1. Species Jania acutiloba (Decaisne) J.H.Kim, Guiry & H.-G.Choi, 2007
2. Species Jania adhaerens J.V.Lamouroux, 1816
3. Species Jania affinis Harvey, 1855
4. Species Jania arborescens (Yendo) Yendo, 1905
5. Species Jania articulata N'Yeurt & Payri, 2009
6. Species Jania capillacea Harvey, 1853
7. Species Jania cubensis Montagne ex Kützing, 1849
8. Species Jania cultrata (Harvey) J.H.Kim, Guiry & H.-G.Choi, 2007
9. Species Jania elegans Decaisne, 1842
10. Species Jania fastigiata Harvey, 1849
11. Species Jania gracilis Zanardini, 1844
12. Species Jania intermedia (Kützing) P.C.Silva, 1996
13. Species Jania iyengarii E.K.Ganesan, 1966
14. Species Jania kuboiensis Ishijima
15. Species Jania lemoinei Ishijima
16. Species Jania lobata Zanardini, 1858
17. Species Jania longiarthra E.Y.Dawson, 1953
18. Species Jania longifurca Zanardini, 1844
19. Species Jania mayei Johnson
20. Species Jania mengaudii Lemoine
21. Species Jania micrarthrodia J.V.Lamouroux, 1816
22. Species Jania minuta Johansen & Womersley, 1994
23. Species Jania miocenica J.H.Johnson
24. Species Jania nipponica (Yendo) Yendo, 1905
25. Species Jania novae-zelandiae Harvey, 1855
26. Species Jania pacifica Areschoug, 1852
27. Species Jania paniculata (J.V.Lamouroux) Decaisne, 1842
28. Species Jania parva Johansen & Womersley, 1994
29. Species Jania parvula Zanardini
30. Species Jania pistillaris Montagne, 1847
31. Species Jania prolifera A.B.Joly, 1966
32. Species Jania prolifera (J.V.Lamouroux) J.H.Kim, Guiry & H.-G.Choi, 2007
33. Species Jania pulchella (Harvey) Johansen & Womersley, 1994
34. Species Jania pumila J.V.Lamouroux, 1816
35. Species Jania purpurata (Lamarck) Blainville, 1834
36. Species Jania pusilla (Sonder) Yendo, 1905
37. Species Jania pygmaea J.V.Lamouroux, 1816
38. Species Jania radiata Yendo, 1905
39. Species Jania rosea (Lamarck) Decaisne, 1842
40. Species Jania rubens (Linnaeus) J.V.Lamouroux, 1816
41. Species Jania sagittata (J.V.Lamouroux) Blainville, 1834
42. Species Jania sanctae-marthae Schnetter, 1972
43. Species Jania santae-marthae Schnetter, 1972
44. Species Jania spectabile (Harvey ex Grunow) J.H.Kim, Guiry & H.-G.Choi, 2007
45. Species Jania squamata (Linnaeus) J.H.Kim, Guiry & H.-G.Choi, 2007
46. Species Jania subpinnata E.Y.Dawson, 1953
47. Species Jania subulata (Ellis & Solander) Sonder, 1848
48. Species Jania tenella (Kützing) Grunow, 1874
49. Species Jania toltrica Maslov
50. Species Jania ungulata (Yendo) Yendo, 1905
51. Species Jania vetus Johnson
52. Species Jania virgata (Zanardini) Montagne, 1846
53. Species Jania wassoevicii Maslov
54. Species Jania yenoshimensis (Yendo) Yendo, 1905
55. Species Jania antennina Kützing, 1843 accepted as Jania micrarthrodia J.V.Lamouroux, 1816
56. Species Jania comosa P.L.Crouan & H.M.Crouan, 1865 accepted as Jania adhaerens J.V.Lamouroux, 1816 (synonym)
57. Species Jania compressa J.V.Lamouroux, 1824 accepted as Jania rosea (Lamarck) Decaisne, 1842 (synonym)
58. Species Jania corniculata (Linnaeus) J.V.Lamouroux, 1816 accepted as Jania rubens var. corniculata (Linnaeus) Yendo, 1905 (synonym)
59. Species Jania crispata (J.V.Lamouroux) Decaisne, 1842 accepted as Jania rosea (Lamarck) Decaisne, 1842 (synonym)
60. Species Jania cuvieri (J.V.Lamouroux) Decaisne, 1842 accepted as Jania rosea (Lamarck) Decaisne, 1842
61. Species Jania decussatodichotoma (Yendo) Yendo, 1905 accepted as Jania adhaerens J.V.Lamouroux, 1816
62. Species Jania digitata Manza, 1937 accepted as Arthrocardia palmata (J.Ellis & Solander) J.E. Areschoug, 1852
63. Species Jania fastigiota Harvey accepted as Jania fastigiata Harvey, 1849 (misspelling)
64. Species Jania gracilis (J.V.Lamouroux) Montagne, 1845 accepted as Jania rosea (Lamarck) Decaisne, 1842 (synonym)
65. Species Jania granifera J.V.Lamouroux, 1812 accepted as Jania virgata (Zanardini) Montagne, 1846 (synonym)
66. Species Jania hombronii Montagne, 1845 accepted as Corallina hombronii (Montagne) Montagne ex Kützing, 1849
67. Species Jania lamourouxiana (Decaisne) J.H.Kim, Guiry & H.-G.Choi, 2007 accepted as Jania sagittata (J.V.Lamouroux) Blainville, 1834
68. Species Jania mexicana W.R.Taylor, 1945 accepted as Jania pacifica Areschoug, 1852
69. Species Jania natalensis Harvey, 1849 accepted as Jania crassa J.V.Lamouroux, 1821 accepted as Jania verrucosa J.V.Lamouroux, 1816
70. Species Jania nitidula Meslin, 1976 accepted as Jania rubens var. corniculata (Linnaeus) Yendo, 1905 (synonym)
71. Species Jania pedunculata J.V.Lamouroux, 1816 accepted as Jania verrucosa J.V.Lamouroux, 1816
72. Species Jania plumula Zanardini, 1844 accepted as Jania rubens var. corniculata (Linnaeus) Yendo, 1905 (synonym)
73. Species Jania robusta E.Y.Dawson, 1953 accepted as Jania verrucosa J.V.Lamouroux, 1816 (synonym)
74. Species Jania spermophorus J.V.Lamouroux, 1812 accepted as Jania rubens (Linnaeus) J.V.Lamouroux, 1816
75. Species Jania tenuissima Sonder, 1848 accepted as Jania micrarthrodia J.V.Lamouroux, 1816
76. Species Jania acicularis Crouan & Croaun, 1868 (uncertain, uncertain taxonomic status subjected to verification)
77. Species Jania alasaniensis Maslov (uncertain)
78. Species Jania caespitosa Duchassaing, 1850 (uncertain)
79. Species Jania constricta Kützing (uncertain)
80. Species Jania continua Duchassaing, 1850 (uncertain)
81. Species Jania crassa J.V.Lamouroux, 1821 accepted as Jania verrucosa J.V.Lamouroux, 1816 (uncertain)
82. Species Jania cristata (Linnaeus) Endlicher (uncertain)
83. Species Jania gibbosa J.V.Lamouroux (uncertain)
84. Species Jania guamensis J.H.Johnson (uncertain)
85. Species Jania huertae Chávez, 1972 (uncertain)
86. Species Jania lesueri Duchassaing, 1850 (uncertain)
87. Species Jania occidentalis Johnson & Kaska (uncertain)
88. Species Jania rubra 'J.V.Lamouroux' (uncertain)
89. Species Jania rubrens (L.) Lamour (uncertain)
90. Species Jania verrucosa J.V.Lamouroux, 1816 (uncertain)

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