1. Species Petalomonas abcissa (Dujardin) Stein, 1878
2. Species Petalomonas africana Bourrelly, 1961
3. Species Petalomonas alata (A.C.Stokes) A.C.Stokes, 1888
4. Species Petalomonas angusta (Klebs) Lemmermann, 1910
5. Species Petalomonas applanata Skuja, 1939
6. Species Petalomonas asymmetrica Shawhan & T.L.Jahn, 1947
7. Species Petalomonas bicarinata Shawhan & T.L.Jahn, 1947
8. Species Petalomonas boadicea J.Larsen & D.J.Patterson, 1990
9. Species Petalomonas calycimonadoides Christen, 1962
10. Species Petalomonas calycimonoides W.J.Lee & D.J.Patterson, 2000
11. Species Petalomonas cantuscygni J.Cann & N.Pennick, 1986
12. Species Petalomonas carinata A.C.Stokes, 1885
13. Species Petalomonas christenii W.J.Lee & D.J.Patterson, 2000
14. Species Petalomonas compressa (Schewiakoff) Schroeckh, Won J.Lee, D.J.Patterson, 1990
15. Species Petalomonas conchata Christen, 1962
16. Species Petalomonas coxydensis Massart, 1920
17. Species Petalomonas curvata Skuja, 1948
18. Species Petalomonas dentata Christen, 1962
19. Species Petalomonas dorsalis Stokes, 1887
20. Species Petalomonas excavata Skuja, 1939
21. Species Petalomonas gibbera Christen, 1962
22. Species Petalomonas gigas Skuja, 1939
23. Species Petalomonas heptaptera Prowse, 1958
24. Species Petalomonas hyalina Christen, 1962
25. Species Petalomonas inflexa G.A.Klebs, 1892
26. Species Petalomonas intorta W.J.Lee & D.J.Patterson, 2000
27. Species Petalomonas involuta Skuja, 1939
28. Species Petalomonas irregularis Skuja, 1948
29. Species Petalomonas iugosa W.J.Lee & D.J.Patterson, 2000
30. Species Petalomonas klebsii Christen, 1962
31. Species Petalomonas klinostoma Skuja, 1948
32. Species Petalomonas labrum W.J.Lee & D.J.Patterson, 2000
33. Species Petalomonas lata Christen, 1962
34. Species Petalomonas marginalis J.Larsen & D.J.Patterson, 1990
35. Species Petalomonas mediocanellata F.Stein, 1878
36. Species Petalomonas messikommeri Christen, 1962
37. Species Petalomonas micra R.E.Norris, 1964
38. Species Petalomonas minuta Hollande, 1942
39. Species Petalomonas minutula Christen, 1962
40. Species Petalomonas mira Averintsev, 1900
41. Species Petalomonas ovum Matvienko, 1938
42. Species Petalomonas paludosa Christen, 1962
43. Species Petalomonas pentacarinata Péterfi, 1965
44. Species Petalomonas phacoides Skuja, 1931
45. Species Petalomonas plana W.J.Lee & D.J.Patterson, 2000
46. Species Petalomonas platyrhyncha Skuja, 1948
47. Species Petalomonas pluteus Christen, 1962
48. Species Petalomonas praegnans Skuja, 1948
49. Species Petalomonas pringsheimii Christen, 1962
50. Species Petalomonas prototheca Skuja, 1948
51. Species Petalomonas punctato-striata Skuja, 1939
52. Species Petalomonas pusilla Skuja, 1948
53. Species Petalomonas quadrilineata Penard, 1890
54. Species Petalomonas quinquecarinata Hollande, 1942
55. Species Petalomonas quinquecarinata (Christen) Won J.Lee & D.J.Patterson, 2000
56. Species Petalomonas quinquemarginata Shawhan & T.L.Jahn, 1947
57. Species Petalomonas raiula J.Larsen & D.J.Patterson, 1990
58. Species Petalomonas robusta Christen, 1962
59. Species Petalomonas scutulum Skuja, 1956
60. Species Petalomonas sexlobata Klebs, 1892
61. Species Petalomonas simplex Christen, 1962
62. Species Petalomonas sinuata F.Stein, 1878
63. Species Petalomonas sphagnicola Tschermak-Woess, 1950
64. Species Petalomonas spinifera (Lackey) W.J.Lee & D.J.Patterson, 2000
65. Species Petalomonas splendens Hollande, 1942
66. Species Petalomonas steinii Klebs, 1892
67. Species Petalomonas tenuis Christen, 1962
68. Species Petalomonas triangula Z.X.Shi, 1999
69. Species Petalomonas tricarinata Skuja, 1939
70. Species Petalomonas triquetra Skvortsov, 1929
71. Species Petalomonas unguiformis Skuja, 1956
72. Species Petalomonas variabilis Christen, 1962
73. Species Petalomonas ventritracta Skuja, 1939
74. Species Petalomonas virgata W.J.Lee & D.J.Patterson, 2000
75. Species Petalomonas vulgaris Skuja, 1948
76. Species Petalomonas wuhanica Z.Shi, 1986
77. Species Petalomonas abscissa (Dujardin) F.Stein, 1859 (synonym)
78. Species Petalomonas disomata Stokes, 1884 accepted as (synonym)
79. Species Petalomonas pleurosigma Stokes, 1887 accepted as Petalomonas mediocanellata var. pleurosigma (Stokes) Lemmermann, 1910 (synonym)
80. Species Petalomonas polytaphrena Skuja, 1964 accepted as Petalomonas sphagnophila Christen, 2017 accepted as Biundula sphagnophila Cavalier-Smith, 2016
81. Species Petalomonas poosilla J.Larsen & D.J.Patterson, 1990 accepted as Petalomonas pusilla Skuja, 1948 (synonym)
82. Species Petalomonas septemcarinata Shawhan & T.L.Jahn, 1947 accepted as Biundula septemcarinata (Shawhan & T.L.Jahn) Cavalier-Smith, 2016
83. Species Petalomonas sinica Skvortsov, 1932 accepted as Biundula sinica (Skvortsov) Cavalier-Smith, 2016
84. Species Petalomonas sphagnophila Christen, 2017 accepted as Biundula sphagnophila Cavalier-Smith, 2016
85. Species Petalomonas sulcata A.Stokes, 1887 accepted as Biundula sulcata (A.Stokes) Cavalier-Smith, 2016
86. Species Petalomonas symbiontica Tschermak-Woes, 1950 accepted as Dylakosoma symbionticum (Tschermak-Woes) Skuja, 1964 (synonym)
87. Species Petalomonas carinata Francé, 1894 (uncertain, uncertain taxonomic status subjected to verification)
88. Species Petalomonas hovassi Mignot, 1967 (uncertain)
89. Species Petalomonas physaloides (Christen) W.J.Lee & D.J.Patterson, 2000 (uncertain, uncertain taxonomic status subjected to verification)

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