1. Subfamily Buddelundiellinae Verhoeff, 1930
   1. Genus Borutzkyella Tabacaru, 1993
   2. Genus Buddelundiella Silvestri, 1897
2. Subfamily Haplophthalminae Verhoeff, 1908
   1. Genus Acteoniscus Vandel, 1955
   2. Genus Acyphoniscus Frankenberger, 1941
   3. Genus Alistratia Andreev, 2004
   4. Genus Baeticoniscus Garcia in Garcia, Miralles-Núñez & Pérez-Fernández, 2020
   5. Genus Balearonethes Dalens, 1978
   6. Genus Banatoniscus Tabacaru, 1991
   7. Genus Beroniscus Vandel, 1967
   8. Genus Calconiscellus Verhoeff, 1927
   9. Genus Carloniscus Verhoeff, 1936
   10. Genus Caucasocyphoniscus Borutzky, 1948
   11. Genus Colchidoniscus Borutzky, 1974
   12. Genus Cyphobrembana Verhoeff, 1931
   13. Genus Cyphoniscellus Verhoeff, 1901
   14. Genus Cyphopleon Frankenberger, 1940
   15. Genus Cyphotendana Séchet & Noël, 2015
   16. Genus Cyrnoniscus Vandel, 1953
   17. Genus Graeconiscus Strouhal, 1940
   18. Genus Haplophthalmus Schöbl, 1860
   19. Genus Helenoniscus Legrand, 1943
   20. Genus Iberoniscus Vandel, 1952
   21. Genus Italoniscus Schmölzer, 1962
   22. Genus Lapilloniscus Brian, 1938
   23. Genus Leucocyphoniscus Verhoeff, 1900
   24. Genus Mingrelloniscus Borutzky, 1974
   25. Genus Mladenoniscus Karaman in Karaman & Horvatović, 2008
   26. Genus Monocyphoniscus Strouhal, 1939
   27. Genus Moserius Strouhal, 1940
   28. Genus Paracyphoniscus Brian, 1958
   29. Genus Sanfilippia Brian, 1948
   30. Genus Strouhaloniscellus Tabacaru, 1993
   31. Genus Tricyphoniscus Verhoeff, 1936
   32. Genus Troglocyphoniscus Strouhal, 1939
   33. Genus Vandeloniscellus Tabacaru, 1993
3. Genus Pseudobuddelundiella Borutzky, 1967
4. Subfamily Thaumatoniscellinae Tabacaru, 1993
   1. Genus Thaumatoniscellus Tabacaru, 1973
5. Subfamily Trichoniscinae G. O. Sars, 1899
   1. Genus Aegonethes Tabacaru, 1996
   2. Genus Alpioniscus Racovitza, 1908
   3. Genus Amerigoniscus Vandel, 1950
   4. Genus Anatoliscus Verhoeff, 1949
   5. Genus Androniscus Verhoeff, 1908
   6. Genus Autrigoniscus Sánchez-García, Peñalver, Delclos & Engel, 2021 †
   7. Genus Balkanoniscus Verhoeff, 1926
   8. Genus Bergamoniscus Brian & Vandel, 1949
   9. Genus Biharoniscus Tabacaru, 1963
   10. Genus Brackenphiloscia Ortiz, García Debrás & Lalana, 1999
   11. Genus Brackenridgia Ulrich, 1902
   12. Genus Bulgaronethes Vandel, 1967
   13. Genus Bureschia Verhoeff, 1926
   14. Genus Cantabroniscus Vandel, 1965
   15. Genus Catalauniscus Vandel, 1953
   16. Genus Caucasonethes Verhoeff, 1932
   17. Genus Cetinjella Karaman & Horvatović, 2018
   18. Genus Chasmatoniscus Strouhal, 1971
   19. Genus Cyphonethes Verhoeff, 1926
   20. Genus Escualdoniscus Séchet & Noel, 2015
   21. Genus Finaloniscus Brian, 1951
   22. Genus Hondoniscus Vandel, 1968
   23. Genus Hyloniscus Verhoeff, 1908
   24. Genus Katascaphius Verhoeff, 1936
   25. Genus Libanonethes Vandel, 1955
   26. Genus Macedonethes Buturović, 1955
   27. Genus Metatrichoniscoides Vandel, 1943
   28. Genus Mexiconiscus Schultz, 1964
   29. Genus Miktoniscus Kesselyák, 1930
   30. Genus Murgeoniscus Arcangeli, 1939
   31. Genus Nesiotoniscus Racovitza, 1908
   32. Genus Nippononethes Tabacaru, 1996
   33. Genus Oregoniscus Hatch, 1947
   34. Genus Oritoniscus Racovitza, 1908
   35. Genus Phymatoniscus Racovitza, 1908
   36. Genus Protonethes Absolon & Strouhal, 1932
   37. Genus Psachonethes Borutzky, 1969
   38. Genus Rhodopioniscus Tabacaru, 1993
   39. Genus Scotoniscus Racovitza, 1908
   40. Genus Siciloniscus Caruso, 1982
   41. Genus Spelaeonethes Verhoeff, 1932
   42. Genus Stylohylea Verhoeff, 1930
   43. Genus Tachysoniscus Verhoeff, 1930
   44. Genus Tauronethes Borutzky, 1949
   45. Genus Titanethes Schiödte, 1849
   46. Genus Trichonethes Strouhal, 1953
   47. Genus Trichoniscoides G. O. Sars, 1899
   48. Genus Trichoniscus Brandt, 1833
   49. Genus Troglonethes Cruz, 1989
   50. Genus Turkonethes Verhoeff, 1943
   51. Genus Typhlotricholigioides Rioja, 1952
   52. Genus Aegonethes Frankenberger, 1938 accepted as Aegonethes Tabacaru, 1996 (unaccepted > unavailable name, type species not designated)
   53. Genus Antarctoniscus Paulian de Félice, 1940 accepted as Styloniscus Dana, 1853 (unaccepted > junior subjective synonym)
   54. Genus Spiloniscus Racovitza, 1908 accepted as Trichoniscus Brandt, 1833 (unaccepted > junior subjective synonym)
6. Genus Antennulonethes Verhoeff & Strouhal, 1967 accepted as Trichonethes Strouhal, 1953 (unaccepted > junior subjective synonym)
7. Genus Antroniscus Mulaik, 1960 accepted as Cylindroniscus Arcangeli, 1929 (unaccepted > junior subjective synonym)
8. Genus Bulgaroniscus Vandel, 1965 accepted as Cyphoniscellus Verhoeff, 1901 (unaccepted > junior subjective synonym)
9. Genus Caucasocyphonethes Borutsky, 1948 accepted as Caucasocyphoniscus Borutzky, 1948 (unaccepted > misspelling - incorrect subsequent spelling)
10. Genus Chavesia Dollfus, 1889 accepted as Haplophthalmus Schöbl, 1860 (unaccepted > junior subjective synonym)
11. Genus Cretoniscellus Vandel, 1958 accepted as Graeconiscus Strouhal, 1940 (unaccepted > junior subjective synonym)
12. Genus Cypholambrana Verhoeff, 1938 accepted as Calconiscellus Verhoeff, 1927 (unaccepted > junior subjective synonym)
13. Genus Cyphonicellus Verhoeff, 1901 accepted as Cyphoniscellus Verhoeff, 1901 (unaccepted > misspelling - incorrect subsequent spelling)
14. Subfamily Cyphoniscellinae Verhoeff, 1908 accepted as Trichoniscidae G. O. Sars, 1899 (unaccepted > junior subjective synonym)
15. Genus Cyphoniscus Verhoeff, 1900 accepted as Cyphoniscellus Verhoeff, 1901 (unaccepted > junior homonym, junior homonym of Cyphoniscus Salter, 1853 [Trilobita])
16. Genus Cyphotendana Verhoeff, 1936 accepted as Cyphotendana Séchet & Noël, 2015 (unaccepted > unavailable name, no type species designated)
17. Genus Dentigeroniscus Arcangeli, 1938 accepted as Androniscus Verhoeff, 1908 (unaccepted > unavailable name, type species not designated)
18. Genus Epironiscellus Strouhal, 1954 accepted as Graeconiscus Strouhal, 1940 (unaccepted > junior subjective synonym)
19. Genus Escualdoniscus Vandel, 1948 accepted as Escualdoniscus Séchet & Noel, 2015 (unavailable name; no type species selected)
20. Genus Estereloniscus Vandel, 1943 accepted as Nesiotoniscus Racovitza, 1908 (unaccepted > junior subjective synonym)
21. Genus Hellenonethes Frankenberger, 1939 accepted as Alpioniscus Racovitza, 1908 (unaccepted > junior subjective synonym)
22. Genus Illyrionethes Verhoeff, 1927 accepted as Alpioniscus Racovitza, 1908 (unaccepted > junior subjective synonym)
23. Genus Karamanoniscus Tabacaru, 2021 accepted as Macedonethes Buturović, 1955 (unaccepted > junior subjective synonym)
24. Genus Kosswigius Verhoeff, 1941 accepted as Monocyphoniscus Strouhal, 1939 (unaccepted > unavailable name, no type species designated)
25. Genus Macedoniscus Buturović, 1954 accepted as Alpioniscus Racovitza, 1908 (unaccepted > junior subjective synonym)
26. Genus Marioniscus Brian, 1951 accepted as Finaloniscus Brian, 1951 (unaccepted > junior homonym, junior homonym of Marioniscus Barnard, 1932 [Isopoda])
27. Subfamily Mesoniscinae Verhoeff, 1908 accepted as Mesoniscidae Verhoeff, 1908 (unaccepted > superseded rank)
28. Genus Microtitanethes Pljakić, 1977 accepted as Cyphonethes Verhoeff, 1926 (unaccepted > junior subjective synonym)
29. Genus Minoscellus Vandel, 1958 accepted as Graeconiscus Strouhal, 1940 (unaccepted > junior subjective synonym)
30. Genus Pherusa C. Koch, 1841 accepted as Titanethes Schiödte, 1849 (unaccepted > junior homonym, junior homonym of Pherusa Oken, 1807 [Annelida: Polychaeta])
31. Genus Philougria Kinahan, 1857 accepted as Trichoniscus Brandt, 1833 (unaccepted > junior subjective synonym)
32. Genus Philygria Kinahan, 1857 accepted as Philougria Kinahan, 1857 accepted as Trichoniscus Brandt, 1833 (unaccepted > unjustified emendation)
33. Genus Pleurocyphoniscus Verhoeff, 1901 accepted as Leucocyphoniscus Verhoeff, 1900 (unaccepted > junior subjective synonym)
34. Genus Protrichoniscus Arcangeli, 1932 accepted as Brackenridgia Ulrich, 1902 (unaccepted > junior subjective synonym)
35. Genus Ropaloniscus Radu, 1976 accepted as Hyloniscus Verhoeff, 1908 (unaccepted > junior subjective synonym)
36. Genus Sanfilippiella Brian, 1952 accepted as Murgeoniscus Arcangeli, 1939 (unaccepted > junior subjective synonym)
37. Genus Sestoniscus Budde-Lund, 1909 accepted as Trichoniscoides G. O. Sars, 1899 (unaccepted > junior subjective synonym)
38. Subfamily Typhlotricholigioidinae Rioja, 1952 accepted as Trichoniscidae G. O. Sars, 1899 (unaccepted > junior subjective synonym)
39. Genus Utopioniscus Schmalfuss, 2005 accepted as Alpioniscus Racovitza, 1908 (unaccepted > junior subjective synonym)
40. Genus Vardaroniscus Buturović, 1955 accepted as Cyphoniscellus Verhoeff, 1901 (unaccepted > junior subjective synonym)
41. Genus Xilitloniscus Bowman, 1965 accepted as Mexiconiscus Schultz, 1964 (unaccepted > junior subjective synonym)
42. Genus Itea C. Koch, 1838 (uncertain > taxon inquirendum)
43. Genus Neotrichoniscus Brian, 1959 (uncertain > nomen dubium)

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