepted as Haematozoon Leisering, 1865 (unaccepted > junior subjective synonym)
66. Genus Marispelodera Belogurov, 1977 accepted as Crustorhabditis Sudhaus, 1974
67. Genus Odontorhabditis Timm, 1959 accepted as Cephaloboides (Rahm, 1928) Massey, 1974
68. Genus Operculorhabditis Khera, 1969 accepted as Mesorhabditis Osche, 1952
69. Genus Paradoxorhabditis Khera, 1971 accepted as Choriorhabditis Osche, 1952
70. Genus Pararhabditis Schuurmans Stekhoven, 1951 nec Baylis & Daubney, 1926 accepted as Neorhabditis Schuurmans Stekhoven, 1954
71. Genus Pelodytes A. Schneider, 1859 nec Pelodytes C. L. Bonaparte, 1838 accepted as Pellioditis (Dougherty, 1953) Timm, 1960
72. Genus Peplorhabditis Ivanova, 1960 accepted as Poikilolaimus Fuchs, 1930
73. Genus Phasmarhabditis Andrássy, 1976 accepted as Pellioditis (Dougherty, 1953) Timm, 1960
74. Genus Praeputirhabditis Khera, 1969 accepted as Poikilolaimus Fuchs, 1930
75. Genus Quercorhabditis Shah, Hussain & Vaid, 2013 accepted as Diploscapteroides Rahm, 1928 (unaccepted > junior subjective synonym)
76. Genus Rhabdibicauda Sultan, Chhabra & Kaul, 1985 accepted as Rhabditella (Cobb, 1929) Chitwood, 1933
77. Genus Rhitilla Andrássy, 2007 accepted as Rhabditoides T. Goodey, 1929
78. Genus Rhitis Andrássy, 1983 nec Rhitis H. M. D. de Blainville, 1824 accepted as Rhabditoides T. Goodey, 1929
79. Genus Stegorhabditis Shah, Hussain, Vaid & Ahmad, 2015 accepted as Stomachorhabditis Andrássy, 1970 (unaccepted > junior subjective synonym)
80. Genus Telorhabditis (Osche, 1952) Schuurmans Stekhoven, 1957 accepted as Rhabditoides T. Goodey, 1929
81. Genus Termirhabditis Massey, 1971 accepted as Stomachorhabditis Andrássy, 1970
82. Genus Tetrarhabditis Osche, 1952 accepted as Teratorhabditis Osche, 1952 (unaccepted > misspelling - incorrect subsequent spelling)
83. Genus Tribactis Dujardin, 1844 accepted as Rhabditis Dujardin, 1844
84. Genus Trilabiatus Goodey, 1963 accepted as Tricephalobus Steiner, 1936
85. Genus Protorhabditis (Osche, 1952) Dougherty, 1953 represented as Protorhabditis Osche in Dougherty, 1955

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