1. Species Littorina aleutica Dall, 1872
2. Species Littorina arcana Hannaford-Ellis, 1978
3. Species Littorina brevicula (R. A. Philippi, 1844)
4. Species Littorina compressa Jeffreys, 1865
5. Species Littorina fabalis (W. Turton, 1825)
6. Species Littorina horikawai Matsubayashi & Habe, 1979
7. Species Littorina kasatka D. Reid, Zaslavskaya & Sergievsky, 1991
8. Species Littorina keenae Rosewater, 1978
9. Species Littorina littorea (Linnaeus, 1758)
10. Species Littorina mandshurica (Schrenck, 1861)
11. Species Littorina natica D. Reid, 1996
12. Species Littorina obtusata (Linnaeus, 1758)
13. Species Littorina plena A. Gould, 1849
14. Species Littorina saxatilis (Olivi, 1792)
15. Species Littorina scutulata A. Gould, 1849
16. Species Littorina sitkana R. A. Philippi, 1846
17. Species Littorina squalida Broderip & G. B. Sowerby I, 1829
18. Species Littorina subrotundata (P. P. Carpenter, 1864)
19. Subgenus Littorina (Algamorda) Dall, 1918 accepted as Littorina A. Férussac, 1822
20. Subgenus Littorina (Algaroda) Dall, 1918 accepted as Littorina A. Férussac, 1822 (a junior synonym)
    1. Species Littorina (Algaroda) littorea (Linnaeus, 1758) accepted as Littorina littorea (Linnaeus, 1758) (unaccepted > superseded combination)
    2. Species Littorina (Algaroda) squalida Broderip & G. B. Sowerby I, 1829 accepted as Littorina squalida Broderip & G. B. Sowerby I, 1829 (unaccepted > superseded combination)
21. Subgenus Littorina (Austrolittorina) Rosewater, 1970 accepted as Austrolittorina Rosewater, 1970
    1. Species Littorina (Austrolittorina) africana R. A. Philippi, 1847 accepted as Afrolittorina africana (R. A. Philippi, 1847) (unaccepted > superseded combination)
    2. Species Littorina (Austrolittorina) knysnaensis R. A. Philippi, 1847 accepted as Afrolittorina knysnaensis (R. A. Philippi, 1847) (unaccepted > superseded combination)
    3. Species Littorina (Austrolittorina) peruviana (Lamarck, 1822) accepted as Echinolittorina peruviana (Lamarck, 1822)
    4. Species Littorina (Austrolittorina) punctata (Gmelin, 1791) accepted as Echinolittorina punctata (Gmelin, 1791)
22. Subgenus Littorina (Cenchritis) E. von Martens, 1900 accepted as Cenchritis E. von Martens, 1900 (unaccepted > superseded combination)
23. Subgenus Littorina (Ezolittorina) Habe, 1958 accepted as Littorina A. Férussac, 1822 (unaccepted > junior subjective synonym)
    1. Species Littorina (Ezolittorina) squalida Broderip & G. B. Sowerby I, 1829 accepted as Littorina squalida Broderip & G. B. Sowerby I, 1829 (unaccepted > superseded combination)
24. Subgenus Littorina (Fossarilittorina) Rosewater, 1981 accepted as Echinolittorina (Fossarilittorina) Rosewater, 1981 represented as Echinolittorina T. Habe, 1956
    1. Species Littorina (Fossarilittorina) albicarinata J. H. McLean, 1970 accepted as Echinolittorina albicarinata (J. H. McLean, 1970)
25. Subgenus Littorina (Fossarus) R. A. Philippi, 1841 accepted as Fossarus R. A. Philippi, 1841 (unaccepted > superseded rank)
    1. Species Littorina (Fossarus) fossar de Gregorio, 1889 accepted as Fossarus ambiguus (Linnaeus, 1758) (unaccepted > junior subjective synonym)
26. Subgenus Littorina (Laevilitorina) Pfeffer, 1886 accepted as Laevilitorina Pfeffer, 1886 (unaccepted > superseded rank)
    1. Species Littorina (Laevilitorina) coriacea Melvill & Standen, 1907 accepted as Laevilitorina coriacea (Melvill & Standen, 1907) accepted as Laevilitorina caliginosa (A. Gould, 1849)
27. Subgenus Littorina (Littoraria) Gray, 1833 accepted as Littoraria J. E. Gray, 1833
    1. Species Littorina (Littoraria) kraussi Rosewater, 1970 accepted as Littoraria coccinea glabrata (R. A. Philippi, 1846)
    2. Species Littorina (Littoraria) mauritiana (Lamarck, 1822) accepted as Littoraria mauritiana (Lamarck, 1822)
    3. Species Littorina (Littoraria) pintado (W. Wood, 1828) accepted as Littoraria pintado (W. Wood, 1828)
    4. Species Littorina (Littoraria) undulata Gray, 1839 accepted as Littoraria undulata (J. E. Gray, 1839)
28. Subgenus Littorina (Littorinopsis) Mörch, 1876 accepted as Littoraria (Littorinopsis) Mörch, 1876 accepted as Littoraria J. E. Gray, 1833 (synonym)
    1. Species Littorina (Littorinopsis) scabra (Linnaeus, 1758) represented as Littoraria scabra (Linnaeus, 1758)
29. Subgenus Littorina (Littorivaga) Dall, 1918 accepted as Littorina (Neritrema) Récluz, 1869 represented as Littorina A. Férussac, 1822
    1. Species Littorina (Littorivaga) saxatile [sic] accepted as Littorina saxatilis (Olivi, 1792) (unaccepted > incorrect grammatical agreement of specific epithet)
    2. Species Littorina (Littorivaga) saxatilis (Olivi, 1792) accepted as Littorina saxatilis (Olivi, 1792) (unaccepted > superseded combination)
30. Subgenus Littorina (Melaraphe) Menke, 1828 accepted as Melarhaphe Menke, 1828 (incorrect subsequent spelling)
    1. Species Littorina (Melaraphe) sundaica van Regteren Altena, 1945 accepted as Echinolittorina sundaica (van Regteren Altena, 1945) (superseded combination)
31. Subgenus Littorina (Nodilittorina) E. von Martens, 1897 accepted as Nodilittorina E. von Martens, 1897 (original rank)
32. Subgenus Littorina (Tectarius) Valenciennes, 1832 accepted as Tectarius Valenciennes, 1832 (unaccepted combination)
    1. Species Littorina (Tectarius) atyphus Stearns, 1892 accepted as Echinolittorina lemniscata (R. A. Philippi, 1846) (junior synonym)
    2. Species Littorina (Tectarius) galapagiensis Stearns, 1892 accepted as Echinolittorina lemniscata (R. A. Philippi, 1846) (junior synonym)
33. Species Littorina aberrans R. A. Philippi, 1846 accepted as Littoraria aberrans (R. A. Philippi, 1846) (unaccepted > superseded combination)
34. Species Littorina acuminata A. Gould, 1849 accepted as Littorina undulata J. E. Gray, 1839 accepted as Littoraria undulata (J. E. Gray, 1839) (unaccepted > junior subjective synonym)
35. Species Littorina acutispira E. A. Smith, 1892 accepted as Afrolittorina acutispira (E. A. Smith, 1892)
36. Species Littorina adonis Yokoyama, 1927 accepted as Littoraria sinensis (R. A. Philippi, 1847)
37. Species Littorina aestuarii Jeffreys, 1865 accepted as Littorina obtusata (Linnaeus, 1758)
38. Species Littorina affinis A. d'Orbigny, 1840 accepted as Tectarius striatus (P. P. King, 1832)
39. Species Littorina africana R. A. Philippi, 1847 accepted as Afrolittorina africana (R. A. Philippi, 1847) (unaccepted > superseded combination)
40. Species Littorina albicans Metcalfe, 1852 accepted as Littoraria albicans (Metcalfe, 1852)
41. Species Littorina albicarinata J. H. McLean, 1970 accepted as Echinolittorina albicarinata (J. H. McLean, 1970) (original combination)
42. Species Littorina angiostoma C. B. Adams, 1852 accepted as Fossarus angiostoma (C. B. Adams, 1852) (unaccepted > superseded combination)
43. Species Littorina angulifera (Lamarck, 1822) accepted as Littoraria angulifera (Lamarck, 1822) (unaccepted > superseded combination)
44. Species Littorina angustior Mörch, 1876 accepted as Echinolittorina angustior (Mörch, 1876)
45. Species Littorina araucana A. d'Orbigny, 1841 accepted as Austrolittorina araucana (A. d'Orbigny, 1841) (unaccepted > superseded combination)
46. Species Littorina arboricola Reeve, 1857 accepted as Littoraria pallescens (R. A. Philippi, 1846)
47. Species Littorina arctica Møller, 1842 accepted as Littorina obtusata (Linnaeus, 1758)
48. Species Littorina arenica J. C. Jay, 1839 accepted as Tectarius striatus (P. P. King, 1832) (unaccepted > junior subjective synonym)
49. Species Littorina armoricana Locard, 1886 accepted as Littorina littorea (Linnaeus, 1758)
50. Species Littorina aspera R. A. Philippi, 1846 accepted as Echinolittorina aspera (R. A. Philippi, 1846) (unaccepted > superseded combination)
51. Species Littorina atkana Dall, 1886 accepted as Littorina sitkana R. A. Philippi, 1846 (unaccepted > junior subjective synonym)
52. Species Littorina atrata C. B. Adams, 1852 accepted as Echinolittorina atrata (C. B. Adams, 1852) (unaccepted > superseded combination)
53. Species Littorina atyphus Stearns, 1892 accepted as Echinolittorina lemniscata (R. A. Philippi, 1846) (junior synonym)
54. Species Littorina australis Gray, 1839 accepted as Bembicium nanum (Lamarck, 1822)
55. Species Littorina australis J. E. Gray, 1826 accepted as Echinolittorina australis (J. E. Gray, 1826)
56. Species Littorina balteata Reeve, 1857 accepted as Littorina brevicula (R. A. Philippi, 1844)
57. Species Littorina bartonensis T. Brown, 1843 accepted as Littorina littorea (Linnaeus, 1758)
58. Species Littorina basterotii Payraudeau, 1826 accepted as Melarhaphe neritoides (Linnaeus, 1758) (synonym)
59. Species Littorina beanii MacGillivray, 1843 accepted as Littorina fabalis (W. Turton, 1825)
60. Species Littorina beccarii Tapparone Canefri, 1875 accepted as Fossarus beccarii (Tapparone Canefri, 1875) (original combination)
61. Species Littorina biangulata E. von Martens, 1897 accepted as Echinolittorina biangulata (E. von Martens, 1897) (unaccepted > superseded combination)
62. Species Littorina bizonalis Récluz, 1869 accepted as Littorina fabalis (W. Turton, 1825)
63. Species Littorina borbonica Barnard, 1951 accepted as Littoraria subvittata D. Reid, 1986
64. Species Littorina caliginosa A. Gould, 1849 accepted as Laevilitorina caliginosa (A. Gould, 1849) (original combination)
65. Species Littorina canariensis A. d'Orbigny, 1840 accepted as Tectarius striatus (P. P. King, 1832)
66. Species Littorina carinata A. d'Orbigny, 1841 accepted as Echinolittorina angustior (Mörch, 1876)
67. Species Littorina carinifera (Menke, 1830) accepted as Littoraria carinifera (Menke, 1830)
68. Species Littorina castanea A. Adams & Reeve, 1850 accepted as Littorina sitkana R. A. Philippi, 1846
69. Species Littorina castanea Deshayes, 1843 accepted as Littorina saxatilis (Olivi, 1792)
70. Species Littorina cincta A. Gould, 1847 accepted as Littorina sitkana R. A. Philippi, 1846 (junior synonym)
71. Species Littorina cincta Quoy & Gaimard, 1833 accepted as Austrolittorina cincta (Quoy & Gaimard, 1833) (superseded combination)
72. Species Littorina cinerea Pease, 1869 accepted as Echinolittorina cinerea (Pease, 1869) (superseded combination)
73. Species Littorina cingulata R. A. Philippi, 1846 accepted as Littoraria cingulata (R. A. Philippi, 1846) (unaccepted > superseded combination)
74. Species Littorina coccinea (Gmelin, 1791) accepted as Littoraria coccinea (Gmelin, 1791)
75. Species Littorina columellaris A. d'Orbigny, 1841 accepted as Littoraria flava (P. P. King, 1832) (unaccepted > junior subjective synonym)
76. Species Littorina communis T. Brown, 1843 accepted as Littorina littorea (Linnaeus, 1758)
77. Species Littorina conica R. A. Philippi, 1846 accepted as Littoraria conica (R. A. Philippi, 1846) (unaccepted > superseded combination)
78. Species Littorina coriacea Melvill & Standen, 1907 accepted as Laevilitorina coriacea (Melvill & Standen, 1907) accepted as Laevilitorina caliginosa (A. Gould, 1849) (original combination)
79. Species Littorina danieli Locard, 1886 accepted as Littorina saxatilis (Olivi, 1792)
80. Species Littorina debilis R. A. Philippi, 1846 accepted as Echinolittorina ziczac (Gmelin, 1791) (unaccepted > junior subjective synonym)
81. Species Littorina decollata R. A. Philippi, 1847 accepted as Afrolittorina africana (R. A. Philippi, 1847) (unaccepted > superseded combination)
82. Species Littorina diemenensis Quoy & Gaimard, 1833 accepted as Austrolittorina unifasciata (J. E. Gray, 1826)
83. Species Littorina dilatata A. d'Orbigny, 1841 accepted as Echinolittorina dilatata (A. d'Orbigny, 1841) (original combination)
84. Species Littorina dubiosa C. B. Adams, 1852 accepted as Echinolittorina dubiosa (C. B. Adams, 1852)
85. Species Littorina erronea G. Nevill, 1885 accepted as Echinolittorina novaezelandiae (Reeve, 1857)
86. Species Littorina eudeli G. B. Sowerby III, 1915 accepted as Echinolittorina melanacme (E. A. Smith, 1876)
87. Species Littorina excavata C. B. Adams, 1852 accepted as Echinolittorina atrata (C. B. Adams, 1852) (unaccepted > junior subjective synonym)
88. Species Littorina fabula Kobelt, 1907 accepted as Littorina fabalis (W. Turton, 1825)
89. Species Littorina fasciata Gray, 1839 accepted as Littoraria zebra (Donovan, 1825) (original combination)
90. Species Littorina feejeensis Reeve, 1857 accepted as Echinolittorina feejeensis (Reeve, 1857) (superseded combination)
91. Species Littorina filosa G. B. Sowerby I, 1832 accepted as Littoraria filosa (G. B. Sowerby I, 1832)
92. Species Littorina flammea R. A. Philippi, 1847 accepted as Littoraria flammea (R. A. Philippi, 1847) (unaccepted > superseded combination)
93. Species Littorina flava P. P. King, 1832 accepted as Littoraria flava (P. P. King, 1832) (unaccepted > superseded combination)
94. Species Littorina floccosa Mörch, 1876 accepted as Echinolittorina interrupta (R. A. Philippi, 1847)
95. Species Littorina fortunei Reeve, 1857 accepted as Littoraria flammea (R. A. Philippi, 1847)
96. Species Littorina foveata C. B. Adams, 1852 accepted as Echinolittorina atrata (C. B. Adams, 1852) (unaccepted > junior subjective synonym)
97. Species Littorina fragilis Fenaux, 1943 accepted as Diala fragilis (Fenaux, 1943) (original combination)
98. Species Littorina fraseri Reeve, 1857 accepted as Littoraria intermedia (R. A. Philippi, 1846)
99. Species Littorina fusca L. Pfeiffer, 1840 accepted as Echinolittorina mespillum (Megerle von Mühlfeld, 1824)
100. Species Littorina fusciventris O. Boettger, 1891 accepted as Littoraria flava (P. P. King, 1832)
101. Species Littorina galapagiensis Stearns, 1892 accepted as Echinolittorina lemniscata (R. A. Philippi, 1846) (junior synonym)
102. Species Littorina glabrata R. A. Philippi, 1846 accepted as Littoraria coccinea glabrata (R. A. Philippi, 1846) (superseded rank and combination)
103. Species Littorina glans Reeve, 1857 accepted as Echinolittorina granosa (R. A. Philippi, 1845)
104. Species Littorina glaucocincta Mörch, 1876 accepted as Echinolittorina jamaicensis (C. B. Adams, 1850) (unaccepted > nomen nudum)
105. Species Littorina grandis Middendorff, 1848 accepted as Littorina squalida Broderip & G. B. Sowerby I, 1829
106. Species Littorina granicostata E. A. Smith, 1887 accepted as Echinolittorina reticulata (Anton, 1838)
107. Species Littorina granocostata Reeve, 1857 accepted as Echinolittorina reticulata (Anton, 1838)
108. Species Littorina granularis Gray, 1839 accepted as Echinolittorina miliaris (Quoy & Gaimard, 1833)
109. Species Littorina groenlandica Menke, 1830 accepted as Littorina saxatilis (Olivi, 1792)
110. Species Littorina gundlachi R. A. Philippi, 1849 accepted as Echinolittorina mespillum (Megerle von Mühlfeld, 1824)
111. Species Littorina guttata R. A. Philippi, 1847 accepted as Echinolittorina meleagris (Potiez & Michaud, 1838)
112. Species Littorina helenae E. A. Smith, 1890 accepted as Echinolittorina helenae (E. A. Smith, 1890) (original combination)
113. Species Littorina heterospiralis Grabau & S. G. King, 1928 accepted as Littorina brevicula (R. A. Philippi, 1844)
114. Species Littorina hidalgoi Arango, 1880 accepted as Echinolittorina meleagris (Potiez & Michaud, 1838)
115. Species Littorina hisseyiana Tenison Woods, 1876 accepted as Gibbula hisseyiana (Tenison Woods, 1876) (unaccepted > superseded combination)
116. Species Littorina imbricata Gray, 1839 accepted as Bembicium auratum (Quoy & Gaimard, 1834)
117. Species Littorina indistincta W. H. Turton, 1932 accepted as Afrolittorina knysnaensis (R. A. Philippi, 1847)
118. Species Littorina infans E. A. Smith, 1892 accepted as Afrolittorina acutispira (E. A. Smith, 1892)
119. Species Littorina insularis E. A. Smith, 1889 accepted as Echinolittorina reticulata (Anton, 1838)
120. Species Littorina insularum Locard, 1891 accepted as Melarhaphe neritoides (Linnaeus, 1758) (synonym)
121. Species Littorina intermedia R. A. Philippi, 1846 accepted as Littoraria intermedia (R. A. Philippi, 1846) (unaccepted > superseded combination)
122. Species Littorina interrupta R. A. Philippi, 1847 accepted as Echinolittorina interrupta (R. A. Philippi, 1847) (unaccepted > superseded combination)
123. Species Littorina irrorata (Say, 1822) accepted as Littoraria irrorata (Say, 1822) (unaccepted > superseded combination)
124. Species Littorina itelmenica Sinelnikova, 1990 accepted as Littorina brevicula (R. A. Philippi, 1844)
125. Species Littorina jamaicensis C. B. Adams, 1850 accepted as Echinolittorina jamaicensis (C. B. Adams, 1850)
126. Species Littorina knysnaensis R. A. Philippi, 1847 accepted as Afrolittorina knysnaensis (R. A. Philippi, 1847) (unaccepted > superseded combination)
127. Species Littorina kowiensis W. H. Turton, 1932 accepted as Afrolittorina knysnaensis (R. A. Philippi, 1847) (unaccepted > junior subjective synonym)
128. Species Littorina kraussi Rosewater, 1970 accepted as Littoraria coccinea glabrata (R. A. Philippi, 1846)
129. Species Littorina kurila Middendorff, 1848 accepted as Littorina sitkana R. A. Philippi, 1846
130. Species Littorina lamellosa Montrouzier, 1861 (unaccepted, original combination)
131. Species Littorina lemniscata R. A. Philippi, 1846 (unaccepted > superseded combination)
132. Species Littorina lepida A. Gould, 1849 (unaccepted, junior subjective synonym)
133. Species Littorina lineolata A. d'Orbigny, 1841 (unaccepted > superseded combination)
134. Species Littorina litorea [sic] (unaccepted > misspelling - incorrect subsequent spelling, of Littorina littorea (Linnaeus, 1758))
135. Species Littorina littoralis (Linnaeus, 1758) (unaccepted > superseded combination)
136. Species Littorina luctuosa Reeve, 1857 (unaccepted, junior subjective synonym)
137. Species Littorina luteola Quoy & Gaimard, 1833 (unaccepted)
138. Species Littorina mariae Sacchi & Rastelli, 1966 (unaccepted, synonym)
139. Species Littorina marnat Potiez & Michaud, 1838 (unaccepted)
140. Species Littorina mauritiana (Lamarck, 1822) (unaccepted)
141. Species Littorina megasoma C. B. Adams, 1852 (unaccepted > superseded combination)
142. Species Littorina melanacme E. A. Smith, 1876 (unaccepted, original combination)
143. Species Littorina melanostoma Gray, 1839 (unaccepted)
144. Species Littorina meleagris (Potiez & Michaud, 1838) (unaccepted > superseded combination)
145. Species Littorina mespillum (Megerle von Mühlfeld, 1824) (unaccepted)
146. Species Littorina miliaris Quoy & Gaimard, 1833 (unaccepted, original combination)
147. Species Littorina minima (W. Wood, 1828) (unaccepted > junior subjective synonym)
148. Species Littorina modesta R. A. Philippi, 1846 (unaccepted > superseded combination)
149. Species Littorina monilifera Souleyet, 1852 (unaccepted)
150. Species Littorina muricata (Linnaeus, 1758) (unaccepted > superseded combination)
151. Species Littorina natalensis R. A. Philippi, 1847 (unaccepted > superseded combination)
152. Species Littorina naticoides D. Reid & A. N. Golikov, 1991 (unaccepted)
153. Species Littorina naticoides A. d'Orbigny, 1841 (unaccepted)
154. Species Littorina nebulosa (Lamarck, 1822) (unaccepted > superseded combination)
155. Species Littorina neglecta W. Bean, 1844 (unaccepted > junior subjective synonym)
156. Species Littorina neritoides (Linnaeus, 1758) (unaccepted, synonym)
157. Species Littorina nervillei Dautzenberg, 1893 (unaccepted)
158. Species Littorina newcombi Reeve, 1857 (unaccepted)
159. Species Littorina nigrolineata R. A. Philippi, 1846 (unaccepted)
160. Species Littorina nigrolineata Gray, 1839 (unaccepted)
161. Species Littorina nodosa Gray, 1839 (unaccepted)
162. Species Littorina nodulosa (Gmelin, 1791) (unaccepted > junior subjective synonym)
163. Species Littorina novaehiberniae Lesson, 1831 (unaccepted)
164. Species Littorina novaezelandiae Reeve, 1857 (unaccepted)
165. Species Littorina obesa G. B. Sowerby I, 1832 (unaccepted)
166. Species Littorina pallescens R. A. Philippi, 1846 (unaccepted > superseded combination)
167. Species Littorina palliata (Say, 1822) (unaccepted, junior synonym)
168. Species Littorina parva Teilman-Friis, 1898 (unaccepted)
169. Species Littorina patula Thorpe, 1844 (unaccepted, dubious synonym)
170. Species Littorina patula A. Gould, 1849 (unaccepted > junior homonym, of Littorina patula Thorpe, 1844)
171. Species Littorina peconica S. Smith, 1860 (unaccepted, synonym)
172. Species Littorina penicillata P. P. Carpenter, 1864 (unaccepted)
173. Species Littorina penitaria G. Nevill, 1885 (unaccepted, nomen nudum)
174. Species Littorina perplexa W. H. Turton, 1932 (unaccepted)
175. Species Littorina peruviana (Lamarck, 1822) (unaccepted)
176. Species Littorina petraea (Montagu, 1803) (unaccepted, synonym)
177. Species Littorina philippiana Reeve, 1857 (unaccepted)
178. Species Littorina philippii P. P. Carpenter, 1857 (unaccepted)
179. Species Littorina picea Reeve, 1857 (unaccepted)
180. Species Littorina picta R. A. Philippi, 1846 (unaccepted, junior homonym of Littorina obtusata var. picta Menke, 1845; synonym)
181. Species Littorina pintado (W. Wood, 1828) (unaccepted)
182. Species Littorina pittsburgensis B. L. Clark, 1915 (unaccepted)
183. Species Littorina planaxis R. A. Philippi, 1847 (unaccepted > junior homonym, junior homonym of Littorina planaxis Sowerby, 1844; L. keenae is a replacement name)
184. Species Littorina planaxis J. C. Jay, 1839 (unaccepted > nomen nudum)
185. Species Littorina porcata R. A. Philippi, 1846 (unaccepted > superseded combination)
186. Species Littorina preconica S. Smith, 1860 (unaccepted)
187. Species Littorina pulchra G. B. Sowerby I, 1832 (unaccepted, junior synonym)
188. Species Littorina pullata P. P. Carpenter, 1864 (unaccepted)
189. Species Littorina punctata (Gmelin, 1791) (unaccepted)
190. Species Littorina puncticulata R. A. Philippi, 1847 (unaccepted > superseded combination)
191. Species Littorina pyramidalis Quoy & Gaimard, 1833 (unaccepted, original combination)
192. Species Littorina radiata Souleyet, 1852 (unaccepted)
193. Species Littorina rietensis W. H. Turton, 1932 (unaccepted > junior subjective synonym)
194. Species Littorina riisei Mörch, 1876 (unaccepted > junior subjective synonym)
195. Species Littorina rubropicta E. von Martens, 1887 (unaccepted > junior subjective synonym)
196. Species Littorina rudis (Maton, 1797) (unaccepted, synonym)
197. Species Littorina saxatile [sic] (unaccepted > incorrect grammatical agreement of specific epithet)
198. Species Littorina saxatilis G. Johnston, 1842 (unaccepted)
199. Species Littorina saxoides Nardo, 1847 (unaccepted)
200. Species Littorina sayi R. A. Philippi, 1846 (unaccepted > junior subjective synonym)
201. Species Littorina scabra (Linnaeus, 1758) (unaccepted > superseded combination)
202. Species Littorina schmitti Bartsch & Rehder, 1939 (unaccepted)
203. Species Littorina setosa E. A. Smith, 1875 (unaccepted, original combination)
204. Species Littorina sieboldii R. A. Philippi, 1846 (unaccepted > superseded combination)
205. Species Littorina simplex Reeve, 1857 (unaccepted)
206. Species Littorina sitchana [sic] (unaccepted > misspelling - incorrect subsequent spelling)
207. Species Littorina sitchensis G. Nevill, 1885 (unaccepted)
208. Species Littorina souverbiana Crosse, 1862 (unaccepted)
209. Species Littorina sphaeroidalis Locard, 1886 (unaccepted)
210. Species Littorina striata Danilo & Sandri, 1856 (unaccepted, synonym)
211. Species Littorina striata P. P. King, 1832 (unaccepted, original combination)
212. Species Littorina subtenebrosa Middendorff, 1848 (unaccepted)
213. Species Littorina sulculosa R. A. Philippi, 1846 (unaccepted > superseded combination)
214. Species Littorina sundaica van Regteren Altena, 1945 (unaccepted)
215. Species Littorina tenebrosa (Montagu, 1803) (unaccepted > junior subjective synonym)
216. Species Littorina tenuis R. A. Philippi, 1846 (unaccepted > junior subjective synonym)
217. Species Littorina thersites Reeve, 1857 (unaccepted)
218. Species Littorina tigrina A. d'Orbigny, 1841 (unaccepted > junior subjective synonym)
219. Species Littorina tristis Mousson, 1874 (unaccepted, synonym)
220. Species Littorina trochoides Gray, 1839 (unaccepted)
221. Species Littorina umbilicata A. d'Orbigny, 1841 (unaccepted > superseded combination)
222. Species Littorina undulata A. d'Orbigny, 1841 (unaccepted, invalid: junior homonym of Littorina undulata Gray, 1839; Litorina tessellata is a replacement name)
223. Species Littorina undulata J. E. Gray, 1839 (unaccepted > superseded combination)
224. Species Littorina unifasciata J. E. Gray, 1826 (unaccepted)
225. Species Littorina urieli H. E. J. Biggs, 1966 (unaccepted > junior subjective synonym)
226. Species Littorina vadorum Sacchi, 1984 (unaccepted)
227. Species Littorina varia G. B. Sowerby I, 1832 (unaccepted, original combination)
228. Species Littorina variegata Souleyet, 1852 (unaccepted, original combination)
229. Species Littorina vidua A. Gould, 1859 (unaccepted, superseded combination)
230. Species Littorina vincta (Montagu, 1803) (unaccepted > superseded combination)
231. Species Littorina vulgaris J. Sowerby, 1832 (unaccepted)
232. Species Littorina zebra (Donovan, 1825) (unaccepted)
233. Species Littorina zebra (W. Wood, 1828) (unaccepted)
234. Species Littorina ziczac (Gmelin, 1791) (unaccepted > superseded combination)
235. Species Littorina zonaria W. Bean, 1844 (unaccepted > junior subjective synonym)
236. Subgenus Littorina (Littorina) A. Férussac, 1822 (alternative representation)
     1. Species Littorina (Littorina) aleutica Dall, 1782 accepted as Littorina aleutica Dall, 1872 (unaccepted combination)
     2. Species Littorina (Littorina) brevicula (R. A. Philippi, 1844) accepted as Littorina brevicula (R. A. Philippi, 1844) (unaccepted > superseded combination)
     3. Species Littorina (Littorina) kurila Middendorff, 1848 accepted as Littorina sitkana R. A. Philippi, 1846 (unaccepted > superseded combination)
     4. Species Littorina (Littorina) mandshurica Schrenck, 1862 accepted as Littorina mandshurica (Schrenck, 1861) (unaccepted > superseded combination)
     5. Species Littorina (Littorina) obtusata (Linnaeus, 1758) accepted as Littorina obtusata (Linnaeus, 1758) (unaccepted > superseded combination)
     6. Species Littorina (Littorina) saxatilis (Olivi, 1792) accepted as Littorina saxatilis (Olivi, 1792)
     7. Species Littorina (Littorina) sitchana [sic] accepted as Littorina sitkana R. A. Philippi, 1846 (unaccepted > misspelling - incorrect subsequent spelling)
237. Subgenus Littorina (Neritrema) Récluz, 1869 represented as Littorina A. Férussac, 1822
238. Species Littorina aurea Bonnet, 1864 (uncertain > unassessed)
239. Species Littorina columna R. A. Philippi, 1847 (uncertain > taxon inquirendum)
240. Species Littorina laevis R. A. Philippi, 1846 (uncertain > nomen dubium)
241. Species Littorina perdix P. P. King, 1832 accepted as Littoraria varia (G. B. Sowerby I, 1832) (uncertain > nomen dubium, uncertain synonym; types lost)
242. Species Littorina serialis Souleyet, 1852 (uncertain > taxon inquirendum)
243. Species Littorina vitiensis "Godeffroy, 1874" (uncertain > taxon inquirendum)

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