1. Species Triloculina adriatica Le Calvez & Le Calvez, 1958
2. Species Triloculina advena Cushman, 1921
3. Species Triloculina aegaea Ehrenberg, 1858
4. Species Triloculina albemarlensis McCulloch, 1977
5. Species Triloculina anconensis (Schulze, 1854)
6. Species Triloculina angusteoralis (Wiesner, 1923) (accepted > unreplaced junior homonym, Primary junior homonym of Miliolina seminulum var. angusteoralis Wiesner, 1912)
7. Species Triloculina antarctica McCulloch, 1977
8. Species Triloculina ashbrooki McCulloch, 1977
9. Species Triloculina baldai Bermúdez & Seiglie, 1963
10. Species Triloculina barnardi Rasheed in Haig, 1988
11. Species Triloculina basispinata Zhang, 1988
12. Species Triloculina bellatula Bandy, 1956
13. Species Triloculina bermudezi Acosta, 1940
14. Species Triloculina bertheliniana (Brady, 1884)
15. Species Triloculina bicarinata d'Orbigny, 1839
16. Species Triloculina bikiniensis Todd, 1954
17. Species Triloculina brevidentata Cushman, 1944
18. Species Triloculina caledoniana McCulloch, 1981
19. Species Triloculina chemnitziana d'Orbigny, 1839
20. Species Triloculina cohabilis McCulloch, 1977
21. Species Triloculina concepcionensis McCulloch, 1977
22. Species Triloculina concisa Cushman, 1944
23. Species Triloculina concisiformis McCulloch, 1981
24. Species Triloculina confusiformis McCulloch, 1981
25. Species Triloculina costifera Terquem, 1878
26. Species Triloculina cribrostoma (Rhumbler, 1906)
27. Species Triloculina crucioralis (Wiesner, 1931)
28. Species Triloculina deformis d'Orbigny in Guérin-Méneville, 1832
29. Species Triloculina delicata Sun, 1993
30. Species Triloculina deplanata (Rhumbler, 1906)
31. Species Triloculina detlingae McCulloch, 1977
32. Species Triloculina dissidens McCulloch, 1977
33. Species Triloculina distincta McCulloch, 1977
34. Species Triloculina duncaniana McCulloch, 1977
35. Species Triloculina earlandi Cushman, 1954
36. Species Triloculina echinata d'Orbigny in Fornasini, 1905
37. Species Triloculina ectypha (Loeblich & Tappan, 1994)
38. Species Triloculina elata Saidova, 1975
39. Species Triloculina elongata d'Orbigny in Fornasini, 1905 (accepted > unreplaced junior homonym, Primary junior homonym of Triloculina gibba var. elongata Karrer, 1868)
40. Species Triloculina elongata Nguyen Ngoc, 2006 (accepted > unreplaced junior homonym, Primary junior homonym of Triloculina gibba var. elongata Karrer, 1868)
41. Species Triloculina elongotricarinata Debenay, 2013
42. Species Triloculina fenimorei Cushman, 1935
43. Species Triloculina fiterrei Acosta, 1940
44. Species Triloculina flavescens d'Orbigny in Fornasini, 1905
45. Species Triloculina frigida Lagoe, 1977
46. Species Triloculina funafutiensis (Chapman, 1901)
47. Species Triloculina georgesensis McCulloch, 1977
48. Species Triloculina gibba d'Orbigny, 1826
49. Species Triloculina gracilis d'Orbigny, 1839
50. Species Triloculina heterocostata McCulloch, 1977
51. Species Triloculina idae Vella, 1957
52. Species Triloculina incisa Cushman, 1921
53. Species Triloculina incisura Todd, 1957
54. Species Triloculina inflata d'Orbigny, 1826
55. Species Triloculina insignis (Brady, 1881)
56. Species Triloculina involuta Todd, 1954
57. Species Triloculina josephina d'Orbigny, 1851
58. Species Triloculina karimimossadeghae Parker & Gischler, 2024
59. Species Triloculina kawea Förderer & Langer, 2016
60. Species Triloculina lalibertadensis McCulloch, 1977
61. Species Triloculina lamellidens Parr, 1950
62. Species Triloculina latiformis McCulloch, 1981
63. Species Triloculina littoralis Collins, 1958
64. Species Triloculina lucernuloides (Ujiié, 1990)
65. Species Triloculina marioni Schlumberger, 1893
66. Species Triloculina marshallana Todd, 1954
67. Species Triloculina maurini d'Orbigny in Fornasini, 1905
68. Species Triloculina nasuta Cushman, 1935
69. Species Triloculina neoaffinis McCulloch, 1977
70. Species Triloculina neobscura McCulloch, 1981
71. Species Triloculina neocarinata McCulloch, 1977
72. Species Triloculina neomartiniiana McCulloch, 1981
73. Species Triloculina neotransversestriata McCulloch, 1981
74. Species Triloculina neotricarinata McCulloch, 1977
75. Species Triloculina nitida d'Orbigny, 1839
76. Species Triloculina oblonga (Montagu, 1803)
77. Species Triloculina oblongiformis McCulloch, 1977
78. Species Triloculina oblongoides Hofker, 1964
79. Species Triloculina ornata Le Calvez & Le Calvez, 1958
80. Species Triloculina ovaliformis McCulloch, 1977
81. Species Triloculina paratrigonula Shchedrina, 1984
82. Species Triloculina pectinata Shchedrina, 1984
83. Species Triloculina penangensis McCulloch, 1977
84. Species Triloculina pentagonalis [Wang, 1978]
85. Species Triloculina petila McCulloch, 1977
86. Species Triloculina pinguicula Cheng & Zheng, 1978
87. Species Triloculina plicata Terquem, 1878
88. Species Triloculina plumosa Saidova, 1975
89. Species Triloculina prolatio Saidova, 1975
90. Species Triloculina prolixa McCulloch, 1977
91. Species Triloculina pseudotricarinata McCulloch, 1977
92. Species Triloculina pyriformis Schlumberger, 1894
93. Species Triloculina quadrata Collins, 1958
94. Species Triloculina rectilocula Zheng, 1978
95. Species Triloculina rugosa d'Orbigny in Fornasini, 1905
96. Species Triloculina sabulosa Collins, 1974
97. Species Triloculina saidi McCulloch, 1977
98. Species Triloculina schreiberiana d'Orbigny, 1839
99. Species Triloculina serrulata McCulloch, 1977
100. Species Triloculina sinaloaensis McCulloch, 1977
101. Species Triloculina singaporensis McCulloch, 1977
102. Species Triloculina sommeri Tinoco, 1955
103. Species Triloculina spinata Cushman, 1932
104. Species Triloculina squamosa Terquem, 1878
105. Species Triloculina striata d'Orbigny in Fornasini, 1902
106. Species Triloculina striatotrigonula Parr, 1941
107. Species Triloculina striatula Parr, 1950
108. Species Triloculina striolata Cushman, 1918
109. Species Triloculina subcylindrica Zheng, 1988
110. Species Triloculina subplanciana Cushman, 1954
111. Species Triloculina suezensis McCulloch, 1977
112. Species Triloculina suttuensis Asano, 1936
113. Species Triloculina tagusensis McCulloch, 1977
114. Species Triloculina terquemiana (Brady, 1884)
115. Species Triloculina toppingi McCulloch, 1977
116. Species Triloculina transversestriata McCulloch, 1977
117. Species Triloculina tricarinata d'Orbigny in Deshayes, 1832
118. Species Triloculina trigonostriata McCulloch, 1977
119. Species Triloculina trigonula (Lamarck, 1804)
120. Species Triloculina trigonuliformis McCulloch, 1977
121. Species Triloculina trihedra Loeblich & Tappan, 1953
122. Species Triloculina trihedriformis McCulloch, 1981
123. Species Triloculina triquetrella Loeblich & Tappan, 1994
124. Species Triloculina undosiformis McCulloch, 1981
125. Species Triloculina vespertilio Zheng, 1988
126. Species Triloculina vicina Shchedrina, 1984
127. Species Triloculina williamsoni Terquem, 1878
128. Species Triloculina wylliei McCulloch, 1977
129. Subgenus Triloculina (Pseudotriloculina) Cherif, 1970 accepted as Pseudotriloculina Cherif, 1970 (Opinion of Poignant (2019) Erron. quotation in Loeblich and Tappan (1987))
130. Species Triloculina affinis d'Orbigny, 1852 accepted as Triloculina trigonula (Lamarck, 1804)
131. Species Triloculina affinis d'Orbigny, 1826 accepted as Triloculina affinis d'Orbigny, 1852 accepted as Triloculina trigonula (Lamarck, 1804) (Nomen nudum)
132. Species Triloculina anceps Reuss, 1850 accepted as Adelosina anceps (Reuss, 1850) (Opinion of Łuczkowska (1972))
133. Species Triloculina aspergillum Schlumberger, 1892 accepted as Cribropyrgo aspergillum (Schlumberger, 1892) (Opinion of Loeblich and Tappan (1987))
134. Species Triloculina asymmetrica Said, 1949 accepted as Triloculinella asymmetrica (Said, 1949) (Opinion of Zheng & Fu, 2008)
135. Species Triloculina austriaca d'Orbigny, 1846 accepted as Triloculina gibba d'Orbigny, 1826
136. Species Triloculina bassensis Parr, 1945 accepted as Quinqueloculina bassensis (Parr, 1945) accepted as Affinetrina bassensis (Parr, 1945) (unaccepted > superseded combination, Opinion of Parker (2009))
137. Species Triloculina berthelotiana (d'Orbigny, 1839) accepted as Quinqueloculina berthelotiana d'Orbigny, 1839
138. Species Triloculina bipartita d'Orbigny, 1846 accepted as Triloculina gibba d'Orbigny, 1826
139. Species Triloculina bradyana (Cushman, 1921) accepted as Flintina bradyana Cushman, 1921
140. Species Triloculina brongnartii d'Orbigny, 1826 accepted as Adelosina brongnartii (d'Orbigny, 1826)
141. Species Triloculina brongniartiana d'Orbigny, 1839 accepted as Adelosina brongniartiana (d'Orbigny, 1839) accepted as Adelosina brongnartii (d'Orbigny, 1826) (Incorrect subsequent spelling in d'Orbigny (1839))
142. Species Triloculina brongniartina d'Orbigny, 1839 accepted as Adelosina brongnartii (d'Orbigny, 1826) (Incorrect subsequent spelling)
143. Species Triloculina bucculenta (Brady, 1884) accepted as Planispirinoides bucculentus (Brady, 1884) (Type species of Planispirinoides)
144. Species Triloculina carinata d'Orbigny, 1839 accepted as Lachlanella carinata (d'Orbigny, 1839) (Opinion of Milker and Schmiedl (2012))
145. Species Triloculina chrysostoma (Chapman, 1909) accepted as Pseudotriloculina chrysostoma (Chapman, 1909)
146. Species Triloculina circularis Bornemann, 1855 accepted as Miliolinella circularis (Bornemann, 1855)
147. Species Triloculina compressa (Wiesner, 1912) accepted as Quinqueloculina compressa (Wiesner, 1912)
148. Species Triloculina cryptella d'Orbigny, 1839 accepted as Biloculinella cryptella (d'Orbigny, 1839) (superseded original combination)
149. Species Triloculina cultrata (Brady, 1881) accepted as Edentostomina cultrata (Brady, 1881) (unaccepted > superseded combination)
150. Species Triloculina cuneata Karrer, 1867 accepted as Pseudotriloculina cuneata (Karrer, 1867)
151. Species Triloculina cylindrica d'Orbigny, 1826 accepted as Triloculina cylindrica d'Orbigny, 1852 accepted as Sinuloculina cylindrica (d'Orbigny, 1852) accepted as Pseudotriloculina cylindrica (d'Orbigny, 1852) (Nomen nudum)
152. Species Triloculina cylindrica d'Orbigny, 1852 accepted as Sinuloculina cylindrica (d'Orbigny, 1852) accepted as Pseudotriloculina cylindrica (d'Orbigny, 1852) (opinion of Poignant (1998))
153. Species Triloculina deformis d'Orbigny, 1826 accepted as Triloculina deformis d'Orbigny in Guérin-Méneville, 1832 (Nomen nudum)
154. Species Triloculina dubia d'Orbigny, 1826 accepted as Triloculina dubia d'Orbigny in Fornasini, 1905 accepted as Adelosina dubia (d'Orbigny in Fornasini, 1905) (Nomen nudum)
155. Species Triloculina dubia d'Orbigny in Fornasini, 1905 accepted as Adelosina dubia (d'Orbigny in Fornasini, 1905) (Opinion of Cimerman and Langer (1991))
156. Species Triloculina eamesii Rasheed, 1971 accepted as Quinqueloculina eamesii (Rasheed, 1971) (Opinion of Haig (1988))
157. Species Triloculina eburnea d'Orbigny, 1839 accepted as Pseudolachlanella eburnea (d'Orbigny, 1839)
158. Species Triloculina echinata d'Orbigny, 1826 accepted as Triloculina echinata d'Orbigny in Fornasini, 1905 (Nomen nudum)
159. Species Triloculina elongata d'Orbigny, 1826 accepted as Triloculina elongata d'Orbigny in Fornasini, 1905 (Nomen nudum)
160. Species Triloculina fichteliana d'Orbigny, 1839 accepted as Miliolinella fichteliana (d'Orbigny, 1839)
161. Species Triloculina fischeri Schlumberger, 1883 accepted as Cruciloculina fischeri (Schlumberger, 1883) (Opinion of Colom (1964))
162. Species Triloculina flavescens d'Orbigny, 1826 accepted as Triloculina flavescens d'Orbigny in Fornasini, 1905 (Nomen nudum)
163. Species Triloculina fulgurata Schlumberger, 1883 accepted as Cruciloculina fulgurata (Schlumberger, 1883) (Opinion of Colom (1964))
164. Species Triloculina gualtieriana d'Orbigny, 1839 accepted as Affinetrina gualtieriana (d'Orbigny, 1839) (Opinion of Łuczkowska (1974))
165. Species Triloculina hybrida (Terquem, 1878) accepted as Miliolinella hybrida (Terquem, 1878) (Opinion of Hottinger, Halicz and Reiss (1993), Thissen & Langer (2017))
166. Species Triloculina inornata d'Orbigny, 1846 accepted as Triloculina gibba d'Orbigny, 1826 (Subjective junior synonym in opinion of Papp & Schmid (1985))
167. Species Triloculina irregularis (d'Orbigny, 1839) accepted as Pyrgoella irregularis (d'Orbigny, 1839)
168. Species Triloculina kerimbatica (Heron-Allen & Earland, 1915) accepted as Quinqueloculina kerimbatica (Heron-Allen & Earland, 1915) accepted as Pseudotriloculina kerimbatica (Heron-Allen & Earland, 1915)
169. Species Triloculina labiosa d'Orbigny, 1839 accepted as Flintinoides labiosa (d'Orbigny, 1839) (Type species of Flintinoides)
170. Species Triloculina laevigata d'Orbigny, 1826 accepted as Triloculina laevigata d'Orbigny in Terquem, 1878 † accepted as Pseudotriloculina laevigata (d'Orbigny in Terquem, 1878) accepted as Pseudotriloculina lecalvezae (Kaasschieter, 1961) (Nomen nudum)
171. Species Triloculina lecalvezi Kaasschieter, 1961 accepted as Triloculina lecalvezae Kaasschieter, 1961 † accepted as Pseudotriloculina lecalvezae (Kaasschieter, 1961) (misspelling of Triloculina lecalvezae)
172. Species Triloculina linneiana d'Orbigny, 1839 accepted as Pseudotriloculina linneiana (d'Orbigny, 1839)
173. Species Triloculina longirostra (d'Orbigny, 1826) accepted as Adelosina longirostra (d'Orbigny, 1826)
174. Species Triloculina lutea d'Orbigny, 1839 accepted as Quinqueloculina lutea (d'Orbigny, 1839) accepted as Miliolinella lutea (d'Orbigny, 1839) (Opinion of Hada, 1936)
175. Species Triloculina martiniana d'Orbigny, 1839 accepted as Triloculina cuneata Karrer, 1867 accepted as Pseudotriloculina cuneata (Karrer, 1867) (Incorrect subsequent spelling)
176. Species Triloculina martiniiana d'Orbigny, 1839 accepted as Triloculina cuneata Karrer, 1867 accepted as Pseudotriloculina cuneata (Karrer, 1867)
177. Species Triloculina maurini d'Orbigny, 1826 accepted as Triloculina maurini d'Orbigny in Fornasini, 1905 (Nomen nudum)
178. Species Triloculina neocylindrica McCulloch, 1981 accepted as Quinqueloculina neocylindrica (McCulloch, 1981) (unaccepted > superseded combination, Opinion of Debenay (2013))
179. Species Triloculina oceanica Cushman, 1932 accepted as Miliolinella oceanica (Cushman, 1932)
180. Species Triloculina parallela Zheng, 1979 accepted as Quinqueloculina parallela (Zheng, 1979)
181. Species Triloculina peregrina (d'Orbigny, 1846) accepted as Quinqueloculina peregrina d'Orbigny, 1846
182. Species Triloculina planciana d'Orbigny, 1839 accepted as Affinetrina planciana (d'Orbigny, 1839) (Type species of Affinetrina)
183. Species Triloculina quadrilateralis d'Orbigny, 1839 accepted as Affinetrina quadrilateralis (d'Orbigny, 1839) (Opinion of Thissen & Langer (2017))
184. Species Triloculina reinemunde Haque, 1959 accepted as Triloculina reinemundi Haque, 1960 † accepted as Trilocularena reinemundi (Haque, 1960) † (unaccepted > incorrect grammatical agreement of specific epithet, Incorrect subsequent spelling and wrong publication date in Zheng & Fu, 2008)
185. Species Triloculina reticulata d'Orbigny, 1826 accepted as Adelosina reticulata (d'Orbigny, 1826) accepted as Quinqueloculina reticulata (d'Orbigny, 1826)
186. Species Triloculina rosea d'Orbigny, 1839 accepted as Varidentella rosea (d'Orbigny, 1839) (unaccepted > superseded combination, Opinion of Łuczkowska (1972))
187. Species Triloculina rotunda d'Orbigny in Schlumberger, 1893 accepted as Pseudotriloculina rotunda (d'Orbigny in Schlumberger, 1893)
188. Species Triloculina rotunda d'Orbigny, 1826 accepted as Triloculina rotunda d'Orbigny in Schlumberger, 1893 accepted as Pseudotriloculina rotunda (d'Orbigny in Schlumberger, 1893) (Nomen nudum)
189. Species Triloculina rugosa d'Orbigny, 1826 accepted as Triloculina rugosa d'Orbigny in Fornasini, 1905 (Nomen nudum)
190. Species Triloculina rupertiana (Brady, 1881) accepted as Rupertianella rupertiana (Brady, 1881) (unaccepted > superseded combination)
191. Species Triloculina semicostata (Wiesner, 1923) accepted as Miliolinella semicostata (Wiesner, 1923)
192. Species Triloculina sidebottomi Rasheed, 1971 accepted as Cycloforina sidebottomi (Rasheed, 1971)
193. Species Triloculina staurostoma Schlumberger, 1883 accepted as Cruciloculina staurostoma (Schlumberger, 1883) (Opinion of Colom (1964))
194. Species Triloculina striata d'Orbigny, 1826 accepted as Triloculina striata d'Orbigny in Fornasini, 1902 (Nomen nudum)
195. Species Triloculina striatotrigonula Parker & Jones, 1941 accepted as Triloculina striatotrigonula Parr, 1941 (Ellis and Messina credited this species to Parker and Jones but the description is due to Parr (1941))
196. Species Triloculina subgranulata Cushman, 1918 accepted as Pseudotriloculina subgranulata (Cushman, 1918)
197. Species Triloculina suborbicularis d'Orbigny, 1839 accepted as Miliolinella suborbicularis (d'Orbigny, 1839) (unaccepted > superseded combination, Opinion of Carman (1933))
198. Species Triloculina suborbicularis d'Orbigny, 1826 accepted as Triloculina suborbicularis d'Orbigny, 1839 accepted as Miliolinella suborbicularis (d'Orbigny, 1839) (unaccepted > nomen nudum)
199. Species Triloculina subrotunda (Montagu, 1803) accepted as Miliolinella subrotunda (Montagu, 1803)
200. Species Triloculina subvalvularis Parr, 1950 accepted as Cribromiliolinella subvalvularis (Parr, 1950) (Saidova (1981))
201. Species Triloculina tortuosa Cushman, 1921 accepted as Quinqueloculina tortuosa (Cushman, 1921) (unaccepted > superseded combination, Opinion of Parker and Gischler (2021))
202. Species Triloculina transversestriata (Brady, 1881) accepted as Pitella transversestriata (Brady, 1881) accepted as Quinqueloculina transversestriata (Brady, 1881)
203. Species Triloculina tricarinata d'Orbigny, 1826 accepted as Triloculina tricarinata d'Orbigny in Deshayes, 1832 (Nomen nudum)
204. Species Triloculina ucrainica (Serova in Bogdanovich, 1952) accepted as Affinetrina ucrainica (Serova in Bogdanovich, 1952) (Opinion of Łuczkowska (1974))
205. Species Triloculina unidentata d'Orbigny in Fornasini, 1900 accepted as Triloculina schreiberiana d'Orbigny, 1839
206. Species Triloculina unidentata d'Orbigny, 1826 accepted as Triloculina unidentata d'Orbigny in Fornasini, 1900 accepted as Triloculina schreiberiana d'Orbigny, 1839 (Nomen nudum)
207. Species Triloculina valvularis Reuss, 1851 accepted as Miliolinella valvularis (Reuss, 1851)
208. Species Triloculina viguerasi Bermúdez, 1935 accepted as Miliolinella viguerasi (Bermúdez, 1935)
209. Species Triloculina webbiana d'Orbigny, 1839 accepted as Miliolinella webbiana (d'Orbigny, 1839) (Opinion of Alberola et al. (1987), Cimerman and Langer (1991))
210. Species Triloculina wiesneri Le Calvez & Le Calvez, 1958 accepted as Biloculinella wiesneri (Le Calvez & Le Calvez, 1958)
211. Species Triloculina caudata Terquem, 1876 (uncertain > nomen dubium, Opinion of Lévy et al. (1975))
212. Species Triloculina oblongiformis McCulloch, 1981 (uncertain > taxon inquirendum)

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