1. Species Cerithium columna G. B. Sowerby I, 1834
2. Species Cerithium egenum A. A. Gould, 1849
3. Species Cerithium litteratum (Born, 1778)
4. Species Cerithium nesioticum Pilsbry & Vanatta, 1906
5. Species Cerithium scabridum R. A. Philippi, 1848
6. Species Cerithium brongniartii Maravigna, 1840 (uncertain > taxon inquirendum)
7. Subgenus Cerithium (Bittium) J. E. Gray, 1847 accepted as Bittium Leach, 1847 (unaccepted > superseded rank)
   1. Species Cerithium (Bittium) enode R. B. Watson, 1880 accepted as Cerithiella enodis (R. B. Watson, 1880) (unaccepted > superseded combination)
8. Subgenus Cerithium (Hirtocerithium) Monterosato, 1910 accepted as Cerithium Bruguière, 1789 (unaccepted > junior subjective synonym)
   1. Species Cerithium (Hirtocerithium) phaeniciacum Pallary, 1938 accepted as Cerithium renovatum Monterosato, 1884 accepted as Thericium renovatum (Monterosato, 1884) (dubious synonym)
9. Subgenus Cerithium (Thericium) Monterosato, 1890 accepted as Thericium Monterosato, 1890 (unaccepted > superseded rank)
10. Subgenus Cerithium (Vulgocerithium) Cossmann, 1895 accepted as Thericium Monterosato, 1890 (unaccepted > junior subjective synonym)
11. Species Cerithium abruptum R. B. Watson, 1880 accepted as Metaxia abrupta (R. B. Watson, 1880) (unaccepted > superseded combination)
12. Species Cerithium acicula Brusina, 1865 accepted as Cerithiopsis tubercularis (Montagu, 1803) (dubious synonym)
13. Species Cerithium adenense G. B. Sowerby II, 1865 accepted as Cerithium scabridum R. A. Philippi, 1848
14. Species Cerithium afrum Danilo & Sandri, 1856 accepted as Bittium reticulatum (da Costa, 1778) (synonym)
15. Species Cerithium algerianum G. B. Sowerby II, 1855 accepted as Bittium lacteum (R. A. Philippi, 1836) (synonym)
16. Species Cerithium alucastrum (Brocchi, 1814) accepted as Thericium alucastrum (Brocchi, 1814) (unaccepted > superseded combination)
17. Species Cerithium aluchensis Brusina, 1870 accepted as Cerithium vulgatum Bruguière, 1792 accepted as Thericium vulgatum (Bruguière, 1792) (synonym)
18. Species Cerithium amblyterum R. B. Watson, 1880 accepted as Cerithiella amblytera (R. B. Watson, 1880) (unaccepted > superseded combination)
19. Species Cerithium angustum Deshayes, 1835 accepted as Bittium reticulatum (da Costa, 1778) (dubious synonym; preoccupied by Cerithium angustum Deshayes, 1834)
20. Species Cerithium arcticum Mörch, 1857 accepted as Eumetula arctica (Mörch, 1857) (unaccepted > superseded combination)
21. Species Cerithium bacillum Issel, 1869 accepted as Metaxia bacillum (Issel, 1869) (unaccepted > junior homonym, junior homonym of Cerithium bacillum Lamarck, 1804)
22. Species Cerithium benoitianum Monterosato, 1869 accepted as Metaxia metaxa (Delle Chiaje, 1828) (synonym)
23. Species Cerithium bicinctum Jeffreys, 1867 accepted as Cerithiella metula (Lovén, 1846) (synonym)
24. Species Cerithium bifasciatum G. B. Sowerby II, 1855 accepted as Clypeomorus bifasciata (G. B. Sowerby II, 1855) (original combination)
25. Species Cerithium bourguignati Locard, 1886 accepted as Cerithium vulgatum Bruguière, 1792 accepted as Thericium vulgatum (Bruguière, 1792) (synonym)
26. Species Cerithium cailliaudii Potiez & Michaud, 1838 accepted as Pirenella conica (Blainville, 1829)
27. Species Cerithium cinerascente G. B. Sowerby II, 1855 accepted as Potamides conicus (Blainville, 1829) accepted as Pirenella conica (Blainville, 1829) (synonym)
28. Species Cerithium collacteum Iredale, 1929 accepted as Cerithium nesioticum Pilsbry & Vanatta, 1906 (unaccepted > junior objective synonym)
29. Species Cerithium compositum Locard & Caziot, 1900 accepted as Cerithium vulgatum Bruguière, 1792 accepted as Thericium vulgatum (Bruguière, 1792) (unaccepted > junior subjective synonym, invalid; not Bronn, 1831)
30. Species Cerithium concatenatum A. Conti, 1864 accepted as Dizoniopsis concatenata (A. Conti, 1864) (original combination)
31. Species Cerithium conicum Blainville, 1829 accepted as Pirenella conica (Blainville, 1829) (original combination)
32. Species Cerithium crosseanum Tiberi, 1863 accepted as Metaxia metaxa (Delle Chiaje, 1828) (synonym)
33. Species Cerithium cylindratum Jeffreys, 1885 accepted as Krachia cylindrata (Jeffreys, 1885)
34. Species Cerithium danielsseni Friele, 1877 accepted as Cerithiella danielsseni (Friele, 1877) (original combination)
35. Species Cerithium desolatum Bayle, 1880 accepted as Cerithium brongniartii Maravigna, 1840
36. Species Cerithium elegantulum Coen, 1925 accepted as Cerithium protractum Bivona, 1838 accepted as Thericium protractum (Bivona, 1838) (junior homonym of Cerithium elegantulum Piette, 1857 and Cerithium elegantulum Speyer, 1867; synonym)
37. Species Cerithium elongatum G. B. Sowerby II, 1855 accepted as Bittium reticulatum (da Costa, 1778) (invalid; not Anton, 1838)
38. Species Cerithium enode R. B. Watson, 1880 accepted as Cerithiella enodis (R. B. Watson, 1880) (unaccepted > superseded combination)
39. Species Cerithium gemmatum R. B. Watson, 1880 accepted as Bittium watsoni (Jeffreys, 1885) (invalid: junior homonym of Cerithium gemmatum Hinds, 1844; Cerithium watsoni is a replacement name)
40. Species Cerithium gracile Jeffreys, 1885 accepted as Cerithiella metula (Lovén, 1846) (Invalid: junior homonym of Cerithium gracile Lamarck, 1804, and several others)
41. Species Cerithium gracilis R. A. Philippi, 1836 accepted as Cerithium vulgatum Bruguière, 1792 accepted as Thericium vulgatum (Bruguière, 1792)
42. Species Cerithium granulosum (Brocchi, 1814) accepted as Monophorus perversus (Linnaeus, 1758) (unaccepted > junior subjective synonym)
43. Species Cerithium haustellum Monterosato, 1903 accepted as Cerithium protractum Bivona, 1838 accepted as Thericium protractum (Bivona, 1838)
44. Species Cerithium hymerensis Calcara, 1840 accepted as Cerithium brongniartii Maravigna, 1840
45. Species Cerithium inscriptum Monterosato, 1884 accepted as Cerithium vulgatum Bruguière, 1792 accepted as Thericium vulgatum (Bruguière, 1792) (synonym)
46. Species Cerithium jadertinum Brusina, 1865 accepted as Bittium reticulatum (da Costa, 1778) (synonym)
47. Species Cerithium kochi R. A. Philippi, 1848 accepted as Rhinoclavis kochi (R. A. Philippi, 1848) (unaccepted > superseded combination)
48. Species Cerithium lacteum R. A. Philippi, 1836 accepted as Bittium lacteum (R. A. Philippi, 1836) (unaccepted > superseded combination)
49. Species Cerithium lacteum Kiener, 1841 accepted as Cerithium nesioticum Pilsbry & Vanatta, 1906 (invalid: junior homonym of Cerithium lacteum Philippi, 1836; C. pusillum Jay, 1850, C. nesioticum, and C. collacteum are replacement names)
50. Species Cerithium latreillii Payraudeau, 1826 accepted as Bittium latreillii (Payraudeau, 1826) (original combination)
51. Species Cerithium levantinum E. A. Smith, 1891 accepted as Cerithium scabridum R. A. Philippi, 1848 (synonym)
52. Species Cerithium lima Bruguière, 1792 sensu R. A. Philippi, 1836 accepted as Bittium latreillii (Payraudeau, 1826) (unaccepted > misapplication)
53. Species Cerithium lividulum Risso, 1826 accepted as Thericium lividulum (Risso, 1826) (unaccepted > superseded combination)
54. Species Cerithium mamillatum Risso, 1826 accepted as Bittium latreillii (Payraudeau, 1826)
55. Species Cerithium mammillanum R. B. Watson, 1880 accepted as Cerithiella amblytera (R. B. Watson, 1880) (synonym)
56. Species Cerithium maroccanum Bruguière, 1792 accepted as Monophorus perversus (Linnaeus, 1758) (synonym)
57. Species Cerithium massiliense Locard, 1886 accepted as Cerithium lividulum Risso, 1826 accepted as Thericium lividulum (Risso, 1826) (synonym)
58. Species Cerithium mediterraneum Deshayes, 1843 accepted as Cerithium lividulum Risso, 1826 accepted as Thericium lividulum (Risso, 1826) (synonym)
59. Species Cerithium melanura C. B. Adams, 1850 accepted as Cosmotriphora melanura (C. B. Adams, 1850) (original combination)
60. Species Cerithium metula Lovén, 1846 accepted as Cerithiella metula (Lovén, 1846) (original combination)
61. Species Cerithium metulatum Locard, 1886 accepted as Cerithiella metula (Lovén, 1846) (unjustified emendation of specific epithet)
62. Species Cerithium minimum Brusina, 1865 accepted as Cerithiopsis minima (Brusina, 1865)
63. Species Cerithium nanum Pallary, 1912 accepted as Cerithium vulgatum Bruguière, 1792 accepted as Thericium vulgatum (Bruguière, 1792) (dubious synonym)
64. Species Cerithium neglectum C. B. Adams, 1855 accepted as Dizoniopsis coppolae (Aradas, 1870) (unaccepted > junior homonym, invalid; not Deshayes, 1833 nor C. B. Adams, 1852)
65. Species Cerithium nigropunctatum G. B. Sowerby II, 1855 accepted as Cerithium scabridum R. A. Philippi, 1848
66. Species Cerithium nitidum Forbes, 1847 accepted as Cerithiella metula (Lovén, 1846)
67. Species Cerithium niveum Bivona e Bernardi, 1838 accepted as Bittium lacteum (R. A. Philippi, 1836) (synonym)
68. Species Cerithium obeliscoides Jeffreys, 1885 accepted as Krachia obeliscoides (Jeffreys, 1885) (original combination)
69. Species Cerithium pallaryi Pallary, 1912 accepted as Cerithium vulgatum Bruguière, 1792 accepted as Thericium vulgatum (Bruguière, 1792) (dubious synonym)
70. Species Cerithium palustre Locard & Caziot, 1900 accepted as Cerithium lividulum Risso, 1826 accepted as Thericium lividulum (Risso, 1826) (synonym)
71. Species Cerithium papillosum G. B. Sowerby II, 1855 accepted as Cerithium nesioticum Pilsbry & Vanatta, 1906 (invalid: junior homonym of Cerithium papillosum Eudes-Deslongchamps, 1842)
72. Species Cerithium payraudeaui Locard & Caziot, 1900 accepted as Cerithium renovatum Monterosato, 1884 accepted as Thericium renovatum (Monterosato, 1884) (synonym)
73. Species Cerithium payraudeauti Gaglini, 1992 accepted as Cerithium vulgatum Bruguière, 1792 accepted as Thericium vulgatum (Bruguière, 1792) (synonym)
74. Species Cerithium peloritanum Cantraine, 1835 accepted as Pirenella conica (Blainville, 1829)
75. Species Cerithium perversum (Linnaeus, 1758) accepted as Monophorus perversus (Linnaeus, 1758)
76. Species Cerithium pictum Anton, 1838 accepted as Cerithium lividulum Risso, 1826 accepted as Thericium lividulum (Risso, 1826) (unaccepted > junior subjective synonym)
77. Species Cerithium pirayni Benoit, 1843 accepted as Cerithium brongniartii Maravigna, 1840
78. Species Cerithium procerum Jeffreys, 1877 accepted as Cerithiella metula (Lovén, 1846) (Invalid: junior homonym of Cerithium procerum Kiener, 1841)
79. Species Cerithium protractum Bivona, 1838 accepted as Thericium protractum (Bivona, 1838) (unaccepted > superseded combination)
80. Species Cerithium provinciale Locard, 1886 accepted as Cerithium vulgatum Bruguière, 1792 accepted as Thericium vulgatum (Bruguière, 1792) (unaccepted > junior homonym, invalid: junior homonym of Cerithium provinciale d'Orbigny, 1843)
81. Species Cerithium pulvis Issel, 1869 accepted as Nanopsis pulvis (Issel, 1869) accepted as Cerithiopsis pulvis (Issel, 1869) (original combination)
82. Species Cerithium pusillum J. C. Jay, 1850 accepted as Cerithium nesioticum Pilsbry & Vanatta, 1906 (invalid: junior homonym of Cerithium pusillum Gould, 1849; C. nesioticum is a replacement name)
83. Species Cerithium pygmaeum R. A. Philippi, 1844 accepted as Cerithiopsis tubercularis (Montagu, 1803) (unaccepted > junior subjective synonym)
84. Species Cerithium recurvum G. B. Sowerby II, 1855 accepted as Rhinoclavis kochi (R. A. Philippi, 1848) (unaccepted > junior subjective synonym)
85. Species Cerithium renovatum Monterosato, 1884 accepted as Thericium renovatum (Monterosato, 1884) (unaccepted > superseded combination)
86. Species Cerithium repandum Monterosato, 1878 accepted as Thericium repandum (Monterosato, 1878) (unaccepted > superseded combination)
87. Species Cerithium requieni Locard & Caziot, 1900 accepted as Cerithium lividulum Risso, 1826 accepted as Thericium lividulum (Risso, 1826) (synonym)
88. Species Cerithium reticulatum (da Costa, 1778) accepted as Bittium reticulatum (da Costa, 1778) (chresonym)
89. Species Cerithium rupestre Risso, 1826 accepted as Cerithium vulgatum Bruguière, 1792 accepted as Thericium vulgatum (Bruguière, 1792)
90. Species Cerithium rupestre Risso, 1826 sensu Bucquoy, Dautzenberg & Dollfus, 1884 accepted as Cerithium lividulum Risso, 1826 accepted as Thericium lividulum (Risso, 1826) (unaccepted > misapplication)
91. Species Cerithium sardoum Cantraine, 1835 accepted as Pirenella conica (Blainville, 1829)
92. Species Cerithium servaini Locard, 1886 accepted as Cerithium vulgatum Bruguière, 1792 accepted as Thericium vulgatum (Bruguière, 1792) (synonym)
93. Species Cerithium sinistratum Nyst, 1835 accepted as Laeocochlis sinistrata (Nyst, 1835) (original combination)
94. Species Cerithium spiculum Hedley, 1899 accepted as Cerithium nesioticum Pilsbry & Vanatta, 1906 (invalid: junior homonym of Cerithium spiculum Eudes-Deslongchamps, 1842)
95. Species Cerithium spinosum R. A. Philippi, 1836 accepted as Cerithium vulgatum Bruguière, 1792 accepted as Thericium vulgatum (Bruguière, 1792)
96. Species Cerithium stenodeum Locard, 1886 accepted as Cerithium protractum Bivona, 1838 accepted as Thericium protractum (Bivona, 1838) (synonym)
97. Species Cerithium strumaticum Locard, 1886 accepted as Cerithium lividulum Risso, 1826 accepted as Thericium lividulum (Risso, 1826) (synonym)
98. Species Cerithium subcylindricum Brusina, 1865 accepted as Metaxia metaxa (Delle Chiaje, 1828) (synonym)
99. Species Cerithium submammillatum de Rayneval & Ponzi, 1854 accepted as Cerithidium submammillatum (de Rayneval & Ponzi, 1854)
100. Species Cerithium subnodosum A. Adams, 1855 accepted as Cerithium alucastrum (Brocchi, 1814) accepted as Thericium alucastrum (Brocchi, 1814) (synonym)
101. Species Cerithium subulatum Lamarck, 1804, sensu Kiener, 1841 accepted as Rhinoclavis kochi (R. A. Philippi, 1848) (misapplication)
102. Species Cerithium subvulgatum Locard, 1886 accepted as Cerithium vulgatum Bruguière, 1792 accepted as Thericium vulgatum (Bruguière, 1792) (synonym)
103. Species Cerithium suturale Risso, 1826 accepted as Bittium reticulatum (da Costa, 1778) (dubious synonym)
104. Species Cerithium sykesi Brusina, 1904 accepted as Cerithium alucastrum (Brocchi, 1814) accepted as Thericium alucastrum (Brocchi, 1814) (unaccepted > junior subjective synonym)
105. Species Cerithium syriacum Pallary, 1919 accepted as Cerithium lividulum Risso, 1826 accepted as Thericium lividulum (Risso, 1826) (dubious synonym)
106. Species Cerithium tingitanum Pallary, 1920 accepted as Cerithium lividulum Risso, 1826 accepted as Thericium lividulum (Risso, 1826) (dubious synonym)
107. Species Cerithium tortuosum Locard & Caziot, 1900 accepted as Cerithium alucastrum (Brocchi, 1814) accepted as Thericium alucastrum (Brocchi, 1814) (synonym)
108. Species Cerithium trilineatum R. A. Philippi, 1836 accepted as Seila trilineata (R. A. Philippi, 1836) (unaccepted > superseded combination)
109. Species Cerithium triviale Locard & Caziot, 1900 accepted as Cerithium alucastrum (Brocchi, 1814) accepted as Thericium alucastrum (Brocchi, 1814) (synonym)
110. Species Cerithium voyi Pilsbry & Vanatta, 1906 (unaccepted > junior subjective synonym)
111. Species Cerithium vulgatum Bruguière, 1792 (unaccepted > superseded combination)
112. Species Cerithium watsoni Jeffreys, 1885 (unaccepted > superseded combination)
113. Species Cerithium yerburyi E. A. Smith, 1891 (unaccepted, synonym)

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