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| Kingdom Animalia |
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Crepidula Lamarck, 1799 – valid
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Crepidula aculeata (Gmelin, 1791) – valid – spiny slippersnail
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Crepidula acuta Say, 1822 – valid
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Crepidula adunca G. B. Sowerby I, 1825 – valid – hooked slippersnail
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Crepidula arenata (Broderip, 1834) – valid
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Crepidula cerithicola C. B. Adams, 1852 – invalid
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Crepidula coei S. S. Berry, 1950 – invalid
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Crepidula convexa Say, 1822 – valid – convex slippersnail
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Crepidula excavata Broderip, 1834 – valid
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Crepidula fornicata (Linnaeus, 1758) – valid – common Atlantic slippersnail
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Crepidula glauca Say, 1822 – invalid
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Crepidula glottidiarum Dall, 1905 – valid
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Crepidula grandis Middendorff, 1849 – valid – great slippersnail
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Crepidula hystrix Broderip, 1834 – invalid
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Crepidula incurva (Broderip, 1834) – valid
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Crepidula lessonii (Broderip, 1834) – valid
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Crepidula lirata Reeve, 1859 – invalid
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Crepidula maculosa Conrad, 1846 – valid – spotted slippersnail
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Crepidula naticarum Williamson, 1905 – valid – cheeky slippersnail
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Crepidula nebulata Mabille, 1895 – invalid
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Crepidula nivea C. B. Adams, 1852 – invalid
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Crepidula norrisiarum Williamson, 1905 – valid
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Crepidula nummaria Gould, 1846 – valid – western white slippersnail
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Crepidula onyx G. B. Sowerby I, 1824 – valid – onyx slippersnail
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Crepidula perforans (Valenciennes, 1846) – valid – white slippersnail
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Crepidula plana Say, 1822 – valid – eastern white slippersnail
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Crepidula squama Broderip, 1834 – invalid
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Crepidula striolata Menke, 1851 – valid – ridged slippersnail
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Crepidula uncata Menke, 1847 – valid |
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