Fissurella roseaFissurella rosea, common name the rosy keyhole limpet, is a species of sea snail, a marine gastropod mollusk in the family Fissurellidae, the keyhole limpets.DescriptionThe size of the shell varies between 17 mm and 40 mm.DistributionThis species occurs in the Caribbean Sea, the Gulf of Mexico and off the Lesser Antilles; in the Atlantic Ocean off Southern Brazil.