Purpuradusta fimbriata, common name : the fringed cowry, is a species of sea snail, a cowry, a marine gastropod mollusk in the family Cypraeidae, the cowries.

[1] The following subspecies are recognized :[1] The shell size varies between 7 mm and 21 mm This species and its subspecies occur in the Red Sea and in the Indian Ocean off Aldabra, Chagos, the Comores, Kenya, Madagascar, the Mascarene Basin, Mauritius, Mozambique, Réunion, the Seychelles, Somalia and Tanzania; in the Pacific Ocean off Japan.