1. Species Chromastrum kurilense (Nagai) Stegenga & Mulder, 1979
2. Species Chromastrum alariae (Jónsson) Papenfuss, 1945 accepted as Acrochaetium alariae (Jónsson) Bornet, 1904 (synonym)
3. Species Chromastrum arcuatum (Drew) Papenfuss, 1945 accepted as Acrochaetium arcuatum (K.M.Drew) C.K.Tseng, 1945
4. Species Chromastrum balticum (Rosenvinge) Papenfuss, 1945 accepted as Acrochaetium balticum (Rosenvinge) Aleem & Schulz, 1952
5. Species Chromastrum battersianum (Hamel) Stegenga & Mulder, 1979 accepted as Acrochaetium battersianum Hamel, 1927
6. Species Chromastrum boergesenii (Schiffner) Papenfuss, 1945 accepted as Acrochaetium boergesenii Schiffner, 1931
7. Species Chromastrum canariense (Børgesen) Stegenga & Mulder, 1979 accepted as Acrochaetium canariense Børgesen, 1927
8. Species Chromastrum catenulatum (Howe) Stegenga & Mulder, 1979 accepted as Acrochaetium catenulatum M.Howe, 1914
9. Species Chromastrum collopodum (Rosenvinge) Papenfuss, 1945 accepted as Acrochaetium collopodum (Rosenvinge) Hamel, 1927
10. Species Chromastrum compactum (C.C.Jao) Papenfuss, 1945 accepted as Acrochaetium compactum C.-C.Jao, 1936 accepted as Acrochaetium microscopicum (Nägeli ex Kützing) Nägeli, 1858
11. Species Chromastrum crassipes (Børgesen) Papenfuss, 1945 accepted as Acrochaetium crassipes (Børgesen) Børgesen, 1915 (synonym)
12. Species Chromastrum curtum (Baardseth) Stegenga & Mulder, 1979 accepted as Audouinella curta (Baardseth) Garbary, 1987
13. Species Chromastrum cystophagum (Rosenvinge) Papenfuss, 1945 accepted as Acrochaetium cytophagum (Rosenvinge) Hamel, 1927
14. Species Chromastrum cytophagum (Rosenvinge) Papenfuss, 1945 accepted as Acrochaetium cytophagum (Rosenvinge) Hamel, 1927
15. Species Chromastrum densum (Drew) Stegenga & Mulders, 1979 accepted as Acrochaetium catenulatum M.Howe, 1914 (synonym)
16. Species Chromastrum duboscqii (Feldmann) Papenfuss, 1945 accepted as Acrochaetium duboscqii Feldmann, 1935
17. Species Chromastrum dumontiae (Rosenvinge) Papenfuss, 1945 accepted as Acrochaetium dumontiae (Rosenvinge) Hamel, 1927
18. Species Chromastrum floridulum (Dillwyn) Papenfuss, 1945 accepted as Rhodothamniella floridula (Dillwyn) Feldmann, 1978
19. Species Chromastrum fuegiense (Kylin) Stegenga & Mulder, 1979 accepted as Acrochaetium fuegiense Kylin, 1919 (synonym)
20. Species Chromastrum griffithsianum (Nägeli) Stegenga & Mulder, 1979 accepted as Acrochaetium griffithsianum Nägeli, 1862 accepted as Acrochaetium secundatum (Lyngbye) Nägeli, 1858
21. Species Chromastrum hallandicum (Kylin) Papenfuss, 1945 accepted as Colaconema hallandicum (Kylin) Afonso-Carillo, Sanson, Sangil & Diaz-Villa, 2007 (synonym)
22. Species Chromastrum hirsutum (K.M.Drew) Papenfuss, 1945 accepted as Acrochaetium microscopicum (Nägeli ex Kützing) Nägeli, 1858
23. Species Chromastrum humile (Rosenvinge) Papenfuss, 1945 accepted as Acrochaetium humile (Rosenvinge) Børgesen, 1915 (synonym)
24. Species Chromastrum hummii (Aziz) Stegenga & Mulder, 1979 accepted as Acrochaetium hummii Aziz, 1965
25. Species Chromastrum immersum (Rosenvinge) Papenfuss, 1945 accepted as Acrochaetium immersum (Rosenvinge) Hamel, 1927
26. Species Chromastrum implicatum (Drew) Papenfuss, 1945 accepted as Audouinella vaga var. implicata (Drew) Garbary, Hansen & Scagel, 1982
27. Species Chromastrum infestans (Howe & Hoyt) Papenfuss, 1945 accepted as Colaconema infestans (M.Howe & Hoyt) Woelkerling, 1973 (synonym)
28. Species Chromastrum kurogii (Y.P.Lee & S.C.Lindstrom) J.Kuiper, 1983 accepted as Acrochaetium kurogii (Y.P.Lee & Lindstrom) Y.P.Lee & I.K.Lee, 1988 (synonym)
29. Species Chromastrum kylinioides (Feldmann) Stegenga & Van Wissen, 1979 accepted as Acrochaetium reductum (Rosenvinge) Hamel, 1927
30. Species Chromastrum lenormandii (Suhr ex Kützing) Stegenga & Mulder, 1979 accepted as Acrochaetium lenormandii (Suhr ex Kützing) Nägeli, 1862 accepted as Acrochaetium secundatum (Lyngbye) Nägeli, 1858
31. Species Chromastrum leptonema (Rosenvinge) Stegenga & Mulder, 1979 accepted as Colaconema leptonema (Rosenvinge) Alongi, Cormaci & G.Furnari, 2017
32. Species Chromastrum leptonemoides (Levring) Stegenga & Mulder, 1979 accepted as Acrochaetium leptonemoides Levring, 1955
33. Species Chromastrum liagorae (Børgesen) Papenfuss, 1945 accepted as Acrochaetium liagorae Børgesen, 1915
34. Species Chromastrum liagoroides (Børgesen) Papenfuss, 1945 accepted as Acrochaetium liagoroides Børgesen, 1937
35. Species Chromastrum macropus (Kylin) Papenfuss, 1945 accepted as Audouinella macropus (Kylin) Garbary, 1987 accepted as Acrochaetium macropus Kylin, 1919
36. Species Chromastrum macula (Rosenvinge) Papenfuss, 1945 accepted as Acrochaetium macula (Rosenvinge) Hamel, 1927
37. Species Chromastrum mahumetanum (Hamel) Stegenga & Mulder, 1979 accepted as Acrochaetium mahumetanum Hamel, 1927 (synonym)
38. Species Chromastrum maluinum (Hamel) Papenfuss, 1945 accepted as Acrochaetium maluinum Hamel, 1927
39. Species Chromastrum mediterranea (Levring) De Toni, 1947 accepted as Acrochaetium mediterraneum (Levring) Athanasiadis, 2003
40. Species Chromastrum microfilum (C.-C.Jao) Stegenga & Mol, 1979 accepted as Acrochaetium microfilum C.-C.Jao, 1936 (synonym)
41. Species Chromastrum microscopicum (Nägeli ex Kützing) Papenfuss, 1945 accepted as Acrochaetium microscopicum (Nägeli ex Kützing) Nägeli, 1858
42. Species Chromastrum molinieri (Coppejans & Boudouresque) Stegenga & Mulder, 1979 accepted as Acrochaetium molinieri Coppejans & Boudouresque, 1976
43. Species Chromastrum moniliforme (Rosenvinge) Papenfuss, 1945 accepted as Acrochaetium moniliforme (Rosenvinge) Børgesen, 1915 (synonym)
44. Species Chromastrum neozeelandicum (Levring) Stegenga & Mulder, 1979 accepted as Audouinella neozeelandica (Levring) Garbary, 1987
45. Species Chromastrum parvulum (Kylin) Papenfuss, 1945 accepted as Acrochaetium parvulum (Kylin) Hoyt, 1920
46. Species Chromastrum polyblastum (Rosenvinge) Papenfuss, 1945 accepted as Colaconema hallandicum (Kylin) Afonso-Carillo, Sanson, Sangil & Diaz-Villa, 2007 (synonym)
47. Species Chromastrum porphyrae (Drew) Papenfuss, 1945 accepted as Rhododrewia porphyrae (K.M.Drew) S.L.Clayden & G.W.Saunders, 2014
48. Species Chromastrum pulchellum (Børgesen) Papenfuss, 1945 accepted as Acrochaetium pulchellum Børgesen, 1915
49. Species Chromastrum pulvereum (Nägeli) Stegenga & Mulder, 1979 accepted as Acrochaetium pulvereum Nägeli, 1862
50. Species Chromastrum reductum (Rosenvinge) Stegenga & Van Wissen, 1979 accepted as Acrochaetium reductum (Rosenvinge) Hamel, 1927
51. Species Chromastrum rhipidandrum (Rosenvinge) Papenfuss, 1945 accepted as Acrochaetium secundatum (Lyngbye) Nägeli, 1858 (synonym)
52. Species Chromastrum secundatum (Lyngbye) Papenfuss, 1945 accepted as Acrochaetium secundatum (Lyngbye) Nägeli, 1858 (synonym)
53. Species Chromastrum seriasporum (Dawson) Stegenga & Mulder, 1979 accepted as Acrochaetium seriasporum (E.Y.Dawson) J.N.Norris, 2014
54. Species Chromastrum sertulariae (Jaasund) Stegenga & Mulder, 1979 accepted as Audouinella sertulariae (Jaasund) G.R.South & Tittley, 1986 accepted as Acrochaetium sertulariae Jaasund, 1965
55. Species Chromastrum sesislis (Nakamura) Papenfuss, 1945 accepted as Acrochaetium sessile (Nakamura) Y.-P.Lee, 1993
56. Species Chromastrum stilophorae (Levring) Papenfuss, 1945 accepted as Acrochaetium stilophorae (Levring) Kylin, 1944
57. Species Chromastrum subpinnatum (Bornet ex Hamel) Stegenga & Mulder, 1979 accepted as Acrochaetium subpinnatum Bornet ex Hamel, 1927
58. Species Chromastrum subreductum (Levring) Stegenga & Mulder, 1979 accepted as Acrochaetium macula (Rosenvinge) Hamel, 1927
59. Species Chromastrum subsimplex (Levring) Stegenga & Mulder, 1979 accepted as Acrochaetium subsimplex Levring, 1953
60. Species Chromastrum tenuissimum (Collins) H.Stegenga & T.C.M.Kemperman, 1983 accepted as Acrochaetium tenuissimum (Collins) Papenfuss, 1945
61. Species Chromastrum terminale (Nakamura) Stegenga & Mulder, 1979 accepted as Acrochaetium terminale (Nakamura) Y.-P.Lee, 1987
62. Species Chromastrum trifila (Buffham) Stegenga & Mulder, 1979 accepted as Acrochaetium trifilum (Buffham) Batters, 1902
63. Species Chromastrum tuticorinense (Børgesen) Stegenga & Mulder, 1979 accepted as Acrochaetium tuticorinense Børgesen, 1937
64. Species Chromastrum unifilum (C.-C.Jao) Papenfuss, 1945 accepted as Acrochaetium unifilum C.-C.Jao, 1936
65. Species Chromastrum vagum (Drew) Stegenga & Mulder, 1979 accepted as Acrochaetium arcuatum (K.M.Drew) C.K.Tseng, 1945
66. Species Chromastrum virgatulum (Harvey) Papenfuss, 1945 accepted as Acrochaetium secundatum (Lyngbye) Nägeli, 1858

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