1. Species Acteon aethiopicus E. von Martens, 1902
2. Species Acteon aizyensis (Deshayes, 1862) †
3. Species Acteon angolensis Poppe & Tagaro, 2023
4. Species Acteon antarcticus Thiele, 1912
5. Species Acteon aphyodes Á. Valdés, 2008
6. Species Acteon archibenthicola Habe, 1955
7. Species Acteon areatus Verco, 1907
8. Species Acteon arnumensis Sorgenfrei, 1958 †
9. Species Acteon articulatus Marwick, 1931 †
10. Species Acteon baracoensis Espinosa & Ortea, 2014
11. Species Acteon biplicatus (Melleville, 1843) †
12. Species Acteon boteroi Á. Valdés, 2008
13. Species Acteon buccinus Á. Valdés, 2008
14. Species Acteon candens Rehder, 1939
15. Species Acteon castus (Hinds, 1844)
16. Species Acteon cebuanus T. C. Lan, 1985
17. Species Acteon chattonensis Marwick, 1929 †
18. Species Acteon chauliodous Á. Valdés, 2008
19. Species Acteon chevallieri (Deshayes, 1862) †
20. Species Acteon chrystomatus Á. Valdés, 2008
21. Species Acteon cohibilis Á. Valdés, 2008
22. Species Acteon comptus Á. Valdés, 2008
23. Species Acteon conicus Thiele, 1925
24. Species Acteon cretacea Gabb, 1862 †
25. Species Acteon danaida Dall, 1881
26. Species Acteon dancei Poppe, Tagaro & Stahlschmidt, 2015
27. Species Acteon delicatus Dall, 1889
28. Species Acteon deshayesi (de Raincourt & Munier-Chalmas, 1863) †
29. Species Acteon distinguendus (Cossmann, 1897) †
30. Species Acteon dolichoroseus Iredale, 1936
31. Species Acteon dudariensis Strausz, 1966 †
32. Species Acteon editus Á. Valdés, 2008
33. Species Acteon evanescens (Cossmann, 1897) †
34. Species Acteon exiguus Mörch, 1875
35. Species Acteon fasuloi Crocetta, Romani, Simone & Rolán, 2017
36. Species Acteon finlayi McGinty, 1955
37. Species Acteon fortis Thiele, 1925
38. Species Acteon fragilis Thiele, 1925
39. Species Acteon frearsianus A. d'Orbigny, 1845 †
40. Species Acteon fructuosus Iredale, 1936
41. Species Acteon funiculifer (Cossmann, 1897) †
42. Species Acteon gabbana Whitfield, 1892 †
43. Species Acteon gardneri (Cossmann, 1889) †
44. Species Acteon gilberti (Cossmann, 1889) †
45. Species Acteon glans I. Lea, 1846 †
46. Species Acteon gmelini (Bayan, 1870) †
47. Species Acteon graciliratus Beets, 1942 †
48. Species Acteon hebes A. E. Verrill, 1885
49. Species Acteon herosae Á. Valdés, 2008
50. Species Acteon houdasi (Cossmann, 1907) †
51. Species Acteon idoneus Conrad, 1833 †
52. Species Acteon incisus Dall, 1881
53. Species Acteon inflatus (Stilwell & Zinsmeister, 1992) †
54. Species Acteon infulatus Marwick, 1931 †
55. Species Acteon ionfasciatus Á. Valdés, 2008
56. Species Acteon javanus (K. Martin, 1884) †
57. Species Acteon juvenis Dall, 1927
58. Species Acteon lacunatus Dall, 1927
59. Species Acteon laetus Thiele, 1925 (accepted > unreplaced junior homonym, secondary junior homonym of Acteon laetus (Deshayes, 1862))
60. Species Acteon laevigatus (Grateloup, 1828) †
61. Species Acteon loustaui (Deshayes, 1861) †
62. Species Acteon loyautensis Á. Valdés, 2008
63. Species Acteon maltzani Dautzenberg, 1910
64. Species Acteon marullensis A. d'Orbigny, 1850 †
65. Species Acteon melampoides Dall, 1881
66. Species Acteon mirim C. Cunha, 2011
67. Species Acteon modestus Thiele, 1925 (accepted > unreplaced junior homonym, invalid: based on junior primary homonym of Actaeon modestus A. Adams 1855; no replacement name has been proposed.)
68. Species Acteon monterosatoi Dautzenberg, 1889
69. Species Acteon monthiersi (Carez, 1879) †
70. Species Acteon morelletorum (Gougerot & Braillon, 1968) †
71. Species Acteon nakayamai T. Habe, 1952
72. Species Acteon nitens I. Lea, 1846 †
73. Species Acteon novellus Conrad, 1834 †
74. Species Acteon oneroaensis A. W. B. Powell & Bartrum, 1929 †
75. Species Acteon osexiguus Á. Valdés, 2008
76. Species Acteon otamateaensis Laws, 1941 †
77. Species Acteon pahaka P. A. Maxwell, 1992 †
78. Species Acteon panamensis Dall, 1908
79. Species Acteon parallelus Dall, 1927
80. Species Acteon particolor Dall, 1927
81. Species Acteon pelecais Ev. Marcus, 1972
82. Species Acteon perforatus Dall, 1881
83. Species Acteon petricolus Darragh, 1997 †
84. Species Acteon pomilius Conrad, 1833 †
85. Species Acteon problematicus Landau, Harzhauser, İslamoğlu & C. M. Silva, 2013 †
86. Species Acteon procerus (Deshayes, 1862) †
87. Species Acteon procratericulatus Laws, 1939 †
88. Species Acteon profundus Á. Valdés, 2008
89. Species Acteon pudicus A. Adams, 1855
90. Species Acteon retusus Verco, 1907
91. Species Acteon rhektos Á. Valdés, 2008
92. Species Acteon ringiculoides Á. Valdés, 2008
93. Species Acteon roseus Hedley, 1906
94. Species Acteon scrobiculatus Tenison Woods, 1877 †
95. Species Acteon secale A. Gould, 1859
96. Species Acteon semisculptus E. A. Smith, 1890
97. Species Acteon semispiralis P. Marshall, 1917 †
98. Species Acteon semistriatus (Basterot, 1825) †
99. Species Acteon senegalensis (Petit de la Saussaye, 1851)
100. Species Acteon sieboldii (Reeve, 1842)
101. Species Acteon sorgenfreii Glibert, 1962 †
102. Species Acteon soyoae Habe, 1961
103. Species Acteon sphaericulus (Deshayes, 1862) †
104. Species Acteon splendidulus Mörch, 1875
105. Species Acteon subinflatus A. d'Orbigny, 1850 †
106. Species Acteon subroseus Iredale, 1936
107. Species Acteon subscalatus (Cossmann, 1897) †
108. Species Acteon subtornatilis Pilsbry & C. W. Johnson, 1917 †
109. Species Acteon surensis Gerasimov, 1992 †
110. Species Acteon tornatilis (Linnaeus, 1758)
111. Species Acteon traskii Stearns, 1897
112. Species Acteon turgidus (Deshayes, 1862) †
113. Species Acteon valentina Poppe, Tagaro & Stahlschmidt, 2015
114. Species Acteon vangoethemi Poppe, Tagaro & Stahlschmidt, 2015
115. Species Acteon venustus (A. d'Orbigny, 1840)
116. Species Acteon virgatus (Reeve, 1842)
117. Species Acteon wangaloa H. J. Finlay & Marwick, 1937 †
118. Subgenus Acteon (Maxacteon) Rudman, 1971 accepted as Maxacteon Rudman, 1971 accepted as Punctacteon Kuroda & Habe, 1961
     1. Species Acteon (Maxacteon) cratericulatus (Hedley, 1906) accepted as Maxacteon cratericulatus (Hedley, 1906) accepted as Punctacteon cratericulatus (Hedley, 1906) (superseded combination)
     2. Species Acteon (Maxacteon) hancocki (Rudman, 1971) accepted as Maxacteon hancocki Rudman, 1971 accepted as Punctacteon hancocki (Rudman, 1971) (superseded combination)
     3. Species Acteon (Maxacteon) milleri (Rudman, 1971) accepted as Maxacteon milleri Rudman, 1971 accepted as Punctacteon milleri (Rudman, 1971) (superseded combination)
     4. Species Acteon (Maxacteon) pahaka P. A. Maxwell, 1992 † represented as Acteon pahaka P. A. Maxwell, 1992 †
     5. Species Acteon (Maxacteon) procratericulatus Laws, 1939 † represented as Acteon procratericulatus Laws, 1939 †
119. Subgenus Acteon (Metactaeon) Thiele, 1931 accepted as Metactaeon Thiele, 1931
120. Subgenus Acteon (Microglyphis) Dall, 1902 accepted as Microglyphis Dall, 1902
     1. Species Acteon (Microglyphis) estuarinus Dall, 1908 accepted as Microglyphis estuarina (Dall, 1908) accepted as Microglyphis brevicula (Dall, 1902)
     2. Species Acteon (Microglyphis) mazatlanicus Dall, 1908 accepted as Microglyphis mazatlanica (Dall, 1908)
121. Subgenus Acteon (Rictaxis) Dall, 1871 accepted as Rictaxis Dall, 1871 (original rank)
     1. Species Acteon (Rictaxis) dactylinus (Deshayes, 1862) † accepted as Rictaxis dactylinus (Deshayes, 1862) † (unaccepted > superseded combination)
     2. Species Acteon (Rictaxis) munieri (Deshayes, 1862) † accepted as Rictaxis munieri (Deshayes, 1862) † (unaccepted > superseded combination)
     3. Species Acteon (Rictaxis) painei Dall, 1903 accepted as Rictaxis painei (Dall, 1903) (basionym)
     4. Species Acteon (Rictaxis) fusulus Dall, 1896 † (uncertain > unassessed)
122. Subgenus Acteon (Solidula) Fischer von Waldheim, 1807 accepted as Pupa Röding, 1798 (unaccepted > junior objective synonym)
     1. Species Acteon (Solidula) bevaletii (Baudon, 1853) † accepted as Pupa bevaletii (Baudon, 1853) † (unaccepted > superseded combination)
123. Species Acteon aequatorialis Thiele, 1925 accepted as Metactaeon aequatorialis (Thiele, 1925) (original combination)
124. Species Acteon albensis A. d'Orbigny, 1842 † accepted as Tornatellaea albensis (A. d'Orbigny, 1842) † (unaccepted > superseded combination)
125. Species Acteon albus (G. B. Sowerby III, 1874) accepted as Rictaxis albus (G. B. Sowerby III, 1874)
126. Species Acteon astieriana A. d'Orbigny, 1842 † accepted as Acteon astierianus A. d'Orbigny, 1842 † (unaccepted > incorrect grammatical agreement of specific epithet)
127. Species Acteon augustoi Nobre, 1932 accepted as Acteon tornatilis (Linnaeus, 1758) (synonym)
128. Species Acteon austrinus R. B. Watson, 1883 accepted as Leucotina casta (A. Adams, 1853)
129. Species Acteon biplicatus (Gabb, 1860) † accepted as Acteon gabbana Whitfield, 1892 † (treated by Gabb as a junior secondary homonym of Acteon biplicatus (Melleville, 1843); Acteon gabbana is a replacement name)
130. Species Acteon biplicatus (Strebel, 1908) accepted as Toledonia biplicata (Strebel, 1908)
131. Species Acteon browni H. K. Jordan, 1895 accepted as Crenilabium exile (Jeffreys, 1870) (synonym)
132. Species Acteon candidulus Monterosato, 1923 accepted as Acteon tornatilis (Linnaeus, 1758)
133. Species Acteon chariis R. B. Watson, 1883 accepted as Callostracon chariis (R. B. Watson, 1883)
134. Species Acteon cincta Rouillier, 1846 † accepted as Sulcoactaeon cinctus (Rouillier, 1846) † (basionym)
135. Species Acteon clathratus Millet, 1865 † accepted as Acteon semistriatus (Basterot, 1825) †
136. Species Acteon cumingii A. Adams, 1855 accepted as Mysouffa cumingii (A. Adams, 1855) (original combination)
137. Species Acteon dianae (A. Adams, 1855) accepted as Leucotina casta (A. Adams, 1853)
138. Species Acteon dupiniana A. d'Orbigny, 1842 † accepted as Ovactaeonina dupiniana (A. d'Orbigny, 1842) † (unaccepted > superseded combination)
139. Species Acteon elegans (I. Lea, 1833) † accepted as Acteon pomilius Conrad, 1833 †
140. Species Acteon elegans Quatrefages, 1844 accepted as Elysia timida (Risso, 1818) (unaccepted > junior subjective synonym)
141. Species Acteon eloisae [sic] accepted as Acteon eloiseae Abbott, 1973 accepted as Punctacteon eloiseae (Abbott, 1973) (misspelling)
142. Species Acteon eloiseae Abbott, 1973 accepted as Punctacteon eloiseae (Abbott, 1973) (unaccepted > superseded combination)
143. Species Acteon elongatus Castellanos, Rolán & Bartolotta, 1987 accepted as Acteon fasuloi Crocetta, Romani, Simone & Rolán, 2017 (invalid: junior homonym of Acteon elongatus J. de C. Sowerby, 1824; A. fasuloi is a replacement name)
144. Species Acteon elongatus J. De C. Sowerby, 1824 † accepted as Crenilabium elongatum (J. De C. Sowerby, 1824) † (original combination)
145. Species Acteon elongatus Rouillier, 1846 † accepted as Sulcoactaeon elongatus (Rouillier, 1846) † (basionym)
146. Species Acteon eoantarcticus Stilwell & Zinsmeister, 1992 † accepted as Neactaeonina eoantarctica (Stilwell & Zinsmeister, 1992) † (superseded combination)
147. Species Acteon exilis Jeffreys, 1870 accepted as Crenilabium exile (Jeffreys, 1870) (original combination)
148. Species Acteon fabreanus (Crosse, 1873) accepted as Maxacteon fabreanus (Crosse, 1873) accepted as Punctacteon fabreanus (Crosse, 1873)
149. Species Acteon flammea [sic] accepted as Punctacteon flammeus (Gmelin, 1791) (incorrect gender ending)
150. Species Acteon flammeus (Gmelin, 1791) accepted as Punctacteon flammeus (Gmelin, 1791) (unaccepted > superseded combination)
151. Species Acteon forbesiana Whitfield, 1892 † accepted as Acteon cretacea Gabb, 1862 †
152. Species Acteon frearsiana A. d'Orbigny, 1845 † accepted as Acteon frearsianus A. d'Orbigny, 1845 † (incorrect gender agreement)
153. Species Acteon huttoni Cossmann, 1895 accepted as Leucotina casta (A. Adams, 1853)
154. Species Acteon isabella Poppe, Tagaro & Goto, 2018 accepted as Japonactaeon isabella (Poppe, Tagaro & Goto, 2018) (unaccepted > superseded combination)
155. Species Acteon kajiyamai (T. Habe, 1976) accepted as Punctacteon kajiyamai T. Habe, 1976 (unaccepted > superseded combination)
156. Species Acteon kawamurai T. Habe, 1952 accepted as Punctacteon kawamurai (Habe, 1952) (unaccepted > superseded combination)
157. Species Acteon kirai T. Habe, 1949 accepted as Punctacteon fabreanus (Crosse, 1873) (unaccepted > junior subjective synonym)
158. Species Acteon laetus (Deshayes, 1862) † accepted as Acteon subinflatus A. d'Orbigny, 1850 †
159. Species Acteon lineatus I. Lea, 1833 † accepted as Acteon idoneus Conrad, 1833 †
160. Species Acteon liostracoides Dall, 1927 accepted as Crenilabium exile (Jeffreys, 1870) (synonym)
161. Species Acteon longissimus (Á. Valdés, 2008) accepted as Japonactaeon longissimus Á. Valdés, 2008
162. Species Acteon marginata (Deshayes, 1842) † accepted as Liocarenus marginatus (Deshayes, 1842) † (unaccepted > superseded combination)
163. Species Acteon minutissima Murdoch, 1900 † accepted as Odostomia sherriffi F. W. Hutton, 1882 † (junior subjective synonym)
164. Species Acteon natalensis (Barnard, 1963) accepted as Acteocina fusiformis (A. Adams, 1850)
165. Species Acteon ovum (Dujardin, 1837) † accepted as Globiconcha ovum (Dujardin, 1837) † (unaccepted > superseded combination)
166. Species Acteon peroskiana A. d'Orbigny, 1845 † accepted as Sulcoactaeon peroskianus (A. d'Orbigny, 1845) † (basionym)
167. Species Acteon praecursorius Suter, 1917 † accepted as Leucotina praecursoria (Suter, 1917) † (superseded combination)
168. Species Acteon praestitus H. J. Finlay, 1924 accepted as Leucotina casta (A. Adams, 1853)
169. Species Acteon proprius Dall, 1927 accepted as Crenilabium exile (Jeffreys, 1870) (synonym)
170. Species Acteon punctocaelatus (P. P. Carpenter, 1864) accepted as Rictaxis punctocaelatus (P. P. Carpenter, 1864)
171. Species Acteon punctostriatus (C. B. Adams, 1840) accepted as Japonactaeon punctostriatus (C. B. Adams, 1840)
172. Species Acteon pygmaea Grateloup, 1838 † accepted as Turbonilla pygmaea (Grateloup, 1838) † (original combination)
173. Species Acteon pygmaeus Grateloup, 1838 † accepted as Pyrgulina longula O. Boettger, 1907 † (invalid: junior homonym of Acteon pygmaeus I. Lea, 1833)
174. Species Acteon reticulatus K. Martin, 1884 † accepted as Pupa reticulata (K. Martin, 1884) †
175. Species Acteon ringens A. d'Orbigny, 1842 † accepted as Ringinella ringens (A. d'Orbigny, 1842) † (unaccepted > superseded combination)
176. Species Acteon semicingulatus Dall, 1927 accepted as Ondina semicingulata (Dall, 1927) (original combination)
177. Species Acteon subincisus Okutani, 1968 accepted as Punctacteon subincisus (Okutani, 1968) (unaccepted > superseded combination)
178. Species Acteon subovalis P. Marshall, 1917 † accepted as Tornatellaea subovalis (P. Marshall, 1917) † (superseded combination)
179. Species Acteon subulatus S. V. Wood, 1848 accepted as Acteon tornatilis (Linnaeus, 1758) (synonym)
180. Species Acteon subumbilicata Grateloup, 1838 † accepted as Syrnola subumbilicata (Grateloup, 1838) † (unaccepted > superseded combination)
181. Species Acteon teramachii T. Habe, 1950 accepted as Punctacteon teramachii (T. Habe, 1950) (unaccepted > superseded combination)
182. Species Acteon torrei Aguayo & Rehder, 1936 accepted as Bullina torrei (Aguayo & Rehder, 1936)
183. Species Acteon trifidus Totten, 1834 accepted as Boonea trifida (Totten, 1834) accepted as Boonea bisuturalis (Say, 1822) (original combination)
184. Species Acteon vagabundus (Mabille, 1885) accepted as Lanayrella vagabunda (Mabille, 1885)
185. Species Acteon variegatus (Bruguière, 1789) accepted as Punctacteon variegatus (Bruguière, 1789) (superseded combination)
186. Species Acteon vibrayeana A. d'Orbigny, 1842 † accepted as Ringinella vibrayeana (A. d'Orbigny, 1842) † (unaccepted > superseded combination)
187. Species Acteon wetherelli I. Lea, 1833 † accepted as Acteocina canaliculata (Say, 1826)
188. Species Acteon yamamurae (T. Habe, 1976) accepted as Punctacteon yamamurae T. Habe, 1976 (unaccepted > superseded combination)
189. Subgenus Acteon (Semiactaeon) Cossmann, 1889 † represented as Acteon Montfort, 1810
     1. Species Acteon (Semiactaeon) sphaericulus (Deshayes, 1862) † accepted as Acteon sphaericulus (Deshayes, 1862) † (unaccepted > superseded combination)
190. Species Acteon astierianus A. d'Orbigny, 1842 † (uncertain > nomen dubium)
191. Species Acteon chilensis R. A. Philippi, 1887 † (uncertain > unassessed)
192. Species Acteon costellatus Conrad, 1833 † (uncertain > taxon inquirendum)
193. Species Acteon dalli Perrilliat, 1974 † (uncertain > taxon inquirendum)
194. Species Acteon landbecki R. A. Philippi, 1887 † (uncertain > unassessed)
195. Species Acteon mariae A. Adams, 1855 (uncertain > taxon inquirendum)
196. Species Acteon minutus (Petterd, 1879) (uncertain > taxon inquirendum)
197. Species Acteon minutus R. A. Philippi, 1887 † (uncertain > unassessed)
198. Species Acteon modestus A. Adams, 1855 (uncertain > taxon inquirendum)
199. Species Acteon modicellus Conrad, 1860 † (uncertain > nomen dubium)
200. Species Acteon myakkanus Dall, 1896 † (uncertain > unassessed)
201. Species Acteon parvus H. C. Lea, 1842 (uncertain)
202. Species Acteon pilsbryi Perrilliat, 1974 † (uncertain > taxon inquirendum, junior homonym of Actaeon pilsbryi Cossmann, 1902)
203. Species Acteon scalaris A. d'Orbigny, 1842 † (uncertain > taxon inquirendum)
204. Species Acteon vaughani Mansfield, 1930 † (uncertain > unassessed)

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