1. Genus Anninella Postoyalko in Stepanova & Postoyalko, 2012 †
2. Family Apertomeandrinidae Plotnikova, 1991 †
3. Genus Asymetria Georgescu, 2012 †
4. Genus Cactos Schröder, Medioli & Scott, 1989
5. Genus Crambis Schröder, Medioli & Scott, 1989
6. Genus Ecuadorota Whittaker, 1988 †
7. Genus Falsonubeculina Amao & Kaminski, 2019
8. Genus Flectospiroides Palmieri, 2004 †
9. Order Involutinida †
10. Genus Marzoella Chiocchini & Mancinelli, 2000 †
11. Genus Microevolutinella Nikitenko, 1998 †
12. Genus Octonoradiolus Loeblich & Tappan, 1994
13. Order Parathuramminida †
14. Genus Pseudocaucasina Arenillas & Arz, 2017 †
15. Genus Quasipadangia Lin, 1987 †
16. Genus Scurciatoforamen Ujiié, 1997
17. Genus Staphylion Schröder, Medioli & Scott, 1989
18. Genus Stictogongylus Loeblich & Tappan, 1994
19. Genus Subammoglobigerina Nikitenko, 1998 †
20. Genus Subrecurvoides Nikitenko, 1998 †
21. Genus Subtrochammina Nikitenko, 1998 †
22. Genus Tauchella Cherchi & Schroeder, 2001 †
23. Genus Troglotella Wernli & Fookes, 1992 †
24. Genus Tuber Schröder, Medioli & Scott, 1989
25. Genus Valvorotalia Ujiié, 1997
26. Genus Xiphophaga Goldstein, Habura, Richardson & Bowser, 2010
27. Genus Asterorbitoides A. Silvestri, 1907 (unaccepted > nomen nudum, Opinion of Loeblich & Tappan, 1987)
28. Genus Baculella Conil & Dreesen, 1985 † accepted as Saccamminopsis Sollas, 1921 † (unaccepted > junior subjective synonym, Subjective junior synonym Opinion of Loeblich and Tappan (1987) [Junior homony of Baculella Tendal & Hessler, 1977])
29. Genus Clypeocyclina A. Silvestri, 1908 (unaccepted > nomen nudum, Opinion of Loeblich & Tappan, 1987)
30. Genus Craterella Dons, 1942 † accepted as Crateriola Strand, 1943 † (Junior homonym of Craterella Schrammen, 1901)
31. Genus Cyclogypsinoides A. Silvetri, 1937 (unaccepted > nomen nudum, Opinion of Loeblich & Tappan, 1987)
32. Genus Discorbitoides A. Silvestri, 1907 (unaccepted > nomen nudum, Opinion of Loeblich & Tappan, 1987)
33. Genus Dorbignya Georgescu, 2013 † (Genus published in a "Non-Linnean" taxonomy. Junior homonym of Dorbignya Tate in Tate-Woodward, 1868 (Mollusca))
34. Genus Endothyrina Mikhailov, 1939 † (unaccepted > nomen nudum, Opinion of Loeblich & Tappan, 1987)
35. Genus Falsella Fordham, 1986 † (unaccepted > nomen nudum, No description)
36. Genus Heterosteginella A. Silvestri, 1937 (unaccepted > nomen nudum, Opinion of Loeblich & Tappan, 1987)
37. Genus Linthuris Montfort, 1808 (unaccepted > nomen nudum, Opinion of Loeblich & Tappan, 1987)
38. Genus Magnella Neumann, Pożaryska & Vachard, 1975 † (Not Foraminifera: Opinion of Loeblich and Tappan (1987); Brachiopod spines Vachard (2019) pers. com.)
39. Genus Mallopela Folin, 1887 (unaccepted > nomen nudum)
40. Genus Ovulida Folin, 1887 (unaccepted > nomen nudum)
41. Genus Pectinaria Zalessky, 1926 † (In opinion of Loeblich and Tappan(1988); Unreplaced junior homonym of polychaete genus, Pectinaria Lamarck, 1818)
42. Genus Pentasyderina Nicolucci, 1846 (unaccepted > nomen nudum, Opinion of Loeblich & Tappan, 1987)
43. Genus Pseudolituola Marie, 1941 (unaccepted > nomen nudum, Opinion of Loeblich & Tappan, 1987)
44. Genus Pseudonubeculina Amao & Kaminski, 2016 accepted as Falsonubeculina Amao & Kaminski, 2019 (Junior homonym of Pseudonubeculina Bartenstein and Brand, 1949)
45. Genus Renulina Blake, 1876 † (In opinion of Loeblich and Tappan (1987) [Not a Foraminifera, Rhaxellid sponge microscleres, see Haslett (1992)] Not Renulina Lamarck, 1804 nec Blainville 1825 )
46. Genus Spirigerina Terquem, 1866 † accepted as Terebralina Terquem, 1866 † (Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.729 Junior homonym of Spirigerina d'Orbigny, 1847 [replaced by Terebralina Terquem, 1866])
47. Genus Umbella Maslov in Bykova, 1955 † accepted as Umbellina Loeblich & Tappan, 1961 † (Junior homonym of Umbella d'Orbigny, 1841 Mollusca [Not a foraminifer; Opinion of Loeblich and Tappan (1987) p. 730])
48. Genus Aboudaragina Nakkady, 1955 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
49. Genus Adhaerentina Paalzow, 1935 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
50. Genus Adherentina Spandel, 1909 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
51. Genus Aeolides Montfort, 1808 (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
52. Genus Aguayoina Bermúdez, 1938 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.726)
53. Genus Alanyana Güvenç, 1967 † (uncertain > taxon inquirendum, Opinion of Loeblich and Tappan (1987))
54. Genus Allotheca Ehrenberg, 1843 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
55. Genus Alveoclavulina Singh & Kalia, 1977 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
56. Genus Ammosphaeroides Cushman, 1910 (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.726)
57. Genus Annulina Terquem, 1862 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
58. Genus Ansa Temirbekova in Magomedov & Temirbekova, 1978 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
59. Genus Apiopterina Zborzewski, 1834 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987), Subjective junior synonym of Polymorphina Opinion of Chapman (1892))
60. Genus Archaeoglobitruncana Salaj & Maamouri, 1984 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
61. Genus Arethusa Montfort, 1808 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
62. Genus Aristeropora Ehrenberg, 1858 (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
63. Genus Aristerospira Ehrenberg, 1858 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
64. Genus Arpsammosiphoum Rhumbler, 1913 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
65. Genus Arthrocena Modéèr, 1791 † (uncertain > taxon inquirendum, Opinion of Loeblich and Tappan (1987) No species included)
66. Genus Aspidodexia Ehrenberg, 1872 (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
67. Genus Aspidospira Ehrenberg, 1844 (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
68. Genus Aulostomella Alth, 1850 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
69. Genus Auriculina O. G. Costa, 1856 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
70. Genus Balanulina Rzehak, 1888 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.726)
71. Genus Birbalina M.R. Sahni & Sastri, 1957 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
72. Genus Bivertella He & Yue, 1987 † (uncertain, Not seen. Lack of information.)
73. Genus Bolbodium Ehrenberg, 1872 (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
74. Genus Buccinina Costa, 1861 (uncertain > taxon inquirendum)
75. Genus Buliminopsis Rzehak, 1895 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
76. Genus Calatharia Zalessky, 1926 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
77. Genus Cameroconus Meunier, 1888 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987), an ostracod close to Beyrichiopsis Jones & Kirkby 1886 in opinion of Vachard (1976))
78. Genus Caninina Vyalov, 1977 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.726)
79. Genus Canopus Montfort, 1808 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
80. Genus Cantharus Montfort, 1808 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
81. Genus Canthropes Montfort, 1808 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
82. Genus Cayeuxina Galloway, 1933 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.727)
83. Genus Cerataria Zalessky, 1926 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
84. Genus Chelibs Montfort, 1808 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
85. Genus Cidaria Grzybowski, 1896 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
86. Genus Cidarollus Montfort, 1808 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
87. Genus Cimelidium Ehrenberg, 1858 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
88. Genus Cochleatina E.V. Bykova, 1956 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.727)
89. Genus Colpopleura Ehrenberg, 1844 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
90. Genus Conicocornuspira Marie, 1961 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
91. Genus Cortalus Montfort, 1808 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
92. Genus Crateriola Strand, 1943 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
93. Genus Crustula Allix, 1913 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
94. Genus Cucurbitina O.G. Costa, 1856 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
95. Genus Cyclopavonina A. Silvestri, 1937 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
96. Genus Cylindria de Gregorio, 1930 † (uncertain > taxon inquirendum, Opinion of Loeblich and Tappan (1987))
97. Genus Dexiopora Ehrenberg, 1861 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
98. Genus Diplosphaerella Kristan-Tollmann, 1972 † (uncertain, Opinion of Loeblich & Tappan, 1987. "Internal structure suggests that this is a radiolarian.")
99. Genus Diplostoma Ebensberger, 1962 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
100. Genus Discorbula Lamarck, 1816 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
101. Genus Disonella Conil & Lys, 1964 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
102. Genus Dorbignyaea Deshayes, 1830 † (uncertain > nomen dubium, Opinion of Loeblich and Tappan (1987) No species included; nomen nudum)
103. Genus Dujardinia Gray, 1858 (uncertain > taxon inquirendum, Opinion of Loeblich and Tappan (1987))
104. Genus Edgarinella Georgescu, 2013 † (uncertain, Genus published in a "Non-Linnean" taxonomy)
105. Genus Ehrenbergites Georgescu, 2013 † (uncertain, Genus published in a "Non-Linnean" taxonomy)
106. Genus Elliptina Harting, 1852 † (uncertain > taxon inquirendum, Opinion of Loeblich and Tappan (1987) No type species designated. Not a foraminifer?)
107. Genus Enantioamphicoryna Marie, 1956 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
108. Genus Encorycium Ehrenberg, 1858 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
109. Genus Entolagena A. Silvestri, 1900 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
110. Genus Eoceratobulimina Fuchs, 1973 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
111. Genus Eoheterohelix Fuchs, 1973 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
112. Genus Epistominites Zalessky, 1926 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
113. Genus Evlania Bykova, 1952 † (uncertain, Algae (Moravamminida) first described as a Foraminifera Opinion of Vachard & Cózar (2010))
114. Genus Finisia Buzas-Stephens & Kocurko, 1993 † (uncertain > nomen dubium, Not a foraminifera Opinion of Vachard (2018) pers. com.)
115. Genus Foliotortus Piller & Senowbari-Daryan, 1980 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
116. Genus Fujimotoella Morikawa, 1952 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
117. Genus Gaudriyadhella Plotnikova, 1976 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
118. Genus Gavelinonion Hofker, 1957 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
119. Genus Gemmulina d'Orbigny in Cuvier, 1838 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
120. Genus Glandiolus Montfort, 1808 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
121. Genus Glomerina Franke, 1928 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
122. Genus Glomovertella Reitlinger, 1948 † (uncertain > nomen dubium, Not a foraminifera (Ascomycete))
123. Genus Grammobotrys Ehrenberg, 1844 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
124. Genus Grozdilovella Chermnykh, 1972 † (uncertain, Algae incertae sedis)
125. Genus Guembelia Prever, 1902 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
126. Genus Gyrammina Eimer & Fickert, 1899 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
127. Genus Haplostiche Reuss, 1861 (uncertain > taxon inquirendum)
128. Genus Hedbergina Brönnimann & Brown, 1956 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
129. Genus Hemistegina Kaufmann, 1867 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
130. Genus Hemisterea Ehrenberg, 1872 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
131. Genus Hemisticta Ehrenberg, 1872 (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
132. Genus Heterostomum Ehrenberg, 1844 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
133. Genus Hipporina E.V.Bykova, 1955 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.727)
134. Genus Hukawngia Sahni & Sastri, 1954 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
135. Genus Hybridina Kübler & Zwingli, 1866 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
136. Genus Hydromylina de Witt Puyt, 1941 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
137. Genus Irrawaddia Sahni & Sastri, 1954 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
138. Genus Jurassorotalia Fuchs, 1973 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
139. Genus Knasteria Macko, 1963 † (uncertain > nomen dubium, In opinion of Loeblich and Tappan (1987) [invalid/unavailable: published under Botanical Code with infringement of the rules of botanical nomenclature])
140. Genus Kutaungia Sahni & Sastri, 1954 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
141. Subfamily Kwantoellinae Okuyucu, 2022 † (uncertain > taxon inquirendum, Either a junior synonym of Schubertellinae or of Chusenellinae depending on the understanding of the wall composition/structure)
     1. Genus Postkwantoella Okuyucu, 2022 † (uncertain > taxon inquirendum, probably a primitive Chusenella)
142. Genus Kyatsokia Sahni & Sastri, 1954 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
143. Genus Lacazopsis H. Douvillé, 1930 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.727)
144. Genus Lagenopsis de Gregorio, 1930 † (uncertain > taxon inquirendum, Opinion of Loeblich and Tappan (1987))
145. Genus Lazarusina Georgescu, 2013 † (uncertain, Genus published in a "Non-Linnean" taxonomy)
146. Genus Lecythium Hertwig & Lesser, 1874 (uncertain > taxon inquirendum, Amoebae)
147. Genus Lekithiammina Folin, 1887 (uncertain > taxon inquirendum)
148. Genus Lepista Zalessky, 1926 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
149. Genus Linguloglandulina A. Silvestri, 1903 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
150. Genus Lobularia Costa, 1839 (uncertain > taxon inquirendum, Opinion of Loeblich & Tappan, 1987)
151. Genus Luxapertus Wu & Wang, 2004 † (uncertain > taxon inquirendum)
152. Genus Lycophris Montfort, 1808 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
153. Genus Lyrina Zborzewski, 1834 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
154. Genus Macrodites Montfort, 1808 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
155. Genus Marenda Nyholm, 1951 (uncertain > taxon inquirendum)
156. Genus Mariannenina Fuchs, 1973 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
157. Genus Matthewina Galloway, 1933 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.727)
158. Genus Megathyra Ehrenberg, 1843 (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
159. Genus Mesania Sahni & Sastri, 1954 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
160. Genus Mesopora Ehrenberg, 1854 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
161. Genus Mirfa de Gregorio, 1890 † (uncertain > taxon inquirendum, Opinion of Loeblich and Tappan (1987))
162. Genus Mirga de Gregorio, 1930 † (uncertain > taxon inquirendum, Opinion of Loeblich and Tappan (1987))
163. Genus Misilus Montfort, 1808 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
164. Genus Molnaria Zalessky, 1926 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
165. Genus Monetulites Ehrenberg, 1855 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
166. Genus Monocystis Ehrenberg, 1854 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
167. Genus Monogenerina Spandel, 1901 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
168. Genus Nautilina O.G. Costa, 1856 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
169. Genus Neusina Goës, 1892 (uncertain > taxon inquirendum)
170. Genus Ninaloomisia McCulloch, 1977 (uncertain > nomen dubium, Opinion of Loeblich and Tappan (1987))
171. Genus Nodoplanulis Hussey, 1943 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1964, 1987: p. 728))
172. Genus Nodosariopsis Rzehak, 1895 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
173. Genus Nummulostegina Schubert, 1907 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
174. Genus Oberhauserina Fuchs, 1967 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
175. Genus Olympina Reichel, 1946 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
176. Genus Oncobotrys Ehrenberg, 1856 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
177. Genus Ondogordius Marie in Deleau & Marie, 1961 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
178. Genus Orbignynoides Dain, 1971 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
179. Genus Ormathascia Deák, 1964 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
180. Genus Orobias Eichwald, 1859 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
181. Genus Otostomum Ehrenberg, 1872 (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
182. Genus Ovolina Terquem, 1864 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
183. Genus Ovulina Gruber, 1884 (uncertain > taxon inquirendum)
184. Genus Ozawaina Lee, 1927 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
185. Genus Periples Montfort, 1808 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
186. Genus Phanerostomum Ehrenberg, 1843 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
187. Genus Phialinea R.W. Jones, 1984 (uncertain > nomen dubium, In opinion of Loeblich and Tappan (1987) The type species is unrecognizable.)
188. Genus Physomphalus Ehrenberg, 1856 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
189. Genus Platyoecus Ehrenberg, 1854 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
190. Genus Pleurites Ehrenberg, 1854 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
191. Genus Pleurostomina A. Costa, 1862 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
192. Genus Pleurotrema Ehrenberg, 1839 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
193. Genus Polyxenes Montfort, 1808 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
194. Genus Poronaia Ujiié & Watanabe, 1960 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
195. Genus Porospira Ehrenberg, 1844 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
196. Genus Praeuvigerina Hofker, 1951 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
197. Genus Protocyclina Paalzow, 1922 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.728)
198. Genus Psammophyllum Haeckel, 1889 (uncertain > taxon inquirendum)
199. Genus Pseudastrorhizula Wetzel, 1940 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
200. Genus Pseudodifflugia P. Schlumberger, 1845 (uncertain > taxon inquirendum)
201. Genus Pseudogypsina Trauth, 1918 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.728)
202. Genus Pseudopatellina Haque, 1960 † (uncertain > taxon inquirendum, Opinion of Loeblich and Tappan (1987))
203. Genus Pteroptyx Ehrenberg, 1873 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
204. Genus Ptygostomum Ehrenberg, 1843 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
205. Genus Raphanulina Zborzewski, 1834 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
206. Genus Reophaxopsis Folin, 1887 (uncertain > taxon inquirendum)
207. Genus Rhabdella d'Archiac & Haime, 1853 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
208. Genus Rhabdopleura Dawson, 1870 (uncertain > taxon inquirendum)
209. Genus Rhaetotorulus Kristan-Tollmann, 1970 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
210. Genus Rhaphidodendron Möbius, 1876 (uncertain > taxon inquirendum)
211. Genus Rhaphidohelix Möbius, 1880 (uncertain > taxon inquirendum)
212. Genus Rhodonascia Deák, 1964 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
213. Genus Rhynchoplecta Ehrenberg, 1854 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
214. Genus Robulammina Montanaro-Gallitelli, 1947 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
215. Genus Rotalites Lamarck, 1801 (uncertain > nomen dubium)
216. Genus Saccamminopsis Sollas, 1921 † (uncertain, Algae incertae sedis)
217. Genus Scortimus Montfort, 1808 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
218. Genus Seguenza O. Silvestri, 1889 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
219. Genus Semseya Franzenau, 1893 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.729)
220. Genus Septammina Meunier, 1888 † (uncertain > taxon inquirendum, Probable senior synonym of Paleoberesella Mamet & Roux, 1974 [Algae] according to Vachard and Cózar (2010) )
221. Genus Siderospira Ehrenberg, 1845 (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
222. Genus Silicina Bornemann, 1874 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
223. Genus Silicotextulina Deflandre, 1934 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
224. Genus Siphonclavulina A. Silvestri, 1948 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
225. Genus Soldanina O.G. Costa, 1856 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
226. Genus Spirocerium Ehrenberg, 1858 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.729)
227. Genus Spironatus Bykova & Ptushkina, 1980 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
228. Genus Spiropleurites Ehrenberg, 1854 (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
229. Genus Spongina de Gregorio, 1930 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.729)
230. Genus Stacheia Brady, 1876 † (uncertain > taxon inquirendum, Opinion of Loeblich and Tappan (1987) Alospongia Opinion of Vachard and Cózar (2010))
231. Genus Strophoconus Ehrenberg, 1843 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
232. Genus Synspira Ehrenberg, 1854 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
233. Genus Taurogypsina Sacco, 1893 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
234. Genus Tectoglobigerina Fuchs, 1973 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
235. Genus Terebralina Terquem, 1866 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.729)
236. Genus Tereuva Vella, 1961 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
237. Genus Terquemina Galloway, 1933 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.729)
238. Genus Thalmannina Majzon, 1943 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
239. Genus Tolypamminella Marie, 1961 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
240. Genus Triplosphaerina Edgell, 2004 † (uncertain, Probably an Alga. Vachard (2018) pers. com.)
241. Genus Tritaxiopsis Rzehak, 1895 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
242. Genus Trochiliascia Deák, 1964 † (uncertain > taxon inquirendum, Opinion of Loeblich & Tappan, 1987)
243. Genus Tuborecta Pronina, 1980 † (uncertain > taxon inquirendum, Cyanobacterium close to the Girvanzellaceae Opinion of Vachard (2024) pers. comm.)
244. Genus Turaensis Pronina, 1970 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
245. Genus Turbienta Bykova, 1961 † (uncertain > taxon inquirendum)
246. Genus Upsonella Moore, 1959 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
247. Genus Vaginuloglandulina A. Silvestri, 1906 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987) type species never illustated)
248. Genus Vanhintella Georgescu, 2013 † (uncertain, Genus published in a "Non-Linnean" taxonomy)
249. Genus Vasicekia Pokorný, 1951 † (uncertain, Algae incertae sedis moravamminales Opinion of Vachard and Cozar (2010))
250. Genus Volutaria Zalessky, 1926 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
251. Genus Weikkoella Summerson, 1958 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.730)
252. Genus Xenotheka Eisenack, 1938 † (uncertain > taxon inquirendum, Not a foraminifer; Opinion of Loeblich and Tappan (1987) p.730)
253. Genus Yanbonia Sahni & Sastri, 1954 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))
254. Genus Yukonella Mamet & Rudloff, 1972 † (uncertain, An Alga transferred to the Foraminifera. Never found again after its first description.)
255. Genus Zekritia Henson, 1948 † (uncertain > taxon inquirendum, In opinion of Loeblich and Tappan (1987))

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