Purpuradusta

Purpuradusta is a genus of sea snails, marine gastropod mollusks in the subfamily Erroneinae of the family Cypraeidae, the cowries.

Species
Species within the genus Purpuradusta include:
 * Purpuradusta barbieri (Raybaudi Massilia, L., 1986)
 * Purpuradusta fimbriata (Gmelin, 1791)
 * Purpuradusta gracilis (Gaskoin, 1849)
 * Purpuradusta hammondae
 * Purpuradusta hammondae hammondae (Iredale, 1939)
 * Purpuradusta hammondae raysummersi Schilder, 1960
 * Purpuradusta hammondae dampierensis Schilder, M. & W.O. Cernohorsky, 1965
 * Purpuradusta lacrimalis Monterosato
 * Purpuradusta microdon (Gray, 1828)
 * Purpuradusta minoridens (Melvill, 1901)
 * Purpuradusta oryzaeformis Lorenz & Sterba, 1999 the Rice-grain cowry
 * Purpuradusta quisquiliara (Watson, 1886)
 * Purpuradusta serrulifera (Schilder & M. Schilder, 1938) ; Synonyms:
 * Purpuradusta durbanensis (Schilder & Schilder, 1938) : synonym of Purpuradusta fimbriata fimbriata (Gmelin, 1791)