1. Genus Acanthodiacrodium B.V.Timofeev, 1958 †
2. Genus Acantholigotriletum Timofeev, 1959 †
3. Genus Acanthorytidodiacrodium Timofeev, 1959 †
4. Genus Acanthotriletes S.N.Naumova, 1940 †
5. Genus Acanthozonodiacrodium Timofeev, 1959 †
6. Genus Adara Fombella, 1977 †
7. Genus Adorfia G.Burmann, 1970 †
8. Genus Ammonidium T.R.Lister, 1970 †
9. Genus Amoeboidium Timofeev & T.N.Hermann, 1979 †
10. Genus Angularia S.R.Samojlovich †
11. Genus Anguloplanina Rudavskaja, 1973 †
12. Genus Annularia Timofeev & T.N.Hermann, 1989 †
13. Genus Annulatopsophosphaera Pychova, 1969 †
14. Genus Annulusia Timofeev & T.N.Hermann, 1989 †
15. Genus Arabisphaera Hemer & Nygreen †
16. Genus Archaeodiscina S.N.Naumova, 1960 †
17. Genus Archaeofavosina S.N.Naumova, 1960 †
18. Genus Archaeohystrichosphaeridium Timofeev, 1956 †
19. Genus Archaeoperisaccus S.N.Naumova, 1960 †
20. Genus Archaeopertusina S.N.Naumova, 1960 †
21. Genus Archaeorestis Barghoorn, 1965 †
22. Genus Arkonia Burmann, 1970 †
23. Genus Artemisiocysta P.N.Benedek, 1972 †
24. Genus Asperatopsophosphaera Shepeleva, 1963 †
25. Genus Asterosphaeroides Reitlinger, 1959 †
26. Genus Axisphaeridium Eisenack, 1967 †
27. Genus Bacillidinium Habib & S.D.Knapp, 1982 †
28. Genus Baltisphaeridium Eisenack, 1958 †
29. Genus Baltisphaerosum Turner, 1984 †
30. Genus Barnesella M.Trejo, 1983 †
31. Genus Bipatellifera C.Singh, 1983 †
32. Genus Bothroligotriletes Timofeev, 1958 †
33. Genus Brachiprojectidium Habib & S.D.Knapp, 1982 †
34. Genus Brochopsophosphaera Shepeleva, 1963 †
35. Genus Brochos Fanderflit & N.S.Mikhailova, 1992 †
36. Genus Buedingiisphaeridium Schaarschmidt, 1963 †
37. Genus Caudatopsophosphaera Pychova, 1969 †
38. Genus Cucumiforma Mikhailova, 1986 †
39. Genus Cymbosphaeridium T.R.Lister, 1970 †
40. Genus Dactylofusa Brito & Santos, 1965 †
41. Genus Deunffia C.Downie, 1860 †
42. Genus Duplicisphaeridium Górka, 1980 †
43. Genus Eklundia Jachowicz, 2013 †
44. Genus Eotylotopalla L.M.Yin, 1987 †
45. Genus Estiastra Eisenack, 1959
46. Genus Ethmosphaeridium Timofeev, 1971 †
47. Genus Fentonia D.A.Bailey & N.M.Hogg, 1995 †
48. Genus Ferromia Vavrdová, 1979 †
49. Genus Germinosphaera Mikhailova, 1986 †
50. Genus Goniosphaeridium Eisenack, 1969 †
51. Genus Gorgoniosphaeridium Staplin, Jansonius & S.A.J.Pocock, 1965 †
52. Genus Gorgonisphaeridium Staplin, 1965 †
53. Genus Granomarginata S.N.Naumova, 1960 †
54. Genus Halophoridia I.C.Cookson & A.Eisenack, 1962 †
55. Genus Haplocystia K.L.Segroves †
56. Genus Heliospermopsis Nagy, 1965 †
57. Genus Helosphaeridium Lister, 1970 †
58. Genus Ichnosphaera Jachowicz, 2013 †
59. Genus Jilinella L.M.Yin, 1987 †
60. Genus Kildinella Timofeev, 1963 †
61. Genus Kildinosphaera Gonz.Vidal, 1983 †
62. Genus Kirbia Mikhailova & Volkova, 1989 †
63. Genus Koeniguerella Freytet, 1997 †
64. Genus Lacunopsophosphaera Pychova, 1969 †
65. Genus Larvimorpha L.M.Yin, 1987 †
66. Genus Laterilites Hemer & Nygreen, 1967 †
67. Genus Leiofusa A.Eisenack, 1938 †
68. Genus Leiofusidium Jankauskas, 1982 †
69. Genus Leiomarginata S.N.Naumova, 1960
70. Genus Leiominuscula S.N.Naumova, 1960 †
71. Genus Leiopsophosphaera S.N.Naumova, 1960 †
72. Genus Leiosphaeridia A.Eisenack, 1958 †
73. Genus Limbicysta N.G.Marshall, 1989 †
74. Genus Lophomarginata S.N.Naumova, 1961 †
75. Genus Lophominuscula S.N.Naumova, 1960 †
76. Genus Lophosphaeridium Timofeev, 1956
77. Genus Margominuscula S.N.Naumova, 1960 †
78. Genus Matanomadhia R.K.Kar & R.K.Saxena, 1976 †
79. Genus Micrhystridium Deflandre, 1937 †
80. Genus Microconcentrica S.N.Naumova, 1960 †
81. Genus Microfasta Rog.Morgan, 1975 †
82. Genus Neofentonia Özdikmen, 2009 †
83. Genus Nucellosphaeridium Timofeev, 1966 †
84. Genus Nummus Rog.Morgan, 1975 †
85. Genus Orygmatosphaeridium B.V.Timofeev, 1959 †
86. Genus Ozotobrachion Loeblich Jr. & Drugg, 1968 †
87. Genus Palaeostomocystis Deflandre, 1935 †
88. Genus Palaiosphaeridium H.Górka, 1980 †
89. Genus Parmasphaeridium Jachowicz, 2013 †
90. Genus Penella Mamet & E.Villa, 2004 †
91. Genus Piliferosphaera A.R.Loeblich Jr., 1970 †
92. Genus Pirea Vavrdová, 1972 †
93. Genus Poikilofusa Staplin, 1965 †
94. Genus Polonosphaeridium H.Górka, 1987 †
95. Genus Polygonium M.Vavrdová, 1966 †
96. Genus Portalites Hemer & Nygreen, 1967 †
97. Genus Priscogalea Deunff, 1961 †
98. Genus Protoarchaeosacculina S.N.Naumova, 1960 †
99. Genus Protoleiosphaeridium Timofeev, 1956 †
100. Genus Protosphaeridium Timofeev, 1966 †
101. Genus Pterospermopsimorpha Timofeev, 1966 †
102. Genus Quisquilites Wilson & Urban, 1963 †
103. Genus Retisphaeridium Staplin, 1965 †
104. Genus Rimosicysta N.G.Marshall, 1989 †
105. Genus Schizocystia Cookson & Eisenack, 1962 †
106. Genus Schizodiacrodium G.Burmann †
107. Genus Simia Mikhailova & Jankauskas, 1989 †
108. Genus Skiagia C.Downie, 1982 †
109. Genus Solisphaeridium Staplin, Jansonius & S.A.J.Pocock, 1965 †
110. Genus Sphaerella Reitlinger, 1957 †
111. Genus Sphaeroporalites Hemer & Nygreen, 1967 †
112. Genus Stelliferidium J.Deunff, H.Górka & R.Rauscher, 1974 †
113. Genus Stictosphaeridium Timofeev, 1963 †
114. Genus Stomiosporella M.Trejo, 1983 †
115. Genus Striatotheca G.Burmann, 1970 †
116. Genus Studenicia E.A.Assejeva, 1982 †
117. Genus Sylvanidium A.R.Loeblich Jr. †
118. Genus Symplassosphaeridium B.V.Timofeev ex B.V.Timofeev, 1966 †
119. Genus Synsphaeridium Eisenack, 1965 †
120. Genus Tariccrodium P.Pittau, 1995 †
121. Genus Tophoporata Pychova, 1969 †
122. Genus Trachyhystrichosphaera T.N.Hermann & Timofeev, 1976 †
123. Genus Trachyminuscula S.N.Naumova ex Pychova, 1969 †
124. Genus Trachysphaeridium Timofeev, 1956 †
125. Genus Trachytriletes sS.N.Naumova, 1940 †
126. Genus Trilobatum Xiaosi Fang, 1987 †
127. Genus Turrisphaeridium Jachowicz, 2013 †
128. Genus Tylotopalla A.R.Loeblich Jr., 1969 †
129. Genus Valeria Jankauskas, 1982 †
130. Genus Vermiculatites Reitlinger, 1959 †
131. Genus Volyniella Shepeleva & Assejeva, 1974
132. Genus Wuroia Stover & Helby, 1987 †
133. Genus Inderites Abramova & Martchenko, 1964 † (uncertain)

 The webpage text is licensed under a Creative Commons Attribution 4.0 License