1. Species Cassidulina akseli Digas, 1972
2. Species Cassidulina albemarlensis Mcculloch, 1977
3. Species Cassidulina asanoi Uchio, 1950
4. Species Cassidulina auka Boltovskoy & Theyer, 1970
5. Species Cassidulina braziliensis Cushman, 1922
6. Species Cassidulina caledoniana McCulloch, 1981
7. Species Cassidulina caribbeanica McCulloch, 1981
8. Species Cassidulina carinata Silvestri, 1896
9. Species Cassidulina costatula Cushman, 1933
10. Species Cassidulina cretacea Cushman, 1931
11. Species Cassidulina crustosa Saidova, 1975
12. Species Cassidulina curvata Phleger & Parker, 1951
13. Species Cassidulina curvatiformis McCulloch, 1977
14. Species Cassidulina deafueraensis McCulloch, 1977
15. Species Cassidulina delicatiformis (McCulloch, 1977)
16. Species Cassidulina detierraensis McCulloch, 1977
17. Species Cassidulina differens McCulloch, 1977
18. Species Cassidulina elegantissima Cushman, 1925
19. Species Cassidulina hoodensis McCulloch, 1977
20. Species Cassidulina inflatiformis McCulloch, 1977
21. Species Cassidulina insueta Cushman, 1947
22. Species Cassidulina izuensis Aoki, 1967
23. Species Cassidulina laevigata d'Orbigny, 1826
24. Species Cassidulina limbata Cushman & Hughes, 1925
25. Species Cassidulina lineocorrugata McCulloch, 1977
26. Species Cassidulina lobulata McCulloch, 1977
27. Species Cassidulina lomitensis Galloway & Wissler, 1927
28. Species Cassidulina micae (Saidova, 1975)
29. Species Cassidulina moluccensis Germeraad, 1946
30. Species Cassidulina monicaniformis McCulloch, 1977
31. Species Cassidulina neoteretis Seidenkrantz, 1995
32. Species Cassidulina obtusa Williamson, 1858
33. Species Cassidulina palmerae Bermúdez & Acosta, 1940
34. Species Cassidulina patula Cushman, 1933
35. Species Cassidulina penangensis McCulloch, 1977
36. Species Cassidulina perumbonata Keyzer, 1953
37. Species Cassidulina pilasensis McCulloch, 1977
38. Species Cassidulina planata Saidova, 1975
39. Species Cassidulina planulata McCulloch, 1977
40. Species Cassidulina pulchella d'Orbigny, 1839
41. Species Cassidulina quadrata Cushman & Hughes, 1925
42. Species Cassidulina radiata Chave, 1987
43. Species Cassidulina rarilocula Cushman, 1933
44. Species Cassidulina reniforme Nørvang, 1945
45. Species Cassidulina seca McCulloch, 1977
46. Species Cassidulina simpsonsbayensis McCulloch, 1977
47. Species Cassidulina singularis Troitskaya, 1970
48. Species Cassidulina spiniferiformis McCulloch, 1977
49. Species Cassidulina spiralis Natland, 1938
50. Species Cassidulina striatostoma Zheng, 1979
51. Species Cassidulina stschedrini Saidova, 1961
52. Species Cassidulina subacuta (Gudina, 1966)
53. Species Cassidulina subcarinata Uchio, 1960
54. Species Cassidulina subtumida Cushman, 1933
55. Species Cassidulina teretis Tappan, 1951
56. Species Cassidulina tortuosa Cushman & Hughes, 1925
57. Species Cassidulina translucens Cushman & Hughes, 1925
58. Species Cassidulina tumida Natland, 1938 (accepted > unreplaced junior homonym, Primary junior homonym of Cassidulina laevigata var. tumida Heron-Allen & Earland, 1922)
59. Species Cassidulina velaensis McCulloch, 1981
60. Species Cassidulina victoriensis Collins, 1974
61. Species Cassidulina vulgata McCulloch, 1977
62. Species Cassidulina wenmanensis Mcculloch, 1977
63. Species Cassidulina wordeni McCulloch, 1977
64. Species Cassidulina wrangellensis McCulloch, 1977
65. Subgenus Cassidulina (Orthoplecta) Brady, 1884 accepted as Orthoplecta Brady, 1884
    1. Species Cassidulina (Orthoplecta) clavata Brady, 1884 accepted as Orthoplecta clavata (Brady, 1884)
66. Species Cassidulina algida Cushman, 1944 accepted as Islandiella algida (Cushman, 1944) (unaccepted > superseded combination, Opinion of Miller (1993))
67. Species Cassidulina alternans Yabe & Hanzawa, 1925 accepted as Globocassidulina elegans (Sidebottom, 1910) (unaccepted > junior subjective synonym, Subjective junior synonym Opinion of Hasegawa and Nomura (1995))
68. Species Cassidulina angulosa Cushman, 1933 accepted as Paracassidulina angulosa (Cushman, 1933)
69. Species Cassidulina australis Phleger & Parker, 1951 accepted as Islandiella australis (Phleger & Parker, 1951) (Type species of Cassidulita which is synonymised to Islandiella)
70. Species Cassidulina biora Crespin, 1960 accepted as Globocassidulina biora (Crespin, 1960) (unaccepted > superseded combination)
71. Species Cassidulina bradshawi Uchio, 1960 accepted as Cassidulina reniforme Nørvang, 1945 (Subjective junior synonym in opinion of Kawagata and Kamihashi (2016))
72. Species Cassidulina bradyi Norman, 1881 accepted as Evolvocassidulina bradyi (Norman, 1881) (Opinion of Nomura (1983))
73. Species Cassidulina brevis Aoki, 1968 accepted as Evolvocassidulina brevis (Aoki, 1968) (Opinion of Xu and Ujiie (1994))
74. Species Cassidulina brocha Poag, 1966 accepted as Globocassidulina brocha (Poag, 1966) (unaccepted > superseded combination, Opinion of Nomura (1983), Hasegawa and Nomura (1995))
75. Species Cassidulina californica Cushman & Hughes, 1925 accepted as Islandiella californica (Cushman & Hughes, 1925) (Opinion of Ujiie & Kusukawa, 1969)
76. Species Cassidulina charlottensis Cushman, 1925 accepted as Robertina charlottensis (Cushman, 1925) accepted as Robertinoides charlottensis (Cushman, 1925) (Opinion of Cushman (1933))
77. Species Cassidulina clavata Brady, 1884 accepted as Orthoplecta clavata (Brady, 1884)
78. Species Cassidulina complanata Ujiié & Kusukawa, 1969 accepted as Globocassidulina complanata (Ujiié & Kusukawa, 1969) (Opinion of Nomura (1999) Junior homonym of Cassidulina complanata Voloshinova, 1952)
79. Species Cassidulina crassa d'Orbigny, 1839 accepted as Globocassidulina crassa (d'Orbigny, 1839)
80. Species Cassidulina cushmani Stewart & Stewart, 1930 accepted as Takayanagia cushmani (Stewart & Stewart, 1930) (Opinion of Setoyama and Kaminski (2015))
81. Species Cassidulina delicata Cushman, 1927 accepted as Takayanagia delicata (Cushman, 1927)
82. Species Cassidulina depressa Asano & Nakamura, 1937 accepted as Globocassidulina depressa (Asano & Nakamura, 1937)
83. Species Cassidulina elegans Sidebottom, 1910 accepted as Globocassidulina elegans (Sidebottom, 1910)
84. Species Cassidulina excavata Voloshinova, 1952 accepted as Islandiella excavata (Voloshinova, 1952) (Opinion of Voloshinova et al. (1970))
85. Species Cassidulina gemma Todd, 1954 accepted as Globocassidulina gemma (Todd, 1954) (unaccepted > superseded combination, Opinion of Belford (1966))
86. Species Cassidulina globosa Hantken, 1875 accepted as Globocassidulina globosa (Hantken, 1875) (Opinion of Cicha et al. (1998))
87. Species Cassidulina inflata Gudina, 1966 accepted as Islandiella inflata (Gudina, 1966) (Opinion of Feyling-Hanssen (1976))
88. Species Cassidulina inflata LeRoy, 1944 accepted as Lernella inflata (LeRoy, 1944) (Opinion of Nomura (1983))
89. Species Cassidulina islandica Nørvang, 1945 accepted as Islandiella islandica (Nørvang, 1945) accepted as Islandiella algida (Cushman, 1944) (Opinion of Nørvang (1958))
90. Species Cassidulina jamesoni McCulloch, 1977 accepted as Globocassidulina jamesoni (McCulloch, 1977)
91. Species Cassidulina japonica Asano & Nakamura, 1937 accepted as Islandiella japonica (Asano & Nakamura, 1937) (unaccepted > superseded combination, Opinion of Nomura (1983), Hasegawa and Nomura (1995))
92. Species Cassidulina jonesiana Brady, 1881 accepted as Ceratobulimina jonesiana (Brady, 1881)
93. Species Cassidulina kasiwazakiensis Husezima & Maruhasi, 1944 accepted as Cassidulita kasiwazakiensis (Husezima & Maruhasi, 1944) accepted as Islandiella kasiwazakiensis (Husezima & Maruhasi, 1944)
94. Species Cassidulina kattoi Takayanagi, 1953 accepted as Globocassidulina kattoi (Takayanagi, 1953) (Opinion of Zheng & Fu, 2008)
95. Species Cassidulina marshallana Todd, 1954 accepted as Burseolina marshallana (Todd, 1954)
96. Species Cassidulina mexicana Cushman, 1922 accepted as Cassidulinoides mexicana (Cushman, 1922)
97. Species Cassidulina minuta Cushman, 1933 accepted as Globocassidulina minuta (Cushman, 1933) accepted as Paracassidulina minuta (Cushman, 1933)
98. Species Cassidulina miuraensis (Higuchi, 1956) accepted as Cassidulinoides miuraensis Higuchi, 1956 accepted as Paracassidulina miuraensis (Higuchi, 1956)
99. Species Cassidulina neocarinata Thalmann, 1950 accepted as Paracassidulina neocarinata (Thalmann, 1950) (Opinion of Seidenkrantz (1995))
100. Species Cassidulina nipponensis (Eade, 1969) accepted as Paracassidulina nipponensis (Eade, 1969) (Type species of Paracassidulina)
101. Species Cassidulina norcrossi Cushman, 1933 accepted as Islandiella norcrossi (Cushman, 1933) (unaccepted > superseded combination, Opinion of Norvang (1959))
102. Species Cassidulina norvangi Thalmann, 1952 accepted as Cassidulina reniforme Nørvang, 1945 (Subjective junior synonym of C. reniforme in opinion of Hayward et al. (2010))
103. Species Cassidulina oblonga Reuss, 1850 accepted as Globocassidulina oblonga (Reuss, 1850) (Opinion of Cicha et al. (1998))
104. Species Cassidulina orientale Cushman, 1925 accepted as Globocassidulina nipponensis Eade, 1969 accepted as Paracassidulina nipponensis (Eade, 1969) (unaccepted > junior homonym, Junior homonym of Cassidulina orientalis Cushman, 1922)
105. Species Cassidulina orientalis Cushman, 1922 accepted as Evolvocassidulina orientalis (Cushman, 1922)
106. Species Cassidulina oshimai Aoki, 1967 accepted as Paracassidulina oshimai (Aoki, 1967)
107. Species Cassidulina pacifica Cushman, 1925 accepted as Burseolina pacifica (Cushman, 1925)
108. Species Cassidulina paratortuosa Kuwano, 1954 accepted as Globocassidulina paratortuosa (Kuwano, 1954)
109. Species Cassidulina parkeriana Brady, 1881 accepted as Cassidulinoides parkeriana (Brady, 1881) (Type species of Cassidulinoides)
110. Species Cassidulina pupa d'Orbigny, 1839 accepted as Ehrenbergina pupa (d'Orbigny, 1839) (Opinion of Brady (1884))
111. Species Cassidulina quasisulcata Belford, 1966 accepted as Takayanagia quasisulcata (Belford, 1966) (Opinion of Hatta & Ujiie, 1992)
112. Species Cassidulina rossensis (Kennett, 1967) accepted as Globocassidulina rossensis Kennett, 1967 (unaccepted > superseded combination)
113. Species Cassidulina sagamiensis Asano & Nakamura, 1937 accepted as Paracassidulina sagamiensis (Asano & Nakamura, 1937) (Opinion of Nomura (1983))
114. Species Cassidulina sagmiensis Asano & Nakamura, 1937 accepted as Cassidulina sagamiensis Asano & Nakamura, 1937 accepted as Paracassidulina sagamiensis (Asano & Nakamura, 1937) (Incorrect spelling)
115. Species Cassidulina setanaensis Asano & Nakamura, 1937 accepted as Islandiella setanaensis (Asano & Nakamura, 1937) (Opinion of Nomura (1983), Hasegawa and Nomura (1995))
116. Species Cassidulina subcalifornica Drooger, 1953 accepted as Globocassidulina subcalifornica (Drooger, 1953) accepted as Globocassidulina depressa (Asano & Nakamura, 1937) (unaccepted > superseded combination)
117. Species Cassidulina subglobosa Brady, 1881 accepted as Globocassidulina subglobosa (Brady, 1881) (Type species of Globocassidulina)
118. Species Cassidulina sublimbata Asano & Nakamura, 1937 accepted as Islandiella sublimbata (Asano & Nakamura, 1937) (unaccepted > superseded combination, Opinion of Nomura (1983), Hasegawa and Nomura (1995))
119. Species Cassidulina sulcata Belford, 1966 accepted as Paracassidulina sulcata (Belford, 1966)
120. Species Cassidulina tomiyensis Uchio, 1951 accepted as Paracassidulina tomiyensis (Uchio, 1951)
121. Species Cassidulina wakasaensis Asano & Nakamura, 1937 accepted as Islandiella wakasaensis (Asano & Nakamura, 1937) (unaccepted > superseded combination, Opinion of Nomura (1983), Hasegawa and Nomura (1995))
122. Species Cassidulina yabei Asano & Nakamura, 1937 accepted as Islandiella yabei (Asano & Nakamura, 1937) (unaccepted > superseded combination, Opinion of Nomura (1983), Hasegawa and Nomura (1995))
123. Species Cassidulina decorata Sidebottom, 1910 represented as Globocassidulina decorata (Sidebottom, 1910)

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