1. Subgenus Delphinula (Pseudoninella) Sacco, 1896 † accepted as Pseudoninella Sacco, 1896 † (unaccepted > superseded rank)
   1. Species Delphinula (Pseudoninella) depressa Ravn, 1933 † accepted as Pictarene faxensis Pacaud, 2023 † (unaccepted > junior homonym, invalid: junior homonym of Delphinula depressa I. Lea, 1833; Pictarene faxensis is a replacement name)
   2. Species Delphinula (Pseudoninella) miosolarioides Sacco, 1896 † accepted as Pseudoninella miosolarioides (Sacco, 1896) † (unaccepted > superseded combination)
   3. Species Delphinula (Pseudoninella) planibasis Cossmann & Peyrot, 1917 † accepted as Pictarene planibasis (Cossmann & Peyrot, 1917) † (unaccepted > superseded combination)
   4. Species Delphinula (Pseudoninella) raulini Cossmann, 1916 † accepted as Pictarene raulini (Cossmann, 1916) † (unaccepted > superseded combination)
2. Species Delphinula aculeata Reeve, 1842 accepted as Angaria delphinus (Linnaeus, 1758)
3. Species Delphinula adamantina Duclos, 1834 † accepted as Liotina adamantina (Duclos, 1834) † (unaccepted > superseded combination)
4. Species Delphinula alta J. Morris & Lycett, 1851 † accepted as Metriacanthus altus (J. Morris & Lycett, 1851) † (unaccepted > superseded combination)
5. Species Delphinula atrata Reeve, 1842 accepted as Angaria delphinus (Linnaeus, 1758)
6. Species Delphinula australis Kiener, 1838 accepted as Austroliotia australis (Kiener, 1838) (original combination)
7. Species Delphinula bellardii Michelotti, 1847 † accepted as Pseudonina bellardii (Michelotti, 1847) † (original combination)
8. Species Delphinula biangulata Deshayes, 1832 † accepted as Vermicularia biangulata (Deshayes, 1832) † (unaccepted > superseded combination)
9. Species Delphinula bronnii R. A. Philippi, 1847 † accepted as Pictarene bronnii (R. A. Philippi, 1847) † (unaccepted > superseded combination)
10. Species Delphinula buckmani J. Morris & Lycett, 1851 accepted as Nododelphinula buckmani (J. Morris & Lycett, 1851) † (unaccepted > superseded combination)
11. Species Delphinula calcar Lamarck, 1804 † accepted as Angaria subcalcar (A. d'Orbigny, 1850) † (invalid: junior secondary homonym of Turbo calcar Linnaeus, 1758; Turbo subcalcar is a replacement name)
12. Species Delphinula calcar A. Adams, 1850 accepted as Angaria calcarella H. Adams & A. Adams, 1854 (Invalid: junior primary homonym of Delphinula calcar Lamarck, 1804; Angaria calcarella H. Adams & A. Adams, 1854 is a replacement name.)
13. Species Delphinula calcaroides Cantraine, 1842 accepted as Scissurella costata A. d'Orbigny, 1824
14. Species Delphinula callifera Deshayes, 1832 † accepted as Leucorhynchia callifera (Deshayes, 1832) † (original combination)
15. Species Delphinula canalifera Lamarck, 1804 † accepted as Collonia canalifera (Lamarck, 1804) † (unaccepted > superseded combination)
16. Species Delphinula cancellata J. E. Gray, 1828 accepted as Liotia cancellata (Gray, 1828) (unaccepted > superseded combination)
17. Species Delphinula cancellata Klipstein, 1844 † accepted as Zygites subcancellata (A. d'Orbigny, 1850) † (unaccepted > junior homonym)
18. Species Delphinula carinata Millet, 1854 † accepted as Alvania acuticarinata Landau, Ceulemans & Van Dingenen, 2018 † (invalid: junior homonym of Delphinula carinata Woodward, 1833; Alvania acuticarinata is a replacement name)
19. Species Delphinula cidaris Reeve, 1843 accepted as Globarene cidaris (Reeve, 1843) (original combination)
20. Species Delphinula cingulata R. A. Philippi, 1852 accepted as Cyclostrema cingulatum (R. A. Philippi, 1852) (unaccepted > superseded combination)
21. Species Delphinula conica Lamarck, 1804 † accepted as Trypatrochus conicus (Lamarck, 1804) † (original combination)
22. Species Delphinula coronata A. Adams, 1850 accepted as Angaria incisa (Reeve, 1842) (invalid: junior homonym of Delphinula coronata Roemer, 1841)
23. Species Delphinula coronata F. A. Roemer, 1841 † accepted as Angaria coronata (F. A. Roemer, 1841) † (unaccepted > superseded combination)
24. Species Delphinula coronoserra Quenstedt, 1882 † accepted as Asperilla longispina (Rolle, 1861) † (unaccepted > junior subjective synonym)
25. Species Delphinula costata Danilo & Sandri, 1856 accepted as Circulus tricarinatus (S. V. Wood, 1848) accepted as Circulus striatus (R. A. Philippi, 1836) (synonym)
26. Species Delphinula costata Millet, 1865 † accepted as Clathrella clathrata (R. A. Philippi, 1844) accepted as Carinorbis clathrata (R. A. Philippi, 1844) (invalid: junior homonym of Delphinula costata Danilo & Sandri, 1856)
27. Species Delphinula crassa Baudon, 1853 † accepted as Vexinia crassa (Baudon, 1853) †
28. Species Delphinula crenata Kiener, 1838 accepted as Dentarene sarcina Iredale, 1929 (invalid: junior homonym of Delphinula crenata G.B. Sowerby I, 1833; Dentarene sarcina and Liotina infensa are replacement names)
29. Species Delphinula cristata Baudon, 1853 † accepted as Collonia cristata (Baudon, 1853) † (original combination)
30. Species Delphinula defecta Pezant, 1908 † accepted as Cirsochilus defectus (Pezant, 1908) † (unaccepted > superseded combination)
31. Species Delphinula delphinus (Linnaeus, 1758) accepted as Angaria delphinus (Linnaeus, 1758)
32. Species Delphinula dentata Leymerie, 1842 † accepted as Nummogaultina dentata (Leymerie, 1842) † (unaccepted > superseded combination)
33. Species Delphinula depressa I. Lea, 1833 † accepted as Solariorbis depressus (I. Lea, 1833) † (original combination)
34. Species Delphinula depressa Reeve, 1843 accepted as Liotia camaguinensis Pacaud, 2023 (unaccepted > junior homonym, invalid: junior homonym of Delphinula depressa I. Lea, 1833; Liotia camaguinensis is a replacement name)
35. Species Delphinula discoidea Reeve, 1843 accepted as Rotaliotina discoidea (Reeve, 1843) (unaccepted > superseded combination)
36. Species Delphinula disjuncta Deshayes, 1863 † accepted as Cirsochilus disjunctus (Deshayes, 1863) † (unaccepted > superseded combination)
37. Species Delphinula distorta (Linnaeus, 1758) accepted as Angaria delphinus (Linnaeus, 1758)
38. Species Delphinula doris Laube, 1870 † accepted as Sabrinella doris (Laube, 1870) † (unaccepted > superseded combination)
39. Species Delphinula ducalis R. A. Philippi, 1845 accepted as Turbo lajonkairii (Deshayes, 1839)
40. Species Delphinula duminyi Requien, 1848 accepted as Circulus striatus (R. A. Philippi, 1836)
41. Species Delphinula dunkeri R. A. Philippi, 1853 accepted as Cinysca dunkeri (R. A. Philippi, 1853) (unaccepted > superseded combination)
42. Species Delphinula dupiniana A. d'Orbigny, 1842 † accepted as Colpomphalus dupinianus (A. d'Orbigny, 1842) † (unaccepted > superseded combination)
43. Species Delphinula elegantula R. A. Philippi, 1844 accepted as Parviturbo elegantulus (R. A. Philippi, 1844) (unaccepted > superseded combination)
44. Species Delphinula euracantha A. Adams, 1850 accepted as Angaria delphinus (Linnaeus, 1758) (synonym)
45. Species Delphinula evoluta Reeve, 1843 accepted as Liotia evoluta (Reeve, 1843) (original combination)
46. Species Delphinula exigua R. A. Philippi, 1849 accepted as Cyclostrema exiguum (R. A. Philippi, 1849) (unaccepted > superseded combination)
47. Species Delphinula exilissima R. A. Philippi, 1844 accepted as Skeneoides exilissima (R. A. Philippi, 1844) (unaccepted > superseded combination)
48. Species Delphinula fimbriata Deshayes, 1863 † accepted as Liotina fimbriata (Deshayes, 1863) † (unaccepted > superseded combination)
49. Species Delphinula formosa Reeve, 1842 accepted as Angaria formosa (Reeve, 1842) (original combination)
50. Species Delphinula fossilis K. Martin, 1879 † accepted as Angaria fossilis (K. Martin, 1879) † accepted as Angaria delphinus (Linnaeus, 1758) (superseded combination)
51. Species Delphinula frondosa Link, 1807 accepted as Angaria delphinus (Linnaeus, 1758)
52. Species Delphinula funatoplicosa Quenstedt, 1858 † accepted as Caryomphalus funatoplicosus (Quenstedt, 1858) † (original combination)
53. Species Delphinula gervillii Defrance, 1818 † accepted as Liotina gervillii (Defrance, 1818) † (original combination)
54. Species Delphinula globata Buvignier, 1843 † accepted as Caryomphalus globatus (Buvignier, 1843) † (unaccepted > superseded combination)
55. Species Delphinula globulus H. C. Lea, 1843 † accepted as Carinorbis lyra (Conrad, 1834) †
56. Species Delphinula granulosa Krauss, 1848 accepted as Cinysca dunkeri (R. A. Philippi, 1853) (invalid: junior homonym of Delphinula granulosa Grateloup, 1828; D. dunkeri is a replacement name)
57. Species Delphinula granulosa Grateloup, 1828 † accepted as Homalopoma granulosum (Grateloup, 1828) † (unaccepted > superseded combination)
58. Species Delphinula gymna Cossmann & Pissarro, 1902 † accepted as Angaria gymna (Cossmann & Pissarro, 1902) † (original combination)
59. Species Delphinula hellica A. d'Orbigny, 1852 † accepted as Collonia picta (Grateloup, 1845) †
60. Species Delphinula imparigranosa Pritchard, 1896 † accepted as Antisolarium gibbuloides (Tenison Woods, 1877) † (unaccepted > junior subjective synonym)
61. Species Delphinula imperialis Reeve, 1843 accepted as Angaria melanacantha (Reeve, 1842) (synonym)
62. Species Delphinula incisa Reeve, 1842 accepted as Angaria incisa (Reeve, 1842)
63. Species Delphinula infundibulata Cossmann, 1882 † accepted as Collonia marginata (Lamarck, 1804) †
64. Species Delphinula johnstoni C. E. Beddome, 1882 accepted as Crosseola cancellata (Tenison Woods, 1878) (unaccepted > junior subjective synonym)
65. Species Delphinula jucunda Deshayes, 1863 † accepted as Cirsochilus jucundus (Deshayes, 1863) † (unaccepted > superseded combination)
66. Species Delphinula kobyi de Loriol, 1895 † accepted as Pseudangaria kobyi (de Loriol, 1895) † (unaccepted > superseded combination)
67. Species Delphinula laciniata Lamarck, 1816 accepted as Angaria delphinus (Linnaeus, 1758)
68. Species Delphinula laevis Kiener, 1838 accepted as Circulus laevis (Kiener, 1838) (original combination)
69. Species Delphinula laevis R. A. Philippi, 1844 accepted as Skenea serpuloides (Montagu, 1808) (unaccepted > junior homonym, junior homonym of Delphinula laevis Kiener, 1838)
70. Species Delphinula lajonkairii Deshayes, 1839 accepted as Turbo lajonkairii (Deshayes, 1839) (original combination)
71. Species Delphinula lebrunii Deshayes, 1863 † accepted as Angaria subcalcar (A. d'Orbigny, 1850) †
72. Species Delphinula leoncei Doncieux, 1903 † accepted as Palangaria leoncei (Doncieux, 1903) † (unaccepted > superseded combination)
73. Species Delphinula lima Lamarck, 1804 † accepted as Angaria lima (Lamarck, 1804) † (unaccepted > superseded combination)
74. Species Delphinula lipara H. C. Lea, 1843 † accepted as Solariorbis lipara (H. C. Lea, 1843) † (unaccepted > superseded combination)
75. Species Delphinula longispina Rolle, 1861 † accepted as Asperilla longispina (Rolle, 1861) † (unaccepted > superseded combination)
76. Species Delphinula lyra Conrad, 1834 † accepted as Carinorbis lyra (Conrad, 1834) † (unaccepted > superseded combination)
77. Species Delphinula macrostoma Deshayes, 1863 † accepted as Cirsochilus macrostoma (Deshayes, 1863) † (unaccepted > superseded combination)
78. Species Delphinula marginata Lamarck, 1804 † accepted as Collonia marginata (Lamarck, 1804) †
79. Species Delphinula martinii (A. Adams, 1854) accepted as Angaria delphinus (Linnaeus, 1758)
80. Species Delphinula melanacantha Reeve, 1842 accepted as Angaria melanacantha (Reeve, 1842) (original combination)
81. Species Delphinula minutissima Deshayes, 1863 † accepted as Cyniscella minutissima (Deshayes, 1863) † (unaccepted > superseded combination)
82. Species Delphinula muricata Reeve, 1843 accepted as Dentarene munita Iredale, 1929 (non Calcara, 1841)
83. Species Delphinula nitens R. A. Philippi, 1844 accepted as Dikoleps nitens (R. A. Philippi, 1844) (unaccepted > superseded combination)
84. Species Delphinula nitida A. E. Verrill & S. Smith, 1885 accepted as Eccliseogyra nitida (A. E. Verrill & S. Smith, 1885) (unaccepted > superseded combination)
85. Species Delphinula nivea Reeve, 1843 accepted as Circulus laevis (Kiener, 1838) (junior objective synonym)
86. Species Delphinula nodosa Reeve, 1842 accepted as Angaria exasperata (Dillwyn, 1817)
87. Species Delphinula pelossei Roman & Mazeran, 1920 † accepted as Angaria pelossei (Roman & Mazeran, 1920) † (unaccepted > superseded combination)
88. Species Delphinula permodesta K. Martin, 1914 † accepted as Angaria permodesta (K. Martin, 1914) †
89. Species Delphinula peronii Kiener, 1838 accepted as Liotinaria peronii (Kiener, 1838) (original combination)
90. Species Delphinula perrisi Grateloup, 1832 † accepted as Clanculus perrisi (Grateloup, 1832) †
91. Species Delphinula phorculoides Cossmann & Pissarro, 1902 † accepted as Cosediella phorculoides (Cossmann & Pissarro, 1902) † (unaccepted > superseded combination)
92. Species Delphinula plana I. Lea, 1833 † accepted as Cyclostremiscus axacuus (Conrad, 1833) † (unaccepted > junior subjective synonym)
93. Species Delphinula plicata Kiener, 1838 accepted as Angaria rugosa (Kiener, 1838)
94. Species Delphinula plicatella Millet, 1854 † accepted as Leucorhynchia rotellaeformis (Grateloup, 1828) †
95. Species Delphinula pusilla Calcara, 1839 accepted as Tornus subcarinatus (Montagu, 1803) (synonym)
96. Species Delphinula quadricostata Emmons, 1858 † accepted as Carinorbis quadricostata (Emmons, 1858) † (original combination)
97. Species Delphinula radiata Millet, 1865 † (unaccepted, invalid: junior homonym of Delphinula radiata Kiener, 1838; Turbo lecointreae is a replacement name)
98. Species Delphinula radiata Kiener, 1838 (unaccepted > superseded combination)
99. Species Delphinula reeviana Reeve, 1843 (unaccepted, original combination)
100. Species Delphinula regleyana Deshayes, 1832 † (unaccepted)
101. Species Delphinula regleyi Cossmann, 1888 † (unaccepted, unjustified emendation)
102. Species Delphinula reynieri Cossmann, 1913 † (unaccepted, original combination)
103. Species Delphinula rotellaeformis Grateloup, 1828 † (unaccepted > superseded combination)
104. Species Delphinula rugosa Kiener, 1838 (unaccepted, original combination)
105. Species Delphinula scalarioides Reeve, 1843 (unaccepted, original combination)
106. Species Delphinula scobina (Brongniart, 1823) † (unaccepted > superseded combination)
107. Species Delphinula separatista Deshayes, 1863 † (unaccepted > superseded combination)
108. Species Delphinula serpuloides (Montagu, 1808) (unaccepted, unaccepted combination)
109. Species Delphinula simplex Deshayes, 1863 † (unaccepted > superseded combination)
110. Species Delphinula sphaerula Kiener, 1838 (unaccepted, original combination)
111. Species Delphinula spinosa de Roissy, 1805 (unaccepted)
112. Species Delphinula spinosa Zekeli, 1852 † (unaccepted > junior homonym, junior homonym of Delphinula spinosa de Roissy, 1805; Guildfordia ostarrichi is a replacement name)
113. Species Delphinula spirorbis Lamarck, 1804 † (unaccepted > superseded combination)
114. Species Delphinula spiruloides Deshayes, 1832 † (unaccepted > superseded combination)
115. Species Delphinula stellaris A. Adams & Reeve, 1850 (unaccepted > superseded combination)
116. Species Delphinula stellata Buvignier, 1843 † (unaccepted > superseded combination)
117. Species Delphinula striata Lamarck, 1804 † (unaccepted, junior secondary homonym of Turbo striatus J. Adams, 1797; Turbo lamarckii d'Orbigny, 1850, is a replacement name)
118. Species Delphinula submarginata A. d'Orbigny, 1850 † (unaccepted)
119. Species Delphinula sulcata Lamarck, 1804 † (unaccepted > superseded combination)
120. Species Delphinula tetragonostoma Tenison Woods, 1877 † (unaccepted > superseded combination)
121. Species Delphinula triangulata de Rayneval & Ponzi, 1854 † (unaccepted)
122. Species Delphinula trigonostoma Lamarck, 1822 (unaccepted)
123. Species Delphinula trigonostoma Basterot, 1825 † (unaccepted > superseded combination)
124. Species Delphinula trochulus Deshayes, 1863 † (unaccepted > superseded combination)
125. Species Delphinula turbinoides Lamarck, 1804 † (unaccepted > superseded combination)
126. Species Delphinula turbinopsis Lamarck, 1822 (unaccepted)
127. Species Delphinula tyria Reeve, 1842 (unaccepted, original combination)
128. Species Delphinula varia Defrance, 1818 † (unaccepted, original combination)
129. Species Delphinula varicosa Reeve, 1843 (unaccepted, original combination)
130. Species Delphinula warnii Defrance, 1818 † (unaccepted > superseded combination)
131. Species Delphinula aculeata Zekeli, 1852 † (uncertain > unassessed, junior homonym of Delphinula aculeata Reeve, 1842)
132. Species Delphinula acuta Zekeli, 1852 † (uncertain > unassessed)
133. Species Delphinula alba Piette, 1855 † (uncertain > taxon inquirendum)
134. Species Delphinula angulosa Piette, 1855 † (uncertain > taxon inquirendum)
135. Species Delphinula apenninica Schnarrenberger, 1901 † (uncertain > unassessed)
136. Species Delphinula aperta H. C. Lea, 1843 † (uncertain > unassessed)
137. Species Delphinula benoisti Cossmann, 1900 † (uncertain > unassessed)
138. Species Delphinula carinata R. A. Philippi, 1844 † (uncertain > unassessed, invalid; not Woodward, 1833)
139. Species Delphinula concava H. C. Lea, 1843 † (uncertain > unassessed)
140. Species Delphinula cordieri d'Archiac, 1854 † (uncertain > unassessed)
141. Species Delphinula costulata H. C. Lea, 1843 † (uncertain > unassessed)
142. Species Delphinula coultardi d'Archiac & Haime, 1854 † (uncertain > unassessed)
143. Species Delphinula crispula R. A. Philippi, 1844 † (uncertain > unassessed)
144. Species Delphinula diplacostira Melvill, 1901 (uncertain > taxon inquirendum)
145. Species Delphinula dubia R. A. Philippi, 1844 † (uncertain > unassessed)
146. Species Delphinula funata Goldfuss, 1844 † (uncertain > unassessed)
147. Species Delphinula grandis Zekeli, 1852 † (uncertain > unassessed)
148. Species Delphinula granulata Zekeli, 1852 † (uncertain > unassessed)
149. Species Delphinula laevigata Anton, 1838 (uncertain > taxon inquirendum, status in recent literature not researched by editor)
150. Species Delphinula laevigata Münster, 1841 † (uncertain > unassessed, junior homonym of D. laevigata Anton, 1838)
151. Species Delphinula laxa Say, 1826 (uncertain > nomen dubium)
152. Species Delphinula minima R. A. Philippi, 1844 † (uncertain > unassessed)
153. Species Delphinula muricata Zekeli, 1852 † (uncertain > unassessed, junior homonym of Delphinula muricata Reeve, 1843)
154. Species Delphinula naticoides H. C. Lea, 1843 † (uncertain > unassessed)
155. Species Delphinula obliquestriata H. C. Lea, 1843 † (uncertain > unassessed)
156. Species Delphinula oligocaenica Cossmann & Lambert, 1884 † (uncertain > unassessed)
157. Species Delphinula pichleri Laube, 1870 † (uncertain > unassessed)
158. Species Delphinula polita Hombron & Jacquinot, 1848 (uncertain > taxon inquirendum)
159. Species Delphinula pseudoscalaris Schnarrenberger, 1901 † (uncertain > unassessed)
160. Species Delphinula pyramidata Grateloup, 1828 † (uncertain > unassessed)
161. Species Delphinula radiata Zekeli, 1852 † (uncertain > unassessed, junior homonym of Delphinula radiata Kiener, 1838)
162. Species Delphinula scabricula R. A. Philippi, 1844 † (uncertain > unassessed)
163. Species Delphinula spectabilis Laube, 1870 † (uncertain > unassessed)
164. Species Delphinula spinulosa Binkhorst, 1861 † (uncertain > unassessed)
165. Species Delphinula spiralis (Münster, 1841) † (uncertain > unassessed)
166. Species Delphinula squamosospinosa Sinzov, 1875 † (uncertain > unassessed)
167. Species Delphinula subdentata (Münster, 1841) † (uncertain > unassessed)
168. Species Delphinula sulcifera M. Hörnes, 1855 (uncertain > taxon inquirendum)
169. Species Delphinula suturalis R. A. Philippi, 1844 † (uncertain > unassessed)
170. Species Delphinula trochiformis H. C. Lea, 1843 † (uncertain > unassessed)
171. Species Delphinula tuberculata Dainelli, 1915 † (uncertain > unassessed)

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