Traits Taxon list
Bicatillus conulatum (Cossmann, 1910) †
Bicatillus deformis (Lamarck, 1822) †
Bostrycapulus aculeatus (Gmelin, 1791)
Bostrycapulus bonnieae (Petuch & Drolshagen, 2010) †
Bostrycapulus calyptraeiformis (Deshayes, 1830)
Bostrycapulus costatus (S. G. Morton, 1829) † (accepted > unreplaced junior homonym )
Bostrycapulus decorus Collin, 2019
Bostrycapulus gravispinosus (Kuroda & T. Habe, 1950)
Bostrycapulus heteropoma Collin & Rolán, 2010
Bostrycapulus latebrus Collin, 2005
Bostrycapulus odites Collin, 2005
Bostrycapulus pritzkeri Collin, 2005
Bostrycapulus tegulicius (Rochebrune, 1883)
Bostrycapulus urraca Collin, 2005
Calyptraea (Sigapatella) scutum R. P. Lesson, 1831 (uncertain > unassessed )
Calyptraea africana Rolán, 2004
Calyptraea aldrichi Govoni, 2025 †
Calyptraea alta (Conrad, 1854) †
Calyptraea aperta (Solander, 1766) †
Calyptraea aspersa C. B. Adams, 1852 accepted as Calyptraea conica Broderip, 1834
Calyptraea aurita (Reeve, 1859)
Calyptraea baldii Vicián, Z. Kovács & Stein, 2019 †
Calyptraea barnardi Kilburn, 1980
Calyptraea bouei Pervinquière, 1912 †
Calyptraea burchi A. G. Smith & M. Gordon, 1948
Calyptraea capensis Tomlin, 1931
Calyptraea centralis (Conrad, 1841)
Calyptraea chinensis (Linnaeus, 1758)
Calyptraea chinensis var. subelliptica Sacco, 1896 † (uncertain > unassessed )
Calyptraea chinensis var. taurostriatellata Sacco, 1896 † (uncertain > unassessed )
Calyptraea congolensis Brébion, 1956 † accepted as Lysis congolensis (Brébion, 1956) †
Calyptraea conica Broderip, 1834
Calyptraea contorta (P. P. Carpenter, 1864)
Calyptraea corrugata Forbes, 1846 † (uncertain > unassessed )
Calyptraea crassiuscula Grateloup, 1828 † (uncertain > unassessed )
Calyptraea crenata J. A. Gardner, 1947 † (uncertain > unassessed )
Calyptraea crepidularis Lamarck, 1803 †
Calyptraea cretacea (A. d'Orbigny, 1843) † (uncertain > nomen dubium )
Calyptraea depressa Delpey, 1942 † (accepted > unreplaced junior homonym )
Calyptraea depressa Lamarck, 1822 †
Calyptraea diegoana (Conrad, 1855) †
Calyptraea discoidalis Brunet, 1995 †
Calyptraea edgariana Melvill, 1898 accepted as Desmaulus edgarianus (Melvill, 1898)
Calyptraea elevata Forbes, 1846 † (uncertain > unassessed )
Calyptraea fastigiata A. A. Gould, 1846
Calyptraea filosa (Gabb, 1866) †
Calyptraea greensboroensis G. C. Martin, 1904 † (uncertain > unassessed )
Calyptraea inexpectata Rolán, 2004
Calyptraea kalimnae Chapman & Gabriel, 1914 † accepted as Sigapatella kalimnae (Chapman & Gabriel, 1914) †
Calyptraea kilburni Kensley & Pether, 1986 †
Calyptraea lamellosa Deshayes, 1824 † accepted as Sigapatella lamellosa (Deshayes, 1824) †
Calyptraea levis Deshayes, 1861 † accepted as Sigapatella levis (Deshayes, 1861) †
Calyptraea libyca (Quaas, 1902) †
Calyptraea lichen Broderip, 1834
Calyptraea mamillaris Broderip, 1834
Calyptraea mammillata Locard, 1889 † (uncertain > unassessed )
Calyptraea ornata Basterot, 1825 † (uncertain > unassessed )
Calyptraea pellucida (Reeve, 1859)
Calyptraea petasus Gerasimov, 1969 †
Calyptraea philippii Cossmann, 1907 †
Calyptraea pileolus H. C. Lea, 1843 † (uncertain > unassessed )
Calyptraea planulata C. B. Adams, 1852 accepted as Cheilea cepacea (Broderip, 1834)
Calyptraea primogenita Kiel & Bandel, 2003 †
Calyptraea pseudodeformis Báldi, 1966 †
Calyptraea pueyrredona Ihering, 1907 †
Calyptraea punctata Grateloup, 1828 † (uncertain > unassessed )
Calyptraea regularis C. B. Adams, 1852 accepted as Calyptraea mamillaris Broderip, 1834
Calyptraea renovata (Crosse & P. Fischer, 1890)
Calyptraea sakaguchii Kuroda & T. Habe, 1961
Calyptraea sella Menke, 1828 (uncertain > unassessed )
Calyptraea sinensis [sic] accepted as Calyptraea chinensis (Linnaeus, 1758)
Calyptraea spinifera (J. E. Gray, 1868)
Calyptraea spirata (Forbes, 1852)
Calyptraea subreflexa (P. P. Carpenter, 1856)
Calyptraea subtabulata Tate, 1893 † accepted as Sigapatella subtabulata (Tate, 1893) †
Calyptraea taiwanensis Nomura, 1935 †
Calyptraea undulata Tate, 1893 † accepted as Sigapatella undulata (Tate, 1893) †
Calyptraea ventricosa (P. P. Carpenter, 1857)
Calyptraea yokoyamai Kuroda, 1929
Calyptropsis arachnoideus Tate, 1893 †
Calyptropsis turbinata (Tenison Woods, 1879) †
Calyptropsis umbilicata (R. M. Johnston, 1885) †
Crepidula (Bostrycapulus) bonnieae Petuch & Drolshagen, 2010 † accepted as Bostrycapulus bonnieae (Petuch & Drolshagen, 2010) †
Crepidula aculeata (Gmelin, 1791) accepted as Bostrycapulus aculeatus (Gmelin, 1791)
Crepidula aculeata ponderosa (H. C. Lea, 1843) †
Crepidula aculeata var. costata S. G. Morton, 1829 † accepted as Bostrycapulus costatus (S. G. Morton, 1829) †
Crepidula aculeata var. spinosa Conrad, 1843 † (uncertain > unassessed )
Crepidula adunca G. B. Sowerby I, 1825
Crepidula aeola Dall, 1927
Crepidula aplysioides Reeve, 1859
Crepidula arenata (Broderip, 1834)
Crepidula argentina Simone, Pastorino & Penchaszadeh, 2000
Crepidula atrasolea Collin, 2000
Crepidula auricula Yokoyama, 1924 †
Crepidula badisparsa Collin, 2005
Crepidula barbudensis Nowell-Usticke, 1969 (uncertain > unassessed )
Crepidula bellardii Pavia, 2022 †
Crepidula bosqueti Le Renard, 1994 † accepted as Crepidula decussata O. Boettger, 1869 †
Crepidula cachimilla Cledón, Simone & Penchaszadeh, 2004
Crepidula cannoni Petuch, 1994 †