Protoelongata corallinaProtoelongata corallina, common name the coral mitre, is a species of sea snail, a marine gastropod mollusk, in the family Costellariidae, the ribbed miters.DescriptionThe shell is somewhat fusiform, polished and a little recurved at the base. The whorls are transversely obsoletely striated and longitudinally plicately ribbed. Its colour is amber or coral red, the ribs whitish. The columella is four-plaited.DistributionThis marine species occurs off the Philippines.