• “Montereina” concinna (Alder & Hancock, 1864) represented as Discodoris concinna (Alder & Hancock, 1864)
• Acteocina crithodes (Melvill & Standen, 1901)
• Acteocina knockeri (E. A. Smith, 1872)
• Acteocina mucronata (R. A. Philippi, 1849)
• Adelactaeon amoenus (A. Adams, 1853) accepted as Monotygma amoena (A. Adams, 1853)
• Adelactaeon fulvus (A. Adams, 1853) accepted as Monotigma fulva (A. Adams, 1853) accepted as Monotygma fulva (A. Adams, 1853)
• Aeolidiella indica Bergh, 1888 accepted as Anteaeolidiella indica (Bergh, 1888)
• Aliculastrum cylindricum (Helbling, 1779)
• Alvania dorbignyi (Audouin, 1826)
• Amathina tricarinata (Linnaeus, 1767)
• Ambigolimax nyctelius (Bourguignat, 1861) accepted as Letourneuxia nyctelia (Bourguignat, 1861)
• Angiola punctostriata (E. A. Smith, 1872) accepted as Hinea punctostriata (E. A. Smith, 1872)
• Anteaeolidiella indica (Bergh, 1888)
• Anteaeolidiella lurana (Ev. Marcus & Er. Marcus, 1967)
• Apataxia cerithiiformis (Jickeli, 1884)
• Aplus assimilis (Reeve, 1846)
• Aplus dorbignyi (Payraudeau, 1826)
• Aplysia dactylomela Rang, 1828
• Aplysia parvula Mörch, 1863
• Archidoris pseudoargus (Rapp, 1827)
• Arion distinctus Mabille, 1868
• Arion hortensis A. Férussac, 1819
• Arion intermedius Normand, 1852
• Armina rubida (A. Gould, 1852)
• Atys angustatus E. A. Smith, 1872
• Atys cylindricus (Helbling, 1779) accepted as Aliculastrum cylindricum (Helbling, 1779)
• Atys macandrewii E. A. Smith, 1872 accepted as Weinkauffia macandrewii (E. A. Smith, 1872)
• Baeolidia moebii Bergh, 1888
• Barbitonia arthritica (Valenciennes, 1858) accepted as Neptunea (Barbitonia) arthritica (Valenciennes, 1858) represented as Neptunea arthritica (Valenciennes, 1858)
• Batillaria attramentaria (G. B. Sowerby II, 1855)
• Batillaria zonalis (Bruguière, 1792)
• Bedeva paivae (Crosse, 1864)
• Berghia marinae Carmona, Pola, Gosliner & Cervera, 2014
• Bermudella pellucida (Burn, 1967)
• Bermudella polycerelloides Ortea & Bouchet, 1983
• Berthellina citrina (Rüppell & Leuckart, 1828)
• Biuve fulvipunctata (Baba, 1938)
• Bolinus brandaris (Linnaeus, 1758)
• Boonea bisuturalis (Say, 1822)
• Bostrycapulus aculeatus (Gmelin, 1791)
• Bostrycapulus odites Collin, 2005
• Bulbaeolidia alba (Risbec, 1928)
• Bulla arabica Malaquias & D. Reid, 2008
• Bulla girardi Audouin, 1826 accepted as Ventomnestia girardi (Audouin, 1826) accepted as Mnestia girardi (Audouin, 1826)
• Bursatella leachi accepted as Bursatella leachii Blainville, 1817
• Bursatella leachii Blainville, 1817
• Busycotypus canaliculatus (Linnaeus, 1758)
• Caloria indica (Bergh, 1896)
• Caloria militaris (Alder & Hancock, 1864)
• Calyptraea chinensis (Linnaeus, 1758)
• Canarium mutabile (Swainson, 1821)
• Candidula intersecta (Poiret, 1801) accepted as Xeroplexa intersecta (Poiret, 1801)
• Candiella plebeia (G. Johnston, 1828)
• Cantharus tranquebaricus (Gmelin, 1791)
• Carinaria lamarckii Blainville, 1817
• Carinaria mediterranea Blainville, 1825 accepted as Carinaria lamarckii Blainville, 1817
• Catriona columbiana (O'Donoghue, 1922) accepted as Tenellia columbiana (O'Donoghue, 1922)
• Cellana radiata (Born, 1778)
• Cellana rota (Gmelin, 1791)
• Ceratodoris eolida (Quoy & Gaimard, 1832)
• Ceratodoris plana (Baba, 1960)
• Ceratostoma inornatum (Récluz, 1851) accepted as Ocinebrellus inornatus (Récluz, 1851)
• Cerithidium diplax (R. B. Watson, 1886)
• Cerithidium perparvulum (R. B. Watson, 1886)
• Cerithiopsis pulvis (Issel, 1869)
• Cerithiopsis tenthrenois (Melvill, 1896)
• Cerithium (Vertagus) kochi R. A. Philippi, 1848 accepted as Rhinoclavis kochi (R. A. Philippi, 1848)
• Cerithium adansonii Bruguière, 1792
• Cerithium columna G. B. Sowerby I, 1834
• Cerithium egenum A. Gould, 1849
• Cerithium litteratum (Born, 1778)
• Cerithium nesioticum Pilsbry & Vanatta, 1906
• Cerithium nodulosum Bruguière, 1792
• Cerithium nodulosum adansonii Bruguière, 1792 accepted as Cerithium adansonii Bruguière, 1792
• Cerithium nodulosum erythraeonense Lamarck, 1822 accepted as Cerithium adansonii Bruguière, 1792
• Cerithium recurvum G. B. Sowerby II, 1855 accepted as Rhinoclavis kochi (R. A. Philippi, 1848)
• Cerithium scabridum R. A. Philippi, 1848
• Chelidonura fulvipunctata Baba, 1938 accepted as Biuve fulvipunctata (Baba, 1938)
• Chelidonura mediterranea Swennen, 1961 accepted as Chelidonura fulvipunctata Baba, 1938 accepted as Biuve fulvipunctata (Baba, 1938)
• Chromodoris annulata Eliot, 1904 accepted as Goniobranchus annulatus (Eliot, 1904)
• Chromodoris quadricolor (Rüppell & Leuckart, 1830)
• Chromodoris quadricolor quadricolor (Rüppell & Leuckart, 1830) accepted as Chromodoris quadricolor (Rüppell & Leuckart, 1830)
• Chrysallida fischeri (Hornung & Mermod, 1925) accepted as Pyrgulina fischeri Hornung & Mermod, 1925
• Chrysallida maiae (Hornung & Mermod, 1924) accepted as Pyrgulina maiae Hornung & Mermod, 1924
• Chrysallida micronana Öztürk & van Aartsen, 2006 accepted as Pyrgulina nana Hornung & Mermod, 1924
• Chrysallida pirintella [sic] accepted as Pyrgulina pirinthella Melvill, 1910
• Chrysallida typica (Laseron, 1959) accepted as Parthenina typica (Laseron, 1959)
• Cingulina isseli (Tryon, 1886)
• Cipangopaludina chinensis (J. E. Gray, 1833)
• Circulus novemcarinatus (Melvill, 1906)
• Circulus octoliratus (P. P. Carpenter, 1856)
• Clathrofenella ferruginea (A. Adams, 1860) accepted as Cerithidium diplax (R. B. Watson, 1886)
• Clypeomorus bifasciata (G. B. Sowerby II, 1855)
• Clypeomorus pellucida (Hombron & Jacquinot, 1848)
• Clypeomorus purpurastoma Houbrick, 1985
• Cochlicella barbara (Linnaeus, 1758)
• Cochlicopa lubrica (O. F. Müller, 1774)
• Columbella (Seminella) savignyi Moazzo, 1939 accepted as Zafra savignyi (Moazzo, 1939)
• Columbella savignyi Moazzo, 1939 accepted as Zafra savignyi (Moazzo, 1939)
• Coneuplecta calculosa (A. Gould, 1852)