1. Species Galaxaura articulata Tanaka, 1935
2. Species Galaxaura barbata R.Chou, 1945
3. Species Galaxaura beckeri Schmitz ex Mazza, 1906
4. Species Galaxaura capensis A.C.Brown & N.Jarman
5. Species Galaxaura comans Kjellman, 1900
6. Species Galaxaura contigua Kjellman, 1900
7. Species Galaxaura dichotoma J.V.Lamouroux
8. Species Galaxaura divaricata (Linnaeus) Huisman & R.A.Townsend, 1993
9. Species Galaxaura elegans Tanaka, 1935
10. Species Galaxaura filamentosa R.C.Y.Chou, 1945
11. Species Galaxaura hawaiiana Butters, 1911
12. Species Galaxaura infirma Kjellman, 1900
13. Species Galaxaura kjellmanii Weber-van Bosse, 1921
14. Species Galaxaura latifolia Tanaka, 1935
15. Species Galaxaura magna Kjellman, 1900
16. Species Galaxaura paschalis Børgesen, 1924
17. Species Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816
18. Species Galaxaura scinaioides Heydrich, 1897
19. Species Galaxaura sibogae Weber-van Bosse, 1921
20. Species Galaxaura spongiosa Kützing, 1858
21. Species Galaxaura striata Kjellman, 1900
22. Species Galaxaura tissotii Weber-van Bosse, 1921
23. Species Galaxaura yamadae Itono, 1977
24. Species Galaxaura acuminata Kjellman ex Butters, 1911 accepted as Galaxaura apiculata Kjellman, 1900 accepted as Dichotomaria apiculata (Kjellman) A.Kurihara & Masuda, 2005 (synonym)
25. Species Galaxaura adriatica Zanardini, 1862 accepted as Tricleocarpa fragilis (Linnaeus) Huisman & R.A.Townsend, 1993
26. Species Galaxaura angustifrons Kjellman, 1900 accepted as Galaxaura marginata (Ellis & Solander) J.V.Lamouroux, 1816 accepted as Dichotomaria marginata (J.Ellis & Solander) Lamarck, 1816
27. Species Galaxaura annulata J.V.Lamouroux, 1816 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816
28. Species Galaxaura apiculata Kjellman, 1900 accepted as Dichotomaria apiculata (Kjellman) A.Kurihara & Masuda, 2005 (synonym)
29. Species Galaxaura arborea Kjellman, 1900 accepted as Dichotomaria spathulata (Kjellman) A.Kurihara & Huisman, 2006
30. Species Galaxaura breviarticulata Kjellman, 1900 accepted as Galaxaura obtusata (J.Ellis & Solander) J.V.Lamouroux, 1816 accepted as Dichotomaria obtusata (J.Ellis & Solander) Lamarck, 1816
31. Species Galaxaura canaliculata (Kützing) Kützing, 1849 accepted as Galaxaura marginata (Ellis & Solander) J.V.Lamouroux, 1816 accepted as Dichotomaria marginata (J.Ellis & Solander) Lamarck, 1816
32. Species Galaxaura clavigera Kjellman, 1900 accepted as Galaxaura marginata (Ellis & Solander) J.V.Lamouroux, 1816 accepted as Dichotomaria marginata (J.Ellis & Solander) Lamarck, 1816
33. Species Galaxaura cliftonii Harvey, 1863 accepted as Ganonema farinosum (J.V.Lamouroux) K.-C.Fan & Y.-C.Wang, 1974
34. Species Galaxaura coarctata Kjellman, 1900 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816
35. Species Galaxaura cohaerens Kjellman, 1900 accepted as Galaxaura divaricata (Linnaeus) Huisman & R.A.Townsend, 1993
36. Species Galaxaura collabens J.Agardh, 1885 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816
37. Species Galaxaura conglutinata Kjellann, 1900 accepted as Tricleocarpa cylindrica (J.Ellis & Solander) Huisman & Borowitzka, 1990 (synonym)
38. Species Galaxaura constipata Kjellman, 1900 accepted as Tricleocarpa fragilis (Linnaeus) Huisman & R.A.Townsend, 1993
39. Species Galaxaura corymbifera Kjellman, 1900 accepted as Galaxaura obtusata (J.Ellis & Solander) J.V.Lamouroux, 1816 accepted as Dichotomaria obtusata (J.Ellis & Solander) Lamarck, 1816 (synonym)
40. Species Galaxaura cuculligera Kjellman, 1900 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816
41. Species Galaxaura cyclindrica (Solander) J.V.Lamouroux accepted as Galaxaura cylindrica (J.Ellis & Solander) J.V.Lamouroux, 1821 accepted as Tricleocarpa cylindrica (J.Ellis & Solander) Huisman & Borowitzka, 1990 (misspelling)
42. Species Galaxaura cylindrica (J.Ellis & Solander) J.V.Lamouroux, 1821 accepted as Tricleocarpa cylindrica (J.Ellis & Solander) Huisman & Borowitzka, 1990
43. Species Galaxaura dactyliophora Piccone & Grunow, 1884 accepted as Tricleocarpa fragilis (Linnaeus) Huisman & R.A.Townsend, 1993
44. Species Galaxaura decaisnei J.Agardh, 1876 accepted as Dichotomaria obtusata (J.Ellis & Solander) Lamarck, 1816
45. Species Galaxaura delabida Kjellman, 1900 accepted as Galaxaura lapidescens (J.Ellis & Solander) J.V.Lamouroux, 1816 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816
46. Species Galaxaura diesingiana Zanardini, 1846 accepted as Dichotomaria diesingiana (Zanardini) Huisman, J.T.Harper & G.W.Saunders, 2004 (synonym)
47. Species Galaxaura dilatata Kützing, 1858 accepted as Dichotomaria marginata var. dilatata (Kützing) M.J.Wynne, 2005
48. Species Galaxaura dimorpha Kjellman, 1900 accepted as Tricleocarpa fragilis (Linnaeus) Huisman & R.A.Townsend, 1993
49. Species Galaxaura distenta Harvey, 1860 accepted as Peyssonnelia distenta (Harvey) Yamada, 1930
50. Species Galaxaura dolicharthra Kjellman, 1900 accepted as Dichotomaria obtusata (J.Ellis & Solander) Lamarck, 1816
51. Species Galaxaura eburnea Kjellman, 1900 accepted as Tricleocarpa fragilis (Linnaeus) Huisman & R.A.Townsend, 1993
52. Species Galaxaura effusa Kjellman, 1900 accepted as Galaxaura obtusata (J.Ellis & Solander) J.V.Lamouroux, 1816 accepted as Dichotomaria obtusata (J.Ellis & Solander) Lamarck, 1816
53. Species Galaxaura elongata J.Agardh, 1876 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816 (synonym)
54. Species Galaxaura falcata Kjellman, 1900 accepted as Dichotomaria falcata (Kjellman) Kurihara & Masuda, 2005
55. Species Galaxaura fasciculata Kjellman, 1900 accepted as Galaxaura divaricata (Linnaeus) Huisman & R.A.Townsend, 1993 (synonym)
56. Species Galaxaura fastigiata Decaisne, 1842 accepted as Tricleocarpa cylindrica (J.Ellis & Solander) Huisman & Borowitzka, 1990
57. Species Galaxaura flagelliformis Kjellman, 1900 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816 (synonym)
58. Species Galaxaura fragilis (Lamarck) J.V.Lamouroux, 1842 accepted as Tricleocarpa fragilis (Linnaeus) Huisman & R.A.Townsend, 1993
59. Species Galaxaura frutescens Kjellman, 1900 accepted as Galaxaura marginata (Ellis & Solander) J.V.Lamouroux, 1816 accepted as Dichotomaria marginata (J.Ellis & Solander) Lamarck, 1816
60. Species Galaxaura glabriuscula Kjellman, 1900 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816
61. Species Galaxaura hawaiana Butters accepted as Galaxaura hawaiiana Butters, 1911 (misspelling)
62. Species Galaxaura hystrix Kjellman, 1900 accepted as Dichotomaria apiculata (Kjellman) A.Kurihara & Masuda, 2005
63. Species Galaxaura insignis Kjellman, 1900 accepted as Galaxaura obtusata (J.Ellis & Solander) J.V.Lamouroux, 1816 accepted as Dichotomaria obtusata (J.Ellis & Solander) Lamarck, 1816
64. Species Galaxaura intermedia R.Chou, 1945 accepted as Dichotomaria intermedia (R.C.Y.Chou) J.Wiriyadamrikul, M.J.Wynne & S.M.Boo, 2014
65. Species Galaxaura intricata Kjellman, 1900 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816 (synonym)
66. Species Galaxaura lapidescens (J.Ellis & Solander) J.V.Lamouroux, 1816 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816 (synonym)
67. Species Galaxaura laxa Kjellman, 1900 accepted as Dichotomaria australis (Sonder) Huisman, J.T.Harper & G.W.Saunders, 2004
68. Species Galaxaura lenta Kjellman, 1900 accepted as Dichotomaria lenta (Kjellman) Huisman, J.T.Harper & G.W.Saunders, 2004 (synonym)
69. Species Galaxaura lichenoides (Ellis & Solander) J.V.Lamouroux, 1816 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816
70. Species Galaxaura liebmannii (Areschoug) Kjellman, 1900 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816
71. Species Galaxaura linearis Kützing, 1858 accepted as (synonym)
72. Species Galaxaura marginata (Ellis & Solander) J.V.Lamouroux, 1816 accepted as Dichotomaria marginata (J.Ellis & Solander) Lamarck, 1816 (synonym)
73. Species Galaxaura mauiana Butters, 1911 accepted as Galaxaura marginata (Ellis & Solander) J.V.Lamouroux, 1816 accepted as Dichotomaria marginata (J.Ellis & Solander) Lamarck, 1816
74. Species Galaxaura mauritania accepted as Galaxaura mauritiana Børgesen, 1949 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816 (misspelling)
75. Species Galaxaura mauritiana Børgesen, 1949 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816
76. Species Galaxaura moniliformis Kjellman, 1900 accepted as Dichotomaria obtusata (J.Ellis & Solander) Lamarck, 1816
77. Species Galaxaura natalensis Kylin, 1938 accepted as Galaxaura diesingiana Zanardini, 1846 accepted as Dichotomaria diesingiana (Zanardini) Huisman, J.T.Harper & G.W.Saunders, 2004
78. Species Galaxaura oblongata (J.Ellis & Solander) J.V.Lamouroux, 1816 accepted as Tricleocarpa fragilis (Linnaeus) Huisman & R.A.Townsend, 1993 (synonym)
79. Species Galaxaura obtusata (J.Ellis & Solander) J.V.Lamouroux, 1816 accepted as Dichotomaria obtusata (J.Ellis & Solander) Lamarck, 1816 (synonym)
80. Species Galaxaura occidentalis Børgesen, 1916 accepted as Galaxaura marginata (Ellis & Solander) J.V.Lamouroux, 1816 accepted as Dichotomaria marginata (J.Ellis & Solander) Lamarck, 1816
81. Species Galaxaura pacifica Tanaka, 1935 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816
82. Species Galaxaura papillata Kjellman, 1900 accepted as Dichotomaria papillata (Kjellman) Kurihara & Masuda, 2005
83. Species Galaxaura pikeana Dickie, 1874 accepted as Titanophora pikeana (Dickie) Feldmann, 1942
84. Species Galaxaura pilifera Kjellman, 1900 accepted as Tricleocarpa fragilis (Linnaeus) Huisman & R.A.Townsend, 1993
85. Species Galaxaura pilosula Kjellman, 1900 accepted as Dichotomaria australis (Sonder) Huisman, J.T.Harper & G.W.Saunders, 2004 (synonym)
86. Species Galaxaura plicata Kützing, 1858 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816
87. Species Galaxaura ramulosa Kjellman, 1900 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816
88. Species Galaxaura rigida J.V.Lamouroux, 1816 accepted as Actinotrichia fragilis (Forsskål) Børgesen, 1932
89. Species Galaxaura robusta Kjellman, 1900 accepted as Dichotomaria obtusata (J.Ellis & Solander) Lamarck, 1816
90. Species Galaxaura rudis Kjellman, 1900 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816
91. Species Galaxaura schimperi Decaisne, 1842 accepted as Tricleocarpa fragilis (Linnaeus) Huisman & R.A.Townsend, 1993
92. Species Galaxaura spathulata Kjellman, 1900 accepted as Dichotomaria spathulata (Kjellman) A.Kurihara & Huisman, 2006
93. Species Galaxaura squailida Kjell. accepted as Galaxaura squalida Kjellman, 1900 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816 (misspelling)
94. Species Galaxaura squalida Kjellman, 1900 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816
95. Species Galaxaura stellifera J.Agardh, 1885 accepted as Tricleocarpa fragilis (Linnaeus) Huisman & R.A.Townsend, 1993 (synonym)
96. Species Galaxaura stupocaula Kjellman, 1900 accepted as Galaxaura marginata (Ellis & Solander) J.V.Lamouroux, 1816 accepted as Dichotomaria marginata (J.Ellis & Solander) Lamarck, 1816 (synonym)
97. Species Galaxaura subfruticulosa R.Chou, 1945 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816
98. Species Galaxaura subverticillata Kjellman, 1900 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816 (synonym)
99. Species Galaxaura tenera Kjellman, 1900 accepted as Dichotomaria tenera (Kjellman) Huisman, J.T.Harper & G.W.Saunders, 2004 (synonym)
100. Species Galaxaura tomentosa Kützing, 1858 accepted as Galaxaura rugosa (J.Ellis & Solander) J.V.Lamouroux, 1816 (synonym)
101. Species Galaxaura tumida Kjellman, 1900 accepted as Dichotomaria obtusata (J.Ellis & Solander) Lamarck, 1816
102. Species Galaxaura umbellata (Esper) J.V.Lamouroux, 1816 accepted as Dichotomaria obtusata (J.Ellis & Solander) Lamarck, 1816
103. Species Galaxaura valida (Harvey) P.Crouan & H.Crouan, 1878 accepted as Titanophycus validus (Harvey) Huisman, G.W.Saunders & A.R.Sherwood, 2006 (synonym)
104. Species Galaxaura ventricosa Kjellman, 1900 accepted as Galaxaura marginata (Ellis & Solander) J.V.Lamouroux, 1816 accepted as Dichotomaria marginata (J.Ellis & Solander) Lamarck, 1816
105. Species Galaxaura veprecula Kjellman, 1900 accepted as Dichotomaria marginata (J.Ellis & Solander) Lamarck, 1816
106. Species Galaxaura versicolor Sonder, 1845 accepted as Amphiroa anceps (Lamarck) Decaisne, 1842
107. Species Galaxaura vietnamensis E.Y.Dawson, 1954 accepted as Tricleocarpa fragilis (Linnaeus) Huisman & R.A.Townsend, 1993 (synonym)
108. Species Galaxaura yaeyamensis T.Tanaka, 1960 accepted as Galaxaura marginata (Ellis & Solander) J.V.Lamouroux, 1816 accepted as Dichotomaria marginata (J.Ellis & Solander) Lamarck, 1816
109. Species Galaxaura cuneiformis Duchassaing, 1850 (uncertain)

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