Cypraea hungerfordi kiiensis Roberts, 1913
Cypraea hungerfordi lovetha Poppe, Tagaro & Buije, 2005
Cypraea ilariae Bozzetti, 2019
Cypraea immelmani Liltved, 2001
Cypraea interrupta Gray, 1824
Cypraea irrorata Gray, 1828
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 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
