 Cypraea isabella controversa f. atriceps Schilder & Schilder, 1938 |  Cypraea isabella controversa Gray, 1824 |  Cypraea isabella erythraea Raybaudi, 1986 |
 Cypraea isabella gauguini (Lorenz, 2017) |  Cypraea isabella gilvella Lorenz, 2002 |  Cypraea isabella L., 1758 |
 Cypraea isabella rumphii Schilder & Schilder, 1938 |  Cypraea isabellamexicana Stearns, 1893 |  Cypraea iutsui (Shikama, 1974) |
 Cypraea iutsui x castanea |  Cypraea joycae Clover, 1970 |  Cypraea katsuae (Kuroda, 1961) |
 Cypraea kieneri Hidalgo, 1906 |  Cypraea kuroharai Kuroda, 1961 |  Cypraea labrolineata (Gaskoin, 1849) |
 Cypraea labrolineata helenae Roberts, 1869 |  Cypraea labrolineata melanica Cossignani, 2015 |  Cypraea labrolineata nashi Iredale, 1931 |
 Cypraea lamarckii aquilonia Lorenz, 2017 |  Cypraea lamarckii fainzilberi Lorenz & Hubert, 1993 |  Cypraea lamarckii Gray, 1825 |
 Cypraea lamarckii redimita (Melvill, 1888) |  Cypraea lamarckii sharoni Walles, 1980 |  Cypraea langfordi cavatoensis Lorenz, 2002 |
 Cypraea langfordi Kuroda, 1938 |  Cypraea langfordi moretonensis (Schilder, 1965) |  Cypraea langfordi poppeorum Lorenz & Chiapponi, 2017 |
 Cypraea lapillus Poppe, Tagaro & Groh, 2013 |  Cypraea latior burgessi Kay, 1981 |  Cypraea latior Melvill, 1888 |
 Cypraea lentiginosa buhariensis Jonklaas & Nicolay, 1977 |  Cypraea lentiginosa dancalica Jonklaas & Nicolay, 1977 |  Cypraea lentiginosa Gray, 1825 |
 Cypraea leucodon Broderip, 1828 |  Cypraea leucodon Broderip, 1828 - FAKE |  Cypraea leucodon escotoi Poppe, 2004 |
 Cypraea leucodon tenuidon Lorenz, 1998 |  Cypraea leviathan bouteti C. M. Burgess & Arnette, 1981 |  Cypraea leviathan gedlingae Cate, 1968 |
 Cypraea leviathan Schilder & Schilder, 1937 |  Cypraea leviathan titan (F. A. Schilder & M. Schilder, 1962) |  Cypraea levissima Raybaudi, 1975 |
 Cypraea limacina clarissa Lorenz, 1989 |  Cypraea limacina facifer (Iredale, 1935) |  Cypraea limacina interstincta Wood, 1828 |
 Cypraea limacina Lamarck, 1810 |  Cypraea limacina staphylaeaformis Lorenz, 1989 |  Cypraea lisetae Kilburn, 1975 |
 Cypraea lisetae maricola Cate, 1976 |  Cypraea listeri Gray, 1825 |  Cypraea listeri melvilli Hidalgo, 1906 |
 Cypraea luchuana Kuroda, 1960 |  Cypraea lurida Linnaeus, 1758 |  Cypraea lurida minima Dunker, 1853 |
 Cypraea lurida oceanica Schilder, 1930 |  Cypraea lurida pulchroides Alvarado & Alvarez, 1964 |  Cypraea lutea bizonata Iredale, 1935 |
 Cypraea lutea Gmelin, 1791 |  Cypraea lutea johnsonorum Lorenz, 2002 |  Cypraea lynx caledonica Crosse, 1869 |
 Cypraea lynx erythrostoma Bozzetti, 2020 |  Cypraea lynx L., 1758 |  Cypraea lynx L., 1758 - FAKE |
 Cypraea lynx michaelis Melvill, 1888 |  Cypraea lynx peterstimpsoni T. Cossignani & Allary, 2021 |  Cypraea lynx vanelli L., 1758 |
 Cypraea lynx williamsi Melvill, 1888 |  Cypraea macandrewi eguttata Raybaudi, 1979 |  Cypraea macandrewi G. B. Sowerby II, 1870 |
 Cypraea maculifera andreae Erdmann & Lorenz, 2017 |  Cypraea maculifera cookensis (Erdmann & Hart, 2024) |  Cypraea maculifera martybealsi Lorenz, 2002 |
 Cypraea maculifera Schilder, 1932 |  Cypraea maculifera scindata Lorenz, 2002 |  Cypraea mammoth Simone & Cavallari, 2020 |
 Cypraea mappa admirabilis Lorenz, 2002 |  Cypraea mappa alga Perry, 1811 |  Cypraea mappa alighierii Passamonte & Vulliet, 2016 |
 Cypraea mappa curvati (Beals & Lum 2017) |  Cypraea mappa eluceta Lorenz & Hubert, 2000 |  Cypraea mappa guamensis Bergonzoni & Passamonti, 2014 |
 Cypraea mappa huberi Thach, 2017 |  Cypraea mappa kanakinus Batt, 2004 |  Cypraea mappa L., 1758 |
 Cypraea mappa L., 1758 - FAKE |  Cypraea mappa montrouzieri Dautzenberg, 1903 |  Cypraea mappa panerythra Melvill, 1888 |
 Cypraea mappa viridis (Kenyon, 1902) |  Cypraea marerubra Lorenz, 2009 |  Cypraea margarita africana Lorenz & Hubert, 1993 |