1. Species Quinqueloculina academybayensis McCulloch, 1977
2. Species Quinqueloculina acuticarinata McCulloch, 1977
3. Species Quinqueloculina adiazeta Loeblich & Tappan, 1994
4. Species Quinqueloculina adnata McCulloch, 1981
5. Species Quinqueloculina agglutinans d'Orbigny, 1839
6. Species Quinqueloculina aguaverdensis McCulloch, 1977
7. Species Quinqueloculina akneriana d'Orbigny, 1846
8. Species Quinqueloculina alabamensis Cushman, 1944
9. Species Quinqueloculina albatrossi Cushman, 1921
10. Species Quinqueloculina albemariensis McCulloch, 1977
11. Species Quinqueloculina albicans McCulloch, 1981
12. Species Quinqueloculina alexandriaensis McCulloch, 1977
13. Species Quinqueloculina amabilis El-Nakhal, 1980
14. Species Quinqueloculina amplissima McCulloch, 1977
15. Species Quinqueloculina amygdaloides (Brady, 1884)
16. Species Quinqueloculina anguina Terquem, 1878
17. Species Quinqueloculina angulariformis McCulloch, 1977
18. Species Quinqueloculina angularis d'Orbigny in Fornasini, 1905
19. Species Quinqueloculina angulata (Williamson, 1858)
20. Species Quinqueloculina angulostoma Zheng, 1979
21. Species Quinqueloculina angulostriata Cushman & Valentine, 1930
22. Species Quinqueloculina angulostriatiformata McCulloch, 1977
23. Species Quinqueloculina angulostriatiformis McCulloch, 1977
24. Species Quinqueloculina angustiformis McCulloch, 1977
25. Species Quinqueloculina annectens (Schlumberger, 1893)
26. Species Quinqueloculina antarcticiana McCulloch, 1977
27. Species Quinqueloculina antillarum d'Orbigny, 1839
28. Species Quinqueloculina apicula Cushman, 1921
29. Species Quinqueloculina aquitaniensis Le Calvez, 1959
30. Species Quinqueloculina arctica Cushman, 1933
31. Species Quinqueloculina arenacea (Rhumbler, 1906)
32. Species Quinqueloculina argunica (Gerke, 1939)
33. Species Quinqueloculina argus Ehrenberg, 1845
34. Species Quinqueloculina ariminensis d'Orbigny in Fornasini, 1902
35. Species Quinqueloculina atlantica Boltovskoy, 1957
36. Species Quinqueloculina auberiana d'Orbigny, 1839
37. Species Quinqueloculina baccaerti Mamo, 2016
38. Species Quinqueloculina bacillum Martinotti, 1921
39. Species Quinqueloculina ballenaensis McCulloch, 1977
40. Species Quinqueloculina barbouri Bermúdez, 1935
41. Species Quinqueloculina baueri Brenner, 1962
42. Species Quinqueloculina bella Shchedrina, 1984
43. Species Quinqueloculina bellatula Bandy, 1950
44. Species Quinqueloculina benwestonensis McCulloch, 1977
45. Species Quinqueloculina berthelotiana d'Orbigny, 1839
46. Species Quinqueloculina berthelotiformis McCulloch, 1981
47. Species Quinqueloculina bicarinata d'Orbigny in Terquem, 1878
48. Species Quinqueloculina bicostata d'Orbigny, 1839
49. Species Quinqueloculina bicostatensis Saidova, 1975
50. Species Quinqueloculina bidentata d'Orbigny, 1839
51. Species Quinqueloculina bitexturalis McCulloch, 1981
52. Species Quinqueloculina blackbeachensis McCulloch, 1977
53. Species Quinqueloculina blackbeachiana McCulloch, 1977
54. Species Quinqueloculina bodegaensis McCulloch, 1977
55. Species Quinqueloculina borea Gudina, 1966
56. Species Quinqueloculina boroi McCulloch, 1981
57. Species Quinqueloculina bosciana d'Orbigny, 1839
58. Species Quinqueloculina boueana d'Orbigny, 1846
59. Species Quinqueloculina bradyana Cushman, 1917
60. Species Quinqueloculina brodermanni Seiglie, 1965
61. Species Quinqueloculina bubnanensis McCulloch, 1977
62. Species Quinqueloculina bulloides d'Orbigny in Terquem, 1878
63. Species Quinqueloculina candeiana d'Orbigny, 1839
64. Species Quinqueloculina carinatastriata (Wiesner, 1923)
65. Species Quinqueloculina carmenensis McCulloch, 1977
66. Species Quinqueloculina catalinensis Natland, 1938
67. Species Quinqueloculina cedrosensis McCulloch, 1977
68. Species Quinqueloculina centrostriata Mangin, 1960
69. Species Quinqueloculina chathamensis McCulloch, 1977
70. Species Quinqueloculina chiliensis Jacot, 1925
71. Species Quinqueloculina clarionensis McCulloch, 1977
72. Species Quinqueloculina cochensis McCulloch, 1981
73. Species Quinqueloculina cocosensis McCulloch, 1977
74. Species Quinqueloculina cocosiana McCulloch, 1977
75. Species Quinqueloculina colombiana McCulloch, 1977
76. Species Quinqueloculina complanata (Gerke & Isaeva in Bogdanovich, 1952)
77. Species Quinqueloculina compressa (Wiesner, 1912) (accepted > unreplaced junior homonym, Secondary junior homonym of Quinqueloculina compressa Terquem & Berthelin, 1875)
78. Species Quinqueloculina compressiostoma Zheng, 1988
79. Species Quinqueloculina compta Cushman, 1947
80. Species Quinqueloculina concava Reuss, 1850
81. Species Quinqueloculina congesta McCulloch, 1977
82. Species Quinqueloculina congestiformis McCulloch, 1977
83. Species Quinqueloculina contortiformis McCulloch, 1977
84. Species Quinqueloculina corrugata (Collins, 1958)
85. Species Quinqueloculina cortesensis McCulloch, 1977
86. Species Quinqueloculina costaricaensis McCulloch, 1977
87. Species Quinqueloculina costitruncata McCulloch, 1981
88. Species Quinqueloculina crassa d'Orbigny, 1850
89. Species Quinqueloculina crassicarinata Collins, 1958
90. Species Quinqueloculina crassiformata McCulloch, 1981
91. Species Quinqueloculina cruzensis McCulloch, 1977
92. Species Quinqueloculina cruziana Hofker, 1976
93. Species Quinqueloculina culebraensis McCulloch, 1977
94. Species Quinqueloculina culebriana McCulloch, 1977
95. Species Quinqueloculina cupicaensis McCulloch, 1977
96. Species Quinqueloculina curvata McCulloch, 1977
97. Species Quinqueloculina curvula Yanko, 2022
98. Species Quinqueloculina cuvieriana d'Orbigny, 1839
99. Species Quinqueloculina cuylerensis McCulloch, 1977
100. Species Quinqueloculina dainitiensis Asano, 1936
101. Species Quinqueloculina debenayi Langer, 1992
102. Species Quinqueloculina decipiens McCulloch, 1977
103. Species Quinqueloculina decora Zheng, 1979
104. Species Quinqueloculina delcaboensis McCulloch, 1977
105. Species Quinqueloculina delicatula Vella, 1957
106. Species Quinqueloculina denticarinata Bermúdez & Seiglie, 1963
107. Species Quinqueloculina derbyi Tinoco, 1958
108. Species Quinqueloculina differens McCulloch, 1977
109. Species Quinqueloculina diffusicostata McCulloch, 1981
110. Species Quinqueloculina dimidiata Terquem, 1876
111. Species Quinqueloculina disciformis (MacGillivray, 1843) emend. Williamson, 1858
112. Species Quinqueloculina dispar McCulloch, 1977
113. Species Quinqueloculina disparilis d'Orbigny in Schlumberger, 1893
114. Species Quinqueloculina dissensa McCulloch, 1977
115. Species Quinqueloculina dissidens McCulloch, 1977
116. Species Quinqueloculina distincta Nguyen Ngoc, 1995 (accepted > unreplaced junior homonym, Primary junior homonym of Quinqueloculina parkeri subsp. distincta McCulloch, 1977)
117. Species Quinqueloculina distinctiformis McCulloch, 1981
118. Species Quinqueloculina diversa McCulloch, 1981
119. Species Quinqueloculina dmitrievae (Bogdanovich, 1950)
120. Species Quinqueloculina donghaiensis Zhang, 1988
121. Species Quinqueloculina duncanensis McCulloch, 1977
122. Species Quinqueloculina dunkerquiana (Heron-Allen & Earland, 1930)
123. Species Quinqueloculina durandi Cushman & Wickenden, 1929
124. Species Quinqueloculina eamesii (Rasheed, 1971)
125. Species Quinqueloculina eboriformis McCulloch, 1981
126. Species Quinqueloculina elongata Natland, 1938 (accepted > unreplaced junior homonym, Primary junior homonym of Quinqueloculina sarmatica var. elongata Karrer, 1877)
127. Species Quinqueloculina erinacea Mikhalevich, 1976
128. Species Quinqueloculina eulaevigata McCulloch, 1981
129. Species Quinqueloculina evoluta McCulloch, 1981
130. Species Quinqueloculina falsa McCulloch, 1981
131. Species Quinqueloculina fanda McCulloch, 1977
132. Species Quinqueloculina fastidiosa McCulloch, 1981
133. Species Quinqueloculina ferox (Rhumbler, 1906)
134. Species Quinqueloculina fessa McCulloch, 1977
135. Species Quinqueloculina flavescens d'Orbigny in Fornasini, 1905
136. Species Quinqueloculina flexuosa d'Orbigny, 1839
137. Species Quinqueloculina florencehoffae McCulloch, 1981
138. Species Quinqueloculina folini Schlumberger, 1880
139. Species Quinqueloculina frailensis McCulloch, 1977
140. Species Quinqueloculina fraudulenta McCulloch, 1981
141. Species Quinqueloculina frigida Parker, 1952
142. Species Quinqueloculina fukushimaensis Takayanagi, 1955
143. Species Quinqueloculina fulgens McCulloch, 1977
144. Species Quinqueloculina galapagosensis McCulloch, 1977
145. Species Quinqueloculina garrettii Andersen, 1961
146. Species Quinqueloculina gheranica Martinotti, 1921
147. Species Quinqueloculina gigas Natland, 1938
148. Species Quinqueloculina goesi (Wiesner, 1923)
149. Species Quinqueloculina goesi Todd & Brönnimann, 1957
150. Species Quinqueloculina gradyi McCulloch, 1977
151. Species Quinqueloculina granuliformis Zheng, 1988
152. Species Quinqueloculina granulosa Natland, 1938
153. Species Quinqueloculina granulostriata McCulloch, 1977
154. Species Quinqueloculina gualtieriformis McCulloch, 1981
155. Species Quinqueloculina guilcheri Parker & Gischler, 2024
156. Species Quinqueloculina hadaii Rasheed, 1971
157. Species Quinqueloculina hancocki McCulloch, 1977
158. Species Quinqueloculina hasimotoi Asano, 1938
159. Species Quinqueloculina heterocostata McCulloch, 1977
160. Species Quinqueloculina hirudo Ehrenberg, 1858
161. Species Quinqueloculina homoplanciana Haake, 1975
162. Species Quinqueloculina hortensae McCulloch, 1981
163. Species Quinqueloculina ignotiformis McCulloch, 1981
164. Species Quinqueloculina imperialis Hanna & Hanna, 1924
165. Species Quinqueloculina implacida McCulloch, 1977
166. Species Quinqueloculina implana McCulloch, 1981
167. Species Quinqueloculina implexa Terquem & Terquem, 1886
168. Species Quinqueloculina impolita Zheng, 1979
169. Species Quinqueloculina impolita McCulloch, 1981 (accepted > unreplaced junior homonym, Primary junior homonym of Quinqueloculina impolita Zheng, 1979)
170. Species Quinqueloculina impressa Reuss, 1851
171. Species Quinqueloculina inaequalis d'Orbigny, 1839
172. Species Quinqueloculina inaequalis (Cushman, 1921) (accepted > unreplaced junior homonym, Secondary junior homonym of Quinqueloculina inaequalis d'Orbigny, 1839)
173. Species Quinqueloculina inchonensis McCulloch, 1977
174. Species Quinqueloculina inconsista McCulloch, 1977
175. Species Quinqueloculina incrustata McCulloch, 1981
176. Species Quinqueloculina inculta Zheng, 1979
177. Species Quinqueloculina incultata McCulloch, 1977
178. Species Quinqueloculina interposita Levchuk, 1979
179. Species Quinqueloculina irregularis d'Orbigny in Terquem, 1878
180. Species Quinqueloculina irrequeta Saidova, 1975
181. Species Quinqueloculina isabellei d'Orbigny, 1839
182. Species Quinqueloculina juani Huang, 1970
183. Species Quinqueloculina jugosa Cushman, 1944
184. Species Quinqueloculina kapitiensis Vella, 1957
185. Species Quinqueloculina karatsuensis Asano & Murata, 1958
186. Species Quinqueloculina karreri Saidova, 1975 (accepted > unreplaced junior homonym, Primary junior homonym of Quinqueloculina karreri Reuss, 1869)
187. Species Quinqueloculina laevigata d'Orbigny, 1839
188. Species Quinqueloculina laguardaensis McCulloch, 1977
189. Species Quinqueloculina lalibertadensis McCulloch, 1977
190. Species Quinqueloculina lamarckiana d'Orbigny, 1839
191. Species Quinqueloculina laplataensis McCulloch, 1977
192. Species Quinqueloculina lata Terquem, 1876
193. Species Quinqueloculina latidentella Loeblich & Tappan, 1994
194. Species Quinqueloculina lobospointensis McCulloch, 1977
195. Species Quinqueloculina longa Gudina, 1969 (accepted > unreplaced junior homonym, Secondary junior homonym of Quinqueloculina akneriana subsp. longa (Gerke, 1939))
196. Species Quinqueloculina lorettae McCulloch, 1977
197. Species Quinqueloculina macilenta McCulloch, 1977
198. Species Quinqueloculina magoi Bermúdez & Seiglie, 1963
199. Species Quinqueloculina marinensis McCulloch, 1977
200. Species Quinqueloculina massiliniformis Parker, 2009 (accepted > unreplaced junior homonym, Primary junior homonym of Quinqueloculina massiliniformis Putrya, 1963)
201. Species Quinqueloculina mauricensis Howe, 1939
202. Species Quinqueloculina mazatlanensis McCulloch, 1977
203. Species Quinqueloculina microcostata Natland, 1938
204. Species Quinqueloculina microfimbriata McCulloch, 1977
205. Species Quinqueloculina microformis Saidova, 1975
206. Species Quinqueloculina microlobulata McCulloch, 1977
207. Species Quinqueloculina microstriata McCulloch, 1977
208. Species Quinqueloculina microstriatiformis McCulloch, 1977
209. Species Quinqueloculina milletti (Wiesner, 1912)
210. Species Quinqueloculina mixta McCulloch, 1981
211. Species Quinqueloculina mosharrafai Said, 1949
212. Species Quinqueloculina moynensis Collins, 1953
213. Species Quinqueloculina multicostata Shchedrina, 1984 (accepted > unreplaced junior homonym, Primary junior homonym of Quinqueloculina multicostata Neagu, 1968)
214. Species Quinqueloculina multimarginata Said, 1949
215. Species Quinqueloculina mundula Ujiié in Hatta & Ujiié, 1992
216. Species Quinqueloculina myagmarsuren Parker, 2009
217. Species Quinqueloculina najaeformis Shchedrina, 1984
218. Species Quinqueloculina neapolitana Sgarrella & Moncharmont Zei, 1993
219. Species Quinqueloculina neobicostata McCulloch, 1981
220. Species Quinqueloculina neobradyana McCulloch, 1981
221. Species Quinqueloculina neocharlesensis McCulloch, 1977
222. Species Quinqueloculina neocongesta McCulloch, 1977
223. Species Quinqueloculina neocontorta McCulloch, 1977
224. Species Quinqueloculina neocostata McCulloch, 1981
225. Species Quinqueloculina neocylindrica (McCulloch, 1981)
226. Species Quinqueloculina neocylindrica McCulloch, 1981
227. Species Quinqueloculina neolanceolata McCulloch, 1981
228. Species Quinqueloculina neomeridionalis McCulloch, 1981
229. Species Quinqueloculina neoparkeri McCulloch, 1977
230. Species Quinqueloculina neoreticulosa McCulloch, 1977
231. Species Quinqueloculina neoreticulosiformis McCulloch, 1977
232. Species Quinqueloculina neosigmoilinoides Kennett, 1966
233. Species Quinqueloculina neotenogos McCulloch, 1981
234. Species Quinqueloculina ningalooensis Parker, 2009
235. Species Quinqueloculina nitida Nørvang, 1945
236. Species Quinqueloculina nodulosa (Wiesner, 1923)
237. Species Quinqueloculina notalnella Saidova, 1975
238. Species Quinqueloculina obdurata McCulloch, 1981
239. Species Quinqueloculina obstipa McCulloch, 1981
240. Species Quinqueloculina occidentalis Bailey, 1851
241. Species Quinqueloculina octaviaensis McCulloch, 1977
242. Species Quinqueloculina oculus d'Orbigny in Terquem, 1878
243. Species Quinqueloculina opulenta McCulloch, 1977
244. Species Quinqueloculina orbita McCulloch, 1977
245. Species Quinqueloculina orientalis [Wang, 1978]
246. Species Quinqueloculina ovucula Terquem, 1876
247. Species Quinqueloculina padana Perconig, 1954
248. Species Quinqueloculina panamensis McCulloch, 1977 (accepted > unreplaced junior homonym, Primary junior homonym of Quinqueloculina panamensis Cushman, 1918)
249. Species Quinqueloculina panayensis McCulloch, 1977
250. Species Quinqueloculina parallela (Zheng, 1979)
251. Species Quinqueloculina paravulgaris Shchedrina, 1984
252. Species Quinqueloculina parkeri (Brady, 1881)
253. Species Quinqueloculina parvaggluta Vella, 1957
254. Species Quinqueloculina parvula Schlumberger, 1894
255. Species Quinqueloculina pasquanella Saidova, 1975
256. Species Quinqueloculina paucilocula Zheng, 1979
257. Species Quinqueloculina penangensis McCulloch, 1977
258. Species Quinqueloculina peregrina d'Orbigny, 1846
259. Species Quinqueloculina philippinei Saidova, 1975
260. Species Quinqueloculina philippinensis Cushman, 1921
261. Species Quinqueloculina pilata McCulloch, 1977
262. Species Quinqueloculina pinasbayensis McCulloch, 1977
263. Species Quinqueloculina placenta Ehrenberg, 1845
264. Species Quinqueloculina plana d'Orbigny, 1850
265. Species Quinqueloculina planata McCulloch, 1977 (accepted > unreplaced junior homonym, Primary junior homonym of Quinqueloculina carinata var. planata Kruit, 1955)
266. Species Quinqueloculina poeyana d'Orbigny, 1839
267. Species Quinqueloculina polita McCulloch, 1977
268. Species Quinqueloculina polygona d'Orbigny, 1839
269. Species Quinqueloculina porosa Ehrenberg, 1845
270. Species Quinqueloculina posti Saidova, 1975
271. Species Quinqueloculina praecipua McCulloch, 1977
272. Species Quinqueloculina pricei Tinoco, 1958
273. Species Quinqueloculina probabilis McCulloch, 1981
274. Species Quinqueloculina procera McCulloch, 1977
275. Species Quinqueloculina procerapertura Debenay, 1988
276. Species Quinqueloculina procidua McCulloch, 1977
277. Species Quinqueloculina prolixa McCulloch, 1977
278. Species Quinqueloculina pseudobuchiana Łuczkowska, 1974
279. Species Quinqueloculina pseudocandeiana Shchedrina, 1984
280. Species Quinqueloculina pseudoproxima Zhang, 1988
281. Species Quinqueloculina pseudoseminula Mikhalevich, 1968
282. Species Quinqueloculina pseudovulgaris McCulloch, 1981
283. Species Quinqueloculina pulpitoensis McCulloch, 1977
284. Species Quinqueloculina pusilla McCulloch, 1977
285. Species Quinqueloculina puta Saidova, 1975
286. Species Quinqueloculina pygmaea Reuss, 1850
287. Species Quinqueloculina quadrangularis Terquem, 1876
288. Species Quinqueloculina rariformis McCulloch, 1981
289. Species Quinqueloculina rawackensis d'Orbigny in Fornasini, 1905
290. Species Quinqueloculina recta Cushman, 1921
291. Species Quinqueloculina reticulata Karrer, 1862
292. Species Quinqueloculina reticulata (d'Orbigny, 1826)
293. Species Quinqueloculina reticulostriata Cushman, 1921
294. Species Quinqueloculina riveroae Bermúdez & Seiglie, 1963
295. Species Quinqueloculina sadkovi (Bogdanowicz in Shchedrina, 1946)
296. Species Quinqueloculina sagamiensis Asano, 1936
297. Species Quinqueloculina sagra d'Orbigny, 1839
298. Species Quinqueloculina saidi McCulloch, 1977
299. Species Quinqueloculina salinasbayensis McCulloch, 1977
300. Species Quinqueloculina samoaensis Cushman, 1924
301. Species Quinqueloculina samoai Saidova, 1975
302. Species Quinqueloculina sangbrielana McCulloch, 1977
303. Species Quinqueloculina sangbrielensis McCulloch, 1977
304. Species Quinqueloculina santacruzensis McCulloch, 1977
305. Species Quinqueloculina sawanensis Asano, 1951
306. Species Quinqueloculina schlumbergeri (Wiesner, 1923)
307. Species Quinqueloculina schwantzi McCulloch, 1977
308. Species Quinqueloculina sclerotica Karrer, 1868
309. Species Quinqueloculina sculpturata Cushman, 1921
310. Species Quinqueloculina secasensis McCulloch, 1977
311. Species Quinqueloculina semicancellata Zernetskij & Mel'nik, 1975
312. Species Quinqueloculina seminuda Reuss, 1866
313. Species Quinqueloculina seminulangulata McLean, 1956
314. Species Quinqueloculina seminulum (Linnaeus, 1758)
315. Species Quinqueloculina semiopaqua McCulloch, 1981
316. Species Quinqueloculina semiquadrata McCulloch, 1977
317. Species Quinqueloculina semistriata d'Orbigny, 1850
318. Species Quinqueloculina seorsa McCulloch, 1977
319. Species Quinqueloculina septuosa Shchedrina, 1984
320. Species Quinqueloculina serra Crespin, 1960
321. Species Quinqueloculina seymourensis McCulloch, 1977
322. Species Quinqueloculina signifera Shchedrina, 1984
323. Species Quinqueloculina singularis McCulloch, 1977
324. Species Quinqueloculina sinuosa Terquem, 1878
325. Species Quinqueloculina sinuosiformis McCulloch, 1981
326. Species Quinqueloculina socorroensis McCulloch, 1977
327. Species Quinqueloculina socorroiana McCulloch, 1977
328. Species Quinqueloculina socorroica McCulloch, 1977
329. Species Quinqueloculina solida McCulloch, 1977
330. Species Quinqueloculina specialis McCulloch, 1981
331. Species Quinqueloculina spiralis Cushman, 1917
332. Species Quinqueloculina spissa McCulloch, 1977
333. Species Quinqueloculina stalkeri Loeblich & Tappan, 1953
334. Species Quinqueloculina stellicarinata Langer, 1992
335. Species Quinqueloculina striata d'Orbigny in Guérin-Méneville, 1832
336. Species Quinqueloculina strictoapertura Mikhalevich, 1977
337. Species Quinqueloculina striolamarckiana McCulloch, 1981
338. Species Quinqueloculina subarctica Saidova, 1961
339. Species Quinqueloculina subarenaria Cushman, 1917
340. Species Quinqueloculina subbicostata McCulloch, 1981
341. Species Quinqueloculina subcarinata d'Orbigny in Terquem, 1878
342. Species Quinqueloculina subcompta McCulloch, 1977
343. Species Quinqueloculina subcuneata Cushman, 1921
344. Species Quinqueloculina subcuneatiformis McCulloch, 1981
345. Species Quinqueloculina subcurta Zheng, 1988
346. Species Quinqueloculina suborbicularis d'Orbigny in Fornasini, 1905
347. Species Quinqueloculina subparkeri McCulloch, 1977
348. Species Quinqueloculina subpoeyana Cushman, 1922
349. Species Quinqueloculina subpolygona Parr, 1945
350. Species Quinqueloculina subquadra Hada, 1931
351. Species Quinqueloculina subsabulosa McCulloch, 1981
352. Species Quinqueloculina subungeriana Serova, 1960
353. Species Quinqueloculina suezensis McCulloch, 1977
354. Species Quinqueloculina sulcata d'Orbigny in Fornasini, 1900
355. Species Quinqueloculina taguscovensis McCulloch, 1977
356. Species Quinqueloculina tantabiddyensis Parker, 2009
357. Species Quinqueloculina tasmanica Albani, 1978
358. Species Quinqueloculina tenagos Parker, 1962
359. Species Quinqueloculina thalmanni Vroman, 1936
360. Species Quinqueloculina tikutoensis Nakamura, 1937
361. Species Quinqueloculina tipswordi Andersen, 1961
362. Species Quinqueloculina tobagoiana McCulloch, 1981
363. Species Quinqueloculina torrei Acosta, 1939
364. Species Quinqueloculina tortugiana McCulloch, 1981
365. Species Quinqueloculina tortuosa (Cushman, 1921)
366. Species Quinqueloculina totomiensis Asano, 1936
367. Species Quinqueloculina transversestriata (Brady, 1881)
368. Species Quinqueloculina tricarinata d'Orbigny, 1839
369. Species Quinqueloculina tricarinatiformis McCulloch, 1981
370. Species Quinqueloculina tricarinella (Wiesner, 1923)
371. Species Quinqueloculina trigonula Terquem, 1876
372. Species Quinqueloculina trinidadensis McCulloch, 1981
373. Species Quinqueloculina trinidadica McCulloch, 1981
374. Species Quinqueloculina tropicalis Cushman, 1924
375. Species Quinqueloculina tubilocula Zheng, 1979
376. Species Quinqueloculina tubus Todd, 1957
377. Species Quinqueloculina undosa Karrer, 1867
378. Species Quinqueloculina ungeriana d'Orbigny, 1846
379. Species Quinqueloculina utriaensis McCulloch, 1977
380. Species Quinqueloculina vandamensis McCulloch, 1977
381. Species Quinqueloculina vandiemeniensis Loeblich & Tappan, 1994
382. Species Quinqueloculina vanimo Saidova, 1975
383. Species Quinqueloculina variabilis d'Orbigny in Fornasini, 1905
384. Species Quinqueloculina variolata d'Orbigny in Terquem, 1878
385. Species Quinqueloculina vellai Saidova, 1975
386. Species Quinqueloculina venezuelaensis Bermúdez & Seiglie, 1963
387. Species Quinqueloculina venusta Karrer, 1868
388. Species Quinqueloculina vermicularis Karrer, 1868
389. Species Quinqueloculina victoriensis Collins, 1974
390. Species Quinqueloculina viennensis Le Calvez & Le Calvez, 1958
391. Species Quinqueloculina vulgaris d'Orbigny, 1826
392. Species Quinqueloculina weaveri Rau, 1948
393. Species Quinqueloculina wreckbayensis McCulloch, 1977
394. Species Quinqueloculina yabei Asano, 1936
395. Species Quinqueloculina yezoensis Asano, 1936
396. Species Quinqueloculina youssefi El-Nakhal, 1980
397. Species Quinqueloculina zhengi Parker, 2009
398. Subgenus Quinqueloculina (Adelosina) Mangin, 1960 accepted as Adelosina d'Orbigny, 1826 (Nomen translatum)
     1. Species Quinqueloculina (Adelosina) ciryi Mangin, 1960 accepted as Adelosina ciryi (Mangin, 1960) (Opinion of Pignatti (1996))
399. Subgenus Quinqueloculina (Lachlanella) Vella, 1957 accepted as Lachlanella Vella, 1957 (Opinion of Łuczkowska (1972), Loeblich & Tappan (1987) nomen translatum)
     1. Species Quinqueloculina (Lachlanella) bicostoides Vella, 1957
     2. Species Quinqueloculina (Lachlanella) colleenae Vella, 1957 accepted as Quinqueloculina subpolygona Parr, 1945 (subjective junior synonym in opinion of Hayward et al (2010))
     3. Species Quinqueloculina (Lachlanella) cooki Vella, 1957 accepted as Lachlanella cooki (Vella, 1957) (opinion of Loeblich & Tappan, 1987)
     4. Species Quinqueloculina (Lachlanella) rebeccae Vella, 1957 accepted as Quinqueloculina rebeccae Vella, 1957 † (Opinion of Hayward et al. (1999), Parker (2009))
400. Subgenus Quinqueloculina (Pseudoschlumbergerina) Cherif, 1973 accepted as Pseudoschlumbergerina Cherif, 1970 (Opinion of Loeblich & Tappan, 1987)
401. Subgenus Quinqueloculina (Pseudotriloculina) Cherif, 1970 accepted as Pseudotriloculina Cherif, 1970 (Nomen translatum)
402. Subgenus Quinqueloculina (Scutuloris) Le Calvez, 1966 accepted as Scutuloris Loeblich & Tappan, 1953 accepted as Triloculinella Riccio, 1950 (Nomen translatum)
403. Species Quinqueloculina adelaidensis Howchin & Parr, 1938 accepted as Naxotia adelaidensis (Howchin & Parr, 1938)
404. Species Quinqueloculina affinis d'Orbigny, 1826 accepted as Quinqueloculina affinis d'Orbigny in Fornasini, 1902 accepted as Quinqueloculina amabilis El-Nakhal, 1980 (Nomen nudum)
405. Species Quinqueloculina affinis d'Orbigny in Fornasini, 1902 accepted as Quinqueloculina amabilis El-Nakhal, 1980 (unaccepted > junior homonym, Primary junior homonym of Q. affinis Costa, 1856 (see also Q. affinis Eichwald, 1851))
406. Species Quinqueloculina agglutinata Cushman, 1917 accepted as Siphonaperta agglutinata (Cushman, 1917)
407. Species Quinqueloculina ammophila Parr, 1932 accepted as Siphonaperta ammophila (Parr, 1932) (Opinion of Zheng & Fu, 2008)
408. Species Quinqueloculina angularis d'Orbigny, 1826 accepted as Quinqueloculina angularis d'Orbigny in Fornasini, 1905 (Nomen nudum)
409. Species Quinqueloculina arenata Said, 1949 accepted as Siphonaperta arenata (Said, 1949)
410. Species Quinqueloculina ariminensis d'Orbigny, 1826 accepted as Quinqueloculina ariminensis d'Orbigny in Fornasini, 1902 (Nomen nudum)
411. Species Quinqueloculina artusoris Zheng, 1988 accepted as Lachlanella artusoris (Zheng, 1988) (Opinion of Zheng & Fu, 2008)
412. Species Quinqueloculina aspera d'Orbigny, 1826 accepted as Siphonaperta aspera (d'Orbigny, 1826)
413. Species Quinqueloculina australis Parr, 1932 accepted as Sigmamiliolinella australis (Parr, 1932) (Type species of Sigmamiliolinella)
414. Species Quinqueloculina banardi Rasheed, 1971 accepted as Quinqueloculina barnardi Rasheed, 1971 accepted as Lachlanella barnardi (Rasheed, 1971) (Incorrect subsequent spelling)
415. Species Quinqueloculina baragwanathi Parr, 1945 accepted as Miliolinella baragwanathi (Parr, 1945)
416. Species Quinqueloculina barnardi Rasheed, 1971 accepted as Lachlanella barnardi (Rasheed, 1971)
417. Species Quinqueloculina bassensis (Parr, 1945) accepted as Affinetrina bassensis (Parr, 1945) (unaccepted > superseded combination, Opinion of Łuczkowska (1972))
418. Species Quinqueloculina bicarinata d'Orbigny, 1826 accepted as Quinqueloculina bicarinata d'Orbigny in Terquem, 1878 (Nomen nudum)
419. Species Quinqueloculina bicornis (Walker & Jacob, 1798) accepted as Adelosina bicornis (Walker & Jacob, 1798) (Quinqueloculina bicornis sensu Haynes, 1973 differs from Walker & Jacob, 1798 species)
420. Species Quinqueloculina bulloides d'Orbigny, 1826 accepted as Quinqueloculina bulloides d'Orbigny in Terquem, 1878 (Nomen nudum)
421. Species Quinqueloculina chemnitziana (d'Orbigny, 1839) accepted as Triloculina chemnitziana d'Orbigny, 1839 (unaccepted > superseded combination)
422. Species Quinqueloculina circularis (Bornemann, 1855) accepted as Miliolinella circularis (Bornemann, 1855)
423. Species Quinqueloculina cliarensis (Heron-Allen & Earland, 1930) accepted as Adelosina cliarensis (Heron-Allen & Earland, 1930) (superseded original combination)
424. Species Quinqueloculina collumnosa Cushman, 1922 accepted as Cycloforina collumnosa (Cushman, 1922)
425. Species Quinqueloculina colomi Le Calvez & Le Calvez, 1958 accepted as Adelosina colomi (Le Calvez & Le Calvez, 1958)
426. Species Quinqueloculina contorta d'Orbigny, 1846 accepted as Cycloforina contorta (d'Orbigny, 1846) (Type species of Cycloforina)
427. Species Quinqueloculina cooki Vella, 1957 accepted as Lachlanella cooki (Vella, 1957) (opinion of Loeblich & Tappan, 1987)
428. Species Quinqueloculina costata d'Orbigny in Terquem, 1878 accepted as Quinqueloculina rhodiensis Parker, 1953 accepted as Quinqueloculina tenagos Parker, 1962 (unaccepted > junior homonym, Primary junior homonym of Quinqueloculina costata Karrer, 1867)
429. Species Quinqueloculina costata d'Orbigny, 1826 accepted as Quinqueloculina costata d'Orbigny in Terquem, 1878 accepted as Quinqueloculina rhodiensis Parker, 1953 accepted as Quinqueloculina tenagos Parker, 1962 (Nomen nudum)
430. Species Quinqueloculina costifera (Cushman, 1917) accepted as Ptychomiliola costifera (Cushman, 1917) (unaccepted > superseded combination)
431. Species Quinqueloculina crassatina (Brady, 1884) accepted as Siphonaperta crassatina (Brady, 1884) accepted as Pseudoflintina crassatina (Brady, 1884)
432. Species Quinqueloculina crenulata Cushman, 1932 accepted as Cycloforina crenulata (Cushman, 1932)
433. Species Quinqueloculina cultrata (Brady, 1881) accepted as Edentostomina cultrata (Brady, 1881)
434. Species Quinqueloculina curta Cushman, 1917 accepted as Cribrolinoides curta (Cushman, 1917)
435. Species Quinqueloculina dagornae Lévy et al., 1980 accepted as Adelosina dagornae (Lévy et al., 1980) (unaccepted > superseded combination, Opinion of Pignatti (1996))
436. Species Quinqueloculina denticulata Costa, 1856 accepted as Massilina secans var. denticulata (Costa, 1856) (Opinion of Earland (1905) [unclear if not a subjective junior synonym of M. secans; the denticulate keel is figured by d'Orbigny (in Fornasini). Le Coze (2021) pers. comm.])
437. Species Quinqueloculina depressa d'Orbigny, 1852 accepted as Adelosina depressa (d'Orbigny, 1852)
438. Species Quinqueloculina depressa d'Orbigny, 1826 accepted as Quinqueloculina depressa d'Orbigny, 1852 accepted as Adelosina depressa (d'Orbigny, 1852) (Nomen nudum)
439. Species Quinqueloculina dilatata d'Orbigny, 1839 accepted as Triloculinella dilatata (d'Orbigny, 1839)
440. Species Quinqueloculina disparilis d'Orbigny, 1826 accepted as Quinqueloculina disparilis d'Orbigny in Schlumberger, 1893 (Nomen nudum)
441. Species Quinqueloculina distorqueata Cushman, 1954 accepted as Siphonaperta distorqueata (Cushman, 1954)
442. Species Quinqueloculina dutemplei d'Orbigny, 1846 accepted as Adelosina dutemplei (d'Orbigny, 1846)
443. Species Quinqueloculina duthiersi (Schlumberger, 1886) accepted as Adelosina duthiersi Schlumberger, 1886 (Opinion of Pignatti (1996), Frontalini et al. (2014))
444. Species Quinqueloculina eburnea (d'Orbigny, 1839) accepted as Pseudolachlanella eburnea (d'Orbigny, 1839)
445. Species Quinqueloculina echinata (d'Orbigny in Fornasini, 1905) accepted as Triloculina echinata d'Orbigny in Fornasini, 1905 (unaccepted > superseded combination)
446. Species Quinqueloculina ectypha Loeblich & Tappan, 1994 accepted as Triloculina ectypha (Loeblich & Tappan, 1994) (Opinion of Zheng & Fu, 2008)
447. Species Quinqueloculina elegans d'Orbigny, 1826 accepted as Quinqueloculina elegans d'Orbigny in Terquem, 1878 accepted as Adelosina elegans var. angulata Wiesner, 1923 (Nomen nudum)
448. Species Quinqueloculina elegans d'Orbigny in Terquem, 1878 accepted as Adelosina elegans var. angulata Wiesner, 1923 (unaccepted > junior homonym, Nomen novum in Wiesner (1923) Secondary junior homonym of Miliolina bicornis var. elegans Williamson, 1858)
449. Species Quinqueloculina exmouthensis Parker, 2009 accepted as Cycloforina exmouthensis (Parker, 2009) (Opinion of Thissen & Langer (2017))
450. Species Quinqueloculina exsculpta (Heron-Allen & Earland, 1915) accepted as Cycloforina exsculpta (Heron-Allen & Earland, 1915)
451. Species Quinqueloculina ferussacii d'Orbigny, 1826 accepted as Quinqueloculina ferussaci d'Orbigny in Deshayes, 1832 † accepted as Articulina ferussaci (d'Orbigny in Deshayes, 1832) † (Nomen nudum & incorrect subsequent spelling inherited from Brady's misinterpretation (1884))
452. Species Quinqueloculina fichteliana (d'Orbigny, 1839) accepted as Miliolinella fichteliana (d'Orbigny, 1839)
453. Species Quinqueloculina flavescens d'Orbigny, 1826 accepted as Quinqueloculina flavescens d'Orbigny in Fornasini, 1905 (Nomen nudum)
454. Species Quinqueloculina funafutiensis (Chapman, 1901) accepted as Triloculina funafutiensis (Chapman, 1901)
455. Species Quinqueloculina fusca Brady, 1870 accepted as Miliammina fusca (Brady, 1870) (Opinion of Brönnimann, Whittaker & Zaninetti, 1992)
456. Species Quinqueloculina fusiformis Zheng, 1979 accepted as Quinqueloculina zhengi Parker, 2009 (unaccepted > junior homonym, Primary junior homonym of Quinqueloculina fusiformis Petri, 1957)
457. Species Quinqueloculina gracilis Costa, 1856 accepted as Adelosina gracilis (Costa, 1856) (Opinion of Pignatti (1996))
458. Species Quinqueloculina grandis Gudina, 1966 accepted as Miliolinella grandis (Gudina, 1966) (Opinion of Gudina (1973))
459. Species Quinqueloculina granulocostata Germeraad, 1946 accepted as Pseudotriloculina granulocostata (Germeraad, 1946) accepted as Cycloforina granulocostata (Germeraad, 1946)
460. Species Quinqueloculina groenlandica Cushman, 1933 accepted as Silicosigmoilina groenlandica (Cushman) emend Loeblich & Tappan, 1953
461. Species Quinqueloculina guadalupensis McCulloch, 1977 accepted as Sigmoilopsis arenata (Cushman, 1921)
462. Species Quinqueloculina gualtieriana d'Orbigny, 1839 accepted as Massilina gualtieriana (d'Orbigny, 1839) (Opinion of Cimerman and Langer (1991))
463. Species Quinqueloculina guancha d'Orbigny, 1839 accepted as Quinqueloculina disparilis d'Orbigny, 1826 accepted as Quinqueloculina disparilis d'Orbigny in Schlumberger, 1893
464. Species Quinqueloculina haigi (Langer, 1992) accepted as Pitella haigi Langer, 1992 (Type species of Pitella)
465. Species Quinqueloculina horrida Cushman, 1947 accepted as Siphonaperta horrida (Cushman, 1947) (Opinion of Hottinger, Halicz and Reiss (1993))
466. Species Quinqueloculina hybrida Terquem, 1878 accepted as Miliolina hybrida (Terquem, 1878) accepted as Triloculina hybrida (Terquem, 1878) accepted as Miliolinella hybrida (Terquem, 1878) (Opinion of Wiesner (1923))
467. Species Quinqueloculina incisura (Todd, 1957) accepted as Triloculina incisura Todd, 1957
468. Species Quinqueloculina inflata (d'Orbigny, 1826) accepted as Triloculina inflata d'Orbigny, 1826
469. Species Quinqueloculina inornata (d'Orbigny, 1846) accepted as Pyrgo inornata (d'Orbigny, 1846)
470. Species Quinqueloculina intricata Terquem, 1878 accepted as Adelosina intricata (Terquem, 1878) (superseded original combination)
471. Species Quinqueloculina irregularis d'Orbigny, 1826 accepted as Quinqueloculina irregularis d'Orbigny in Terquem, 1878 (Nomen nudum)
472. Species Quinqueloculina italica Terquem, 1878 accepted as Adelosina italica (Terquem, 1878) (Opinion of Sgarrella et al. (1993))
473. Species Quinqueloculina juleana d'Orbigny, 1846 accepted as Cycloforina juleana (d'Orbigny, 1846) accepted as Cycloforina contorta (d'Orbigny, 1846)
474. Species Quinqueloculina karreri Reuss, 1869 accepted as Miliolina karreri (Reuss, 1869) accepted as Cycloforina karreri (Reuss, 1869)
475. Species Quinqueloculina kerimbatica (Heron-Allen & Earland, 1915) accepted as Pseudotriloculina kerimbatica (Heron-Allen & Earland, 1915)
476. Species Quinqueloculina kuromatsunaiensis Asano, 1936 accepted as Quinqueloculina kuromatunaiensis Asano, 1936 † (Subsequent misspelling)
477. Species Quinqueloculina laevigata d'Orbigny, 1826 accepted as Quinqueloculina laevigata d'Orbigny, 1839 (Nomen nudum)
478. Species Quinqueloculina lamellidens Reuss, 1863 accepted as Miliolinella lamellidens (Reuss, 1863) (unaccepted > superseded combination, Opinion of Cushman (1933) [invalid designation of a new type species for Miliolinella])
479. Species Quinqueloculina laticollis Le Calvez & Le Calvez, 1958 accepted as Agglutinella laticollis (Le Calvez & Le Calvez, 1958) (unaccepted > superseded combination, Opinion of Cherif et al. (1997))
480. Species Quinqueloculina limbata d'Orbigny, 1826 accepted as Quinqueloculina limbata d'Orbigny in Fornasini, 1905 accepted as Pseudotriloculina limbata (d'Orbigny in Fornasini, 1905) (Nomen nudum)
481. Species Quinqueloculina limbata d'Orbigny in Fornasini, 1905 accepted as Pseudotriloculina limbata (d'Orbigny in Fornasini, 1905) (Opinion of Thissen & Langer (2017))
482. Species Quinqueloculina linneiana (d'Orbigny, 1839) accepted as Pseudotriloculina linneiana (d'Orbigny, 1839)
483. Species Quinqueloculina lizardi Baccaert, 1987 (unaccepted > interim unpublished)
484. Species Quinqueloculina longirostra d'Orbigny, 1826 accepted as Adelosina longirostra (d'Orbigny, 1826) (Opinion of Wiesner (1923))
485. Species Quinqueloculina lucida Karrer, 1868 accepted as Siphonaperta lucida (Karrer, 1868)
486. Species Quinqueloculina lutea (d'Orbigny, 1839) accepted as Miliolinella lutea (d'Orbigny, 1839) (Opinion of Boltovskoy et al. (1980), Kim et al. (2015))
487. Species Quinqueloculina lyra d'Orbigny, 1826 accepted as Quinqueloculina lyra d'Orbigny in Deshayes, 1832 accepted as Adelosina lyra (d'Orbigny in Deshayes, 1832) (Nomen nudum)
488. Species Quinqueloculina lyra d'Orbigny in Deshayes, 1832 accepted as Adelosina lyra (d'Orbigny in Deshayes, 1832) (Opinion of Pignatti (1996))
489. Species Quinqueloculina macilenta (Brady, 1884) accepted as Pseudomassilina macilenta (Brady, 1884)
490. Species Quinqueloculina mediterranensis Le Calvez & Le Calvez, 1958 accepted as Adelosina mediterranensis (Le Calvez & Le Calvez, 1958) (Opinion of Cimerman and Langer (1991))
491. Species Quinqueloculina meridionalis d'Orbigny, 1839 accepted as Miliolinella meridionalis (d'Orbigny, 1839)
492. Species Quinqueloculina miles Vella, 1957 accepted as Quinqueloculina boueana d'Orbigny, 1846 (subjective junior synonym in opinion of Hayward et al (2010))
493. Species Quinqueloculina milletti (Wiesner, 1923) accepted as Quinqueloculina milletti (Wiesner, 1912)
494. Species Quinqueloculina neolaevigata El-Nakhal, 1980 accepted as Quinqueloculina laevigata d'Orbigny, 1839 (Nomen novum pro Q. laevigata d'Orbigny, 1839 not Deshayes, 1831 (not in use))
495. Species Quinqueloculina neostriatula Thalmann, 1950 accepted as Varidentella neostriatula (Thalmann, 1950) (Opinion of Hottinger et al. (1993))
496. Species Quinqueloculina norvangi Boltovskoy, 1954 accepted as Quinqueloculina nitida Nørvang, 1945 (Unnecessary nomen novum)
497. Species Quinqueloculina nussdorfensis d'Orbigny, 1846 accepted as Cycloforina nussdorfensis (d'Orbigny, 1846) †
498. Species Quinqueloculina oblonga (Montagu, 1803) accepted as Triloculina oblonga (Montagu, 1803)
499. Species Quinqueloculina oculus d'Orbigny, 1826 accepted as Quinqueloculina oculus d'Orbigny in Terquem, 1878 (Nomen nudum)
500. Species Quinqueloculina orbiculata Cushman & Stainforth, 1951 accepted as Sigmoilina orbiculata (Cushman & Stainforth, 1951)
501. Species Quinqueloculina ornatissima Karrer, 1868 accepted as Hauerina ornatissima (Karrer, 1868)
502. Species Quinqueloculina osinclinatum Le Calvez & Le Calvez, 1958 accepted as Siphonaperta osinclinatum (Le Calvez & Le Calvez, 1958)
503. Species Quinqueloculina ovula Terquem, 1878 (unaccepted > junior homonym, Primary junior homonym of Quinqueloculina ovula Karrer, 1868)
504. Species Quinqueloculina partschii d'Orbigny, 1846 (unaccepted, Opinion of Cimerman and Langer (1991))
505. Species Quinqueloculina patagonica d'Orbigny, 1839 (unaccepted, Opinion of Loeblich and Tappan (1994))
506. Species Quinqueloculina pauperata d'Orbigny, 1846 (unaccepted, Subjective junior synonym Opinion of Łuczkowska (1974), Papp & Schmid (1985))
507. Species Quinqueloculina pentagona Giunta, 1954 (unaccepted, Subjective junior synonym Opinion of Knudsen and Lykke-Andersen (1982))
508. Species Quinqueloculina peruviana d'Orbigny, 1839 (unaccepted)
509. Species Quinqueloculina petrophila Bermúdez & Seiglie, 1963 (unaccepted)
510. Species Quinqueloculina phoenicia (Martinotti, 1921) (unaccepted)
511. Species Quinqueloculina pittensis Albani, 1974 (unaccepted, subjective junior synonym in opinion of Hayward et al (2010))
512. Species Quinqueloculina planciana (d'Orbigny, 1839) (unaccepted)
513. Species Quinqueloculina planciana d'Orbigny, 1839 (unaccepted, Opinion of Cimerman and Langer (1991))
514. Species Quinqueloculina procera (Goës, 1896) (unaccepted > superseded combination)
515. Species Quinqueloculina pseudodepressa Mangin, 1960 (unaccepted, Opinion of Zheng & Fu, 2008)
516. Species Quinqueloculina pseudoreticulata Parr, 1941 (unaccepted, Opinion of Jones (2013))
517. Species Quinqueloculina pulchella d'Orbigny, 1826 (unaccepted, New combination in Brady (1884))
518. Species Quinqueloculina punctata d'Orbigny, 1826 (unaccepted, Nomen nudum)
519. Species Quinqueloculina punctata d'Orbigny in Fornasini, 1905 (unaccepted > junior homonym, Primary junior homonym of Quinqueloculina punctata Reuss, 1853)
520. Species Quinqueloculina quadrata Nørvang, 1945 (unaccepted)
521. Species Quinqueloculina quadrilateralis (d'Orbigny, 1839) (unaccepted)
522. Species Quinqueloculina quinquecarinata Collins, 1958 (unaccepted, Opinion of Hottinger et al. (1993))
523. Species Quinqueloculina radiosa Terquem, 1878 (unaccepted, Taxon inquirendum: Opinion of Mangin (1960) [Lost type; Quinqueloculina elegans var. ?]; transfer to Adelosina: Pignatti (1996))
524. Species Quinqueloculina rawackensis d'Orbigny, 1826 (unaccepted, Nomen nudum)
525. Species Quinqueloculina rhodiensis Parker, 1953 (unaccepted > junior homonym, Secondary junior homonym of Miliolina rhodiensis Wiesner, 1912)
526. Species Quinqueloculina rugosa d'Orbigny, 1852 (unaccepted)
527. Species Quinqueloculina rugosa d'Orbigny, 1826 (unaccepted, Nomen nudum)
528. Species Quinqueloculina sabulosa Cushman, 1947 (unaccepted)
529. Species Quinqueloculina schauinslandi (Rhumbler, 1906) (unaccepted, In opinion of Parker (2009))
530. Species Quinqueloculina schreiberiana (d'Orbigny, 1839) (unaccepted, Genus transfer)
531. Species Quinqueloculina secans d'Orbigny, 1826 (unaccepted)
532. Species Quinqueloculina semilunaris Terquem, 1880 (unaccepted, Opinion of Pignatti (1996))
533. Species Quinqueloculina seminuda Terquem, 1878 (unaccepted > junior homonym, Nomen novum in Wiesner (1912) Junior homonym of Quinqueloculina seminuda Reuss, 1866)
534. Species Quinqueloculina seminula (Linnaeus, 1758) (unaccepted, Noun (Latin), seminulum is the dimunitive of semen (neuter), seed. See ICZN article 34.2.1.)
535. Species Quinqueloculina semiplicata McCulloch, 1977 (unaccepted, Opinion of Hottinger et al. (1993))
536. Species Quinqueloculina semireticulosa Cushman, 1932 (unaccepted, Opinion of Thissen & Langer (2017))
537. Species Quinqueloculina semistriata d'Orbigny, 1826 (unaccepted, Nomen nudum)
538. Species Quinqueloculina sidebottomi (Rasheed, 1971) (unaccepted)
539. Species Quinqueloculina soldanii d'Orbigny, 1826 (unaccepted)
540. Species Quinqueloculina speciosa Reuss, 1856 (unaccepted)
541. Species Quinqueloculina stelligera Schlumberger, 1893 (unaccepted > junior homonym, Junior homonym of Quinqueloculina stelligera Terquem, 1882)
542. Species Quinqueloculina striatula Cushman, 1932 (unaccepted > junior homonym, New name in Thalmann (1950) Primary junior homonym of Quinqueloculina striatula Deshayes, 1831)
543. Species Quinqueloculina subagglutinata Asano, 1936 (unaccepted, Opinion of Makled and Langer (2011))
544. Species Quinqueloculina subcarinata d'Orbigny, 1826 (unaccepted, Nomen nudum)
545. Species Quinqueloculina subgranulata (Cushman, 1918) (unaccepted)
546. Species Quinqueloculina suborbicularis d'Orbigny, 1826 (unaccepted, Nomen nudum)
547. Species Quinqueloculina subrotunda (Montagu, 1803) (unaccepted)
548. Species Quinqueloculina sulcata d'Orbigny, 1826 (unaccepted, Nomen nudum)
549. Species Quinqueloculina tenuicollis (Wiesner, 1923) (unaccepted)
550. Species Quinqueloculina tenuis Cžjžek, 1848 (unaccepted, Opinion of Sztrákos (1979), Jones (1994))
551. Species Quinqueloculina timorensis (Loeblich & Tappan, 1994) (unaccepted)
552. Species Quinqueloculina triangularis d'Orbigny, 1826 (unaccepted, Nomen nudum)
553. Species Quinqueloculina triangularis d'Orbigny, 1846 (unaccepted, subjective junior synonym in opinion of Hayward et al (2010))
554. Species Quinqueloculina tubulosa Seguenza, 1862 (unaccepted, Opinion of Cushman (1944))
555. Species Quinqueloculina undulata d'Orbigny, 1826 (unaccepted, Nomen nudum)
556. Species Quinqueloculina undulata d'Orbigny, 1852 (unaccepted, Opinion of Cimerman and Langer (1991))
557. Species Quinqueloculina variolata d'Orbigny, 1826 (unaccepted, Nomen nudum)
558. Species Quinqueloculina villafranca Le Calvez & Le Calvez, 1958 (unaccepted, Opinion of Cimerman and Langer (1991))
559. Species Quinqueloculina wiesneri Parr, 1950 (unaccepted)
560. Species Quinqueloculina williamsoni Le Calvez & Le Calvez, 1958 (unaccepted, Unnecessary nomen novum)
561. Subgenus Quinqueloculina (Quinqueloculina) d'Orbigny, 1826 (alternative representation)
     1. Species Quinqueloculina (Quinqueloculina) incisa Vella, 1957
     2. Species Quinqueloculina (Quinqueloculina) sigmoilinoides Vella, 1957 accepted as Quinqueloculina neosigmoilinoides Kennett, 1966 (unaccepted > junior homonym, Junior homonym of Quinqueloculina sigmoilinoides Gianotti, 1953)
562. Species Quinqueloculina costata Karrer, 1867 represented as Quinqueloculina karreri Reuss, 1869 accepted as Miliolina karreri (Reuss, 1869) accepted as Cycloforina karreri (Reuss, 1869) (Reuss (1869) published a nomen novum to avoid the homonymy with Q. costata d'Orbigny [1826=Nomen nudum] valid in Terquem 1878. Q. karreri is an unnecessary nom. nov. but is mainly in use)
563. Species Quinqueloculina enoplostoma d'Orbigny, 1839 represented as Dentostomina enoplostoma (d'Orbigny, 1839)
564. Species Quinqueloculina ferussacii (d'Orbigny, sp. Brady, 1884) represented as Adelosina ferussacii (d'Orbigny, sp. Brady, 1884)
565. Species Quinqueloculina incisa Vella, 1957 represented as Quinqueloculina (Quinqueloculina) incisa Vella, 1957
566. Species Quinqueloculina sigmoilinoides Vella, 1957 represented as Quinqueloculina (Quinqueloculina) sigmoilinoides Vella, 1957 accepted as Quinqueloculina neosigmoilinoides Kennett, 1966
567. Species Quinqueloculina alata Terquem, 1875 (uncertain > nomen dubium, Opinion of Lévy et al. (1975))
568. Species Quinqueloculina canaliculata Terquem, 1878 (uncertain > nomen dubium, Probably belongs to the genus Spiroloculina. Very rare. Fossil (Pliocene).)
569. Species Quinqueloculina inconstans Terquem, 1878 accepted as Adelosina inconstans (Terquem, 1878) (uncertain > nomen dubium, Nomen dubium Opinion of Mangin (1960) [not valid][primary junior homonym of Quinqueloculina inconstans Terquem, 1874])
570. Species Quinqueloculina longidentata Terquem, 1882 (uncertain > taxon inquirendum, Opinion of Le Calvez (1947), unidentified juvenile)
571. Species Quinqueloculina semiornata Terquem, 1876 accepted as Adelosina semiornata (Terquem, 1876) (uncertain > nomen dubium, Status: Opinion of Lévy et al. (1975); transfer to Adelosina: Pignatti (1996))

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