1. Species Cyatholaimus canariensis Steiner, 1921
2. Species Cyatholaimus cirolanae Adamson & Marcogliese, 1994
3. Species Cyatholaimus crassus Kreis, 1963
4. Species Cyatholaimus gracilis (Eberth, 1863) Bastian, 1865
5. Species Cyatholaimus microsetosus Wieser, 1954
6. Species Cyatholaimus minor Gagarin, 2012
7. Species Cyatholaimus ocellatus Bastian, 1865
8. Species Cyatholaimus papilliferus Allgén, 1929
9. Species Cyatholaimus prinzi (Marion, 1870) Inglis, 1961
10. Species Cyatholaimus scarratti Inglis, 1961
11. Species Cyatholaimus simulatus Kreis, 1924
12. Species Cyatholaimus unalaskensis Allgén, 1957
13. Species Cyatholaimus ambiguus Altherr, 1938 accepted as Achromadora ambigua (Altherr, 1938) Gerlach & Riemann, 1973 accepted as Achromadora ruricola (De Man, 1880) Micoletzky, 1924 (synonym)
14. Species Cyatholaimus ampullaceus Allgen, 1929 accepted as Acanthonchus (Seuratiella) gracilis (Ditlevsen, 1918) Wieser, 1955
15. Species Cyatholaimus asiaticus Steiner, 1921 accepted as Acanthonchus (Seuratiella) gracilis (Ditlevsen, 1918) Wieser, 1955
16. Species Cyatholaimus brevicollis Cobb, 1898 accepted as Metacyatholaimus brevicollis (Cobb, 1898) Gerlach, 1964
17. Species Cyatholaimus bryophilus Steiner, 1921 accepted as Achromadora terricola (de Man, 1880) Micoletzky, 1924
18. Species Cyatholaimus buikensis Steiner, 1921 accepted as Achromadora buikensis (Steiner, 1921) Micoletzky, 1925 accepted as Achromadora micoletzkyi (Stefanski, 1915) Micoletzky, 1925
19. Species Cyatholaimus caecus Bastian, 1865 accepted as Paracanthonchus caecus (Bastian, 1865) Micoletzky, 1924
20. Species Cyatholaimus caecus Bastian, 1965 sensu Filipjev, 1922 accepted as Paracanthonchus filipjevi Micoletzky, 1924 (synonym)
21. Species Cyatholaimus canariensis Steiner, 1921 sensu Ditlevsen, 1923 accepted as Cyatholaimus prinzi (Marion, 1870) Inglis, 1961
22. Species Cyatholaimus chungsani Hoeppli & Chu, 1932 accepted as Paracyatholaimus chungsani (Hoeppli & Chu, 1932) Goodey, 1951 accepted as Achromadora chungsani (Hoeppli & Chu, 1932) Andrássy, 1984
23. Species Cyatholaimus conicaudatus Allgén, 1928 accepted as Paracanthonchus conicaudatus (Allgén, 1928) Allgén, 1929
24. Species Cyatholaimus cotylophorus Steiner, 1916 accepted as Nummocephalus cotylophorus (Steiner, 1916) Filipjev, 1946 accepted as Pomponema cotylophorum (Steiner, 1916) Lorenzen, 1972 (synonym)
25. Species Cyatholaimus demani Filipjev, 1918 accepted as Cyatholaimus gracilis (Eberth, 1863) Bastian, 1865
26. Species Cyatholaimus dentatus Wieser, 1959 accepted as Phyllolaimus dentatus (Wieser, 1959) Murphy, 1963
27. Species Cyatholaimus ditlevseni Schuurmans Stekhoven & Adam, 1931 accepted as Cyatholaimus prinzi (Marion, 1870) Inglis, 1961 (synonym, op. Inglis, 1961)
28. Species Cyatholaimus dubiosus Bütschli, 1874 accepted as Paracyatholaimus dubiosus (Bütschli, 1874) Micoletzky, 1922
29. Species Cyatholaimus elongatus de Man, 1907 accepted as Paracanthonchus elongatus (de Man, 1907) Micoletzky, 1924
30. Species Cyatholaimus exilis Cobb, 1898 accepted as Paracyatholaimus exilis (Cobb, 1898) Micoletzky, 1924
31. Species Cyatholaimus fluviatilis Cobb & Cobb, 1915 accepted as Achromadora terricola (de Man, 1880) Micoletzky, 1924
32. Species Cyatholaimus heterodontus Schulz, 1932 accepted as Paracanthonchus heterodontus (Schulz, 1932) Vincx et al., 1982 (synonym (op. Vincx et at., 1982))
33. Species Cyatholaimus heterurus Cobb, 1898 accepted as Longicyatholaimus heterurus (Cobb, 1898) Micoletzky, 1924
34. Species Cyatholaimus intermedius de Man, 1880 accepted as Paracyatholaimus intermedius (de Man, 1880) Micoletzky, 1922 (synonym (op. Micoletzky, 1922))
35. Species Cyatholaimus lacustris Micoletzky, 1922 accepted as Achromadora terricola (de Man, 1880) Micoletzky, 1924 (synonym)
36. Species Cyatholaimus longicaudatus de Man, 1876 accepted as Longicyatholaimus longicaudatus (de Man, 1876) Micoletzky, 1924
37. Species Cyatholaimus macrodon Ditlevsen, 1918 accepted as Paracanthonchus macrodon (Ditlevsen, 1918) Micoletzky, 1924
38. Species Cyatholaimus micoletzkyi Stefanski, 1915 accepted as Achromadora micoletzkyi (Stefanski, 1915) Micoletzky, 1925
39. Species Cyatholaimus micoletzkyi Steiner, 1916 accepted as Achromadora micoletzkyi (Stefanski, 1915) Micoletzky, 1925 (unaccepted > junior homonym, homonym to Cyatholaimus micoletzkyi Stefanski, 1915)
40. Species Cyatholaimus microdentatus Allgen, 1929 accepted as Acanthonchus (Seuratiella) gracilis (Ditlevsen, 1918) Wieser, 1955
41. Species Cyatholaimus microdon Ditlevsen, 1918 accepted as Paracanthonchus microdon (Ditlevsen, 1918) Wieser, 1954 (synonym)
42. Species Cyatholaimus minor Cobb, 1898 accepted as Longicyatholaimus minor (Cobb, 1898) Micoletzky, 1924
43. Species Cyatholaimus nannodontus Schulz, 1932 accepted as Paracanthonchus nannodontus (Schulz, 1932) Wieser, 1954
44. Species Cyatholaimus ocellatus Bastian, 1865 sensu De Man, 1889 accepted as Cyatholaimus demani Filipjev, 1918 accepted as Cyatholaimus gracilis (Eberth, 1863) Bastian, 1865 (new combination)
45. Species Cyatholaimus ocellatus Bastian, 1865 sensu Golowin, 1901; Southern, 1914; Allgen, 1935; Allgen; 1940; Allgen; 1943 accepted as Cyatholaimus gracilis (Eberth, 1863) Bastian, 1865 (synonym)
46. Species Cyatholaimus oistospiculum Allgén, 1933 accepted as Onchulus oistospiculum (Algen, 1933) Gerlach & Riemann, 1973
47. Species Cyatholaimus ornatus Steiner, 1916 accepted as Cyatholaimus bryophilus Steiner, 1921 accepted as Achromadora terricola (de Man, 1880) Micoletzky, 1924 (homonym to Cyatholaimus ornatus Bastian, 1965 op. Micoletzky, 1922)
48. Species Cyatholaimus proximus Bütschli, 1874 accepted as Paracyatholaimus proximus (Bütschli, 1874) Micoletzky, 1924
49. Species Cyatholaimus punctatus Bastian, 1865 accepted as Praeacanthonchus punctatus (Bastian, 1865) Micoletzky, 1924 (basionym)
50. Species Cyatholaimus spirophorus De Man, 1876 accepted as Cyatholaimus gracilis (Eberth, 1863) Bastian, 1865
51. Species Cyatholaimus steueri Micoletzky, 1922 accepted as Paracanthonchus steueri (Micoletzky, 1922) Micoletzky, 1924 (synonym)
52. Species Cyatholaimus strandensis Schulz, 1932 accepted as Paracanthonchus macrodon (Ditlevsen, 1918) Micoletzky, 1924 (synonym (op. Lorenzen, 1972))
53. Species Cyatholaimus striatus Bastian, 1865 accepted as Paracanthonchus striatus (Bastian, 1865) Wieser, 1954 (synonym)
54. Species Cyatholaimus styriacus Micoletzky, 1922 accepted as Plectus armatus Bütschli, 1873 (synonym)
55. Species Cyatholaimus suecicus Allgen, 1929 accepted as Paracanthonchus suecicus (Allgén, 1929) Wieser, 1954 (synonym)
56. Species Cyatholaimus sunesoni Allgén, 1942 accepted as Paracanthonchus sunesoni (Allgén, 1942) Wieser, 1954 (synonym)
57. Species Cyatholaimus taboguillensis Allgén, 1947 accepted as Sabatieria taboguillensis (Allgén, 1947) Wieser, 1954
58. Species Cyatholaimus tautraensis Allgén, 1933 accepted as Paracyatholaimus tautraensis (Allgen, 1933) Allgen, 1935 accepted as Choniolaimus tautraensis (Allgen, 1933) Wieser, 1954 accepted as Longicyatholaimus tautraensis (Allgen, 1933) Gerlach, 1957 accepted as Nummocephalus tautraensis (Allgen, 1933) Gerlach, 1958 accepted as Pomponema tautraense (Allgén, 1933) Lorenzen, 1972 (synonym)
59. Species Cyatholaimus tenax (De Man, 1876) De Man, 1880 accepted as Achromadora tenax (de Man, 1876) Micoletzky, 1925 (synonym)
60. Species Cyatholaimus tenuicaudatus Ssaweljev, 1912 accepted as Longicyatholaimus tenuicaudatus (Ssaweljev, 1912) Micoletzky, 1924
61. Species Cyatholaimus thaumasius Schulz, 1932 accepted as Paracanthonchus thaumasius (Schulz, 1932) Vincx et al., 1982 (synonym (op. Vincx et at., 1982))
62. Species Cyatholaimus trichurus Cobb, 1898 accepted as Longicyatholaimus trichurus (Cobb, 1898) Micoletzky, 1924
63. Species Cyatholaimus viviparus Schulz, 1932 accepted as Paracanthonchus macrodon (Ditlevsen, 1918) Micoletzky, 1924 (synonym (op. Lorenzen, 1972))
64. Species Cyatholaimus chitwoodi Schuurmans Stekhoven, 1950 (uncertain > taxon inquirendum)
65. Species Cyatholaimus geophilus De Man, 1884 (uncertain > taxon inquirendum, species inquirenda and species incertae sedis, op. Gerlach and Riemann, 1973)
66. Species Cyatholaimus jollaensis Allgén, 1947 (uncertain > taxon inquirendum, species inquirendum, op. Wieser, 1954, p. 190)
67. Species Cyatholaimus minutus Allgén, 1933 (uncertain > taxon inquirendum, sp. incertae cedis)
68. Species Cyatholaimus nordgaardi Allgén, 1933 (uncertain > taxon inquirendum, sp. incertae cedis)
69. Species Cyatholaimus oculatus (Marion, 1870) Rouville, 1905 (uncertain > taxon inquirendum)
70. Species Cyatholaimus ornatus Bastian, 1865  (uncertain > taxon inquirendum)
71. Species Cyatholaimus paragracilis Schuurmans Stekhoven, 1942 (uncertain > taxon inquirendum, species inquirendum)
72. Species Cyatholaimus paucispira Schuurmans Stekhoven, 1950 (uncertain > taxon inquirendum, sp insertae sedis)
73. Species Cyatholaimus quarnerensis Daday, 1901 (uncertain > taxon inquirendum)
74. Species Cyatholaimus savaljevi Allgén, 1933 (uncertain > taxon inquirendum, sp ensertae sedis)
75. Species Cyatholaimus striatipunctatus (Marion, 1870) Wieser, 1954 (uncertain > taxon inquirendum, species inquirendum)

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