1. Species Chaetomorpha adrianii Feldmann, 1936
2. Species Chaetomorpha aerea (Dillwyn) Kützing, 1849
3. Species Chaetomorpha akineta M.A.Sahito, Z.A.Nizamani & S.M.Leghari
4. Species Chaetomorpha antennina (Bory) Kützing, 1847
5. Species Chaetomorpha auricoma (Suhr) Blair, 1983
6. Species Chaetomorpha bangioides E.Y.Dawson, 1950
7. Species Chaetomorpha basiretrorsa Setchell, 1926
8. Species Chaetomorpha billardieri Kützing, 1847
9. Species Chaetomorpha brachygona Harvey, 1858
10. Species Chaetomorpha breviarticulata Hauck, 1884
11. Species Chaetomorpha californica Collins, 1900
12. Species Chaetomorpha cannabina (Areschoug) Kjellman, 1889
13. Species Chaetomorpha capillaris (Kützing) Børgesen, 1925
14. Species Chaetomorpha cartilaginea M.Howe, 1914
15. Species Chaetomorpha chapmanii Molinari & Guiry, 2021
16. Species Chaetomorpha clavata Kützing, 1847
17. Species Chaetomorpha coliformis (Montagne) Kützing, 1849
18. Species Chaetomorpha crassa (C.Agardh) Kützing, 1845
19. Species Chaetomorpha dalmatica (Kuutzing) Kützing, 1845
20. Species Chaetomorpha dubyana Kützing, 1853
21. Species Chaetomorpha elongata V.J.Chapman, 1956
22. Species Chaetomorpha exigua Schiffner, 1931
23. Species Chaetomorpha exposita (Børgesen) E.Y.Dawson, 1954
24. Species Chaetomorpha firma Levring, 1941
25. Species Chaetomorpha geniculata Montagne, 1856
26. Species Chaetomorpha gracilis Kützing, 1845
27. Species Chaetomorpha henningsii P.G.Richter, 1893
28. Species Chaetomorpha implicata Kützing, 1847
29. Species Chaetomorpha indica (Kützing) Kützing, 1849
30. Species Chaetomorpha inflata Kützing, 1849
31. Species Chaetomorpha intestinalis Kützing, 1849
32. Species Chaetomorpha irregularis (Zaneveld) M.Cormaci, G.Furnari & G.Alongi, 2014
33. Species Chaetomorpha javanica Kützing, 1847
34. Species Chaetomorpha kellersii M.A.Howe, 1932
35. Species Chaetomorpha kerguelensis Levring, 1944
36. Species Chaetomorpha liaodongensis L.Luan & R.Ding, 2013
37. Species Chaetomorpha ligustica (Kützing) Kützing, 1849
38. Species Chaetomorpha linoides Kützing, 1847
39. Species Chaetomorpha linum (O.F.Müller) Kützing, 1845
40. Species Chaetomorpha litorea Harvey, 1858
41. Species Chaetomorpha longiarticulata Harvey, 1858
42. Species Chaetomorpha macrotona Suringar, 1867
43. Species Chaetomorpha mauritiana Kutz.
44. Species Chaetomorpha mawsonii A.H.S.Lucas, 1919
45. Species Chaetomorpha mediterranea (Kützing) Kützing, 1849
46. Species Chaetomorpha melagonium (F.Weber & D.Mohr) Kützing, 1845
47. Species Chaetomorpha minima Collins & Hervey, 1917
48. Species Chaetomorpha moniligera Kjellman, 1897
49. Species Chaetomorpha monilina (Zanardini) Zanardini
50. Species Chaetomorpha natalensis (Hering) De Toni, 1889
51. Species Chaetomorpha nodosa Kützing, 1849
52. Species Chaetomorpha norvegica Leliaert & Rueness, 2009
53. Species Chaetomorpha obscura Kjellman, 1880
54. Species Chaetomorpha ochlophobians Kraft, 2007
55. Species Chaetomorpha olneyi Harvey, 1858
56. Species Chaetomorpha pachynema (Montagne) Kützing, 1847
57. Species Chaetomorpha pacifica Kützing, 1849
58. Species Chaetomorpha pallida V.J.Chapman, 1956
59. Species Chaetomorpha pallida Zanardini ex Fraunfeld, 1855
60. Species Chaetomorpha patentiramea (Mont) Kutz.
61. Species Chaetomorpha philippinensis Leliaert, 2011
62. Species Chaetomorpha picquotiana Montagne ex Kützing, 1849
63. Species Chaetomorpha recurva Scagel, 1966
64. Species Chaetomorpha restricta (Suhr) Kützing, 1853
65. Species Chaetomorpha robusta (Areschoug) Papenfuss, 1940
66. Species Chaetomorpha saccata (Kützing) Kützing, 1849
67. Species Chaetomorpha septentrionalis Foslie, 1881
68. Species Chaetomorpha setacea (Agardh) Kützing, 1845
69. Species Chaetomorpha spiralis Okamura, 1903
70. Species Chaetomorpha stricta Schiffner
71. Species Chaetomorpha stuhlmannii Hieronymus, 1895
72. Species Chaetomorpha tenuissima P.Crouan & H.Crouan, 1865
73. Species Chaetomorpha tokyoensis Ichihara & Miyaji, 2013
74. Species Chaetomorpha tortuosa (Dillwyn) Kleen, 1874
75. Species Chaetomorpha valida (J.D.Hooker & Harvey) Kützing, 1849
76. Species Chaetomorpha vieillardii (Kützing) M.J.Wynne, 2011
77. Species Chaetomorpha zernovii Woronichin, 1925
78. Species Chaetomorpha atrovirens W.R.Taylor, 1937 accepted as Chaetomorpha picquotiana Montagne ex Kützing, 1849
79. Species Chaetomorpha baltica Kützing accepted as Chaetomorpha linum (O.F.Müller) Kützing, 1845 (synonym)
80. Species Chaetomorpha catalinae Dawson, 1949 accepted as Urospora penicilliformis (Roth) Areschoug, 1866 (synonym)
81. Species Chaetomorpha chlorotica (Montagne) Kützing, 1849 accepted as Chaetomorpha linum (O.F.Müller) Kützing, 1845 (synonym)
82. Species Chaetomorpha darwinii (J.D.Hooker & Harvey) Kützing, 1849 accepted as Chaetomorpha coliformis (Montagne) Kützing, 1849 (synonym)
83. Species Chaetomorpha implexa Kützing, 1849 accepted as Chaetomorpha implicata Kützing, 1847 (synonym)
84. Species Chaetomorpha media (C.Agardh) Kützing, 1849 accepted as Chaetomorpha antennina (Bory) Kützing, 1847 (synonym)
85. Species Chaetomorpha okamurae S.Ueda, 1932 accepted as Basicladia okamurae (S.Ueda) Garbary, 2010 (synonym)
86. Species Chaetomorpha paucitatis Gilbert, 1965 accepted as Chaetomorpha aerea (Dillwyn) Kützing, 1849 (synonym)
87. Species Chaetomorpha peruviana W.R.Taylor, 1947 accepted as Cladophora peruviana (W.R.Taylor) E.Y.Dawson, Acleto & Foldvik, 1964 (synonym)
88. Species Chaetomorpha princeps (Kützing) Kützing, 1845 accepted as Chaetomorpha aerea (Dillwyn) Kützing, 1849 (synonym)
89. Species Chaetomorpha prostrata P.Anand, 1938 accepted as Cladophoropsis javanica (Kützing) P.C.Silva, 1996 accepted as Acrocladus herpesticus (Montagne) Boedeker, 2016 accepted as Lychaete herpestica (Montagne) M.J.Wynne, 2017 (synonym)
90. Species Chaetomorpha reticulata Kützing, 1853 accepted as Chaetomorpha linum (O.F.Müller) Kützing, 1845 (synonym)
91. Species Chaetomorpha rigida Kützing, 1845 accepted as Chaetomorpha linum (O.F.Müller) Kützing, 1845 (synonym)
92. Species Chaetomorpha solitaria Kraft & A.J.K.Millar, 2000 accepted as Chaetomorpha ochlophobians Kraft, 2007
93. Species Chaetomorpha stuhlmanii Hieronymus, 1895 accepted as Chaetomorpha stuhlmannii Hieronymus, 1895
94. Species Chaetomorpha sutoria (Berkeley) Harvey, 1858 accepted as Chaetomorpha linum (O.F.Müller) Kützing, 1845 (synonym)
95. Species Chaetomorpha tenuissima C.-C.Jao, 1937 accepted as Chaetomorpha recurva Scagel, 1966 (synonym)
96. Species Chaetomorpha torta (Farlow ex F.S.Collins) Yendo, 1914 accepted as Chaetomorpha spiralis Okamura, 1903 (synonym)
97. Species Chaetomorpha tortuosa Kützing, 1849 accepted as Chaetomorpha ligustica (Kützing) Kützing, 1849 (synonym)
98. Species Chaetomorpha torulosa Kützing, 1845 accepted as Chaetomorpha crassa (C.Agardh) Kützing, 1845 (synonym)
99. Species Chaetomorpha variabilis (Kützing) Kützing, 1845 accepted as Chaetomorpha aerea (Dillwyn) Kützing, 1849
100. Species Chaetomorpha vasta Kützing, 1849 accepted as Chaetomorpha aerea (Dillwyn) Kützing, 1849 (synonym)
101. Species Chaetomorpha breviarticulata (Zanardini) Frauenfeld, 1855 (uncertain)
102. Species Chaetomorpha fibrosa (Kützing) Kützing, 1843 (uncertain)
103. Species Chaetomorpha implexa Feldmann, 1954 (uncertain)

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