Donax carinatusDonax carinatus is a species of small saltwater clam, a marine bivalve mollusc species in the family Donacidae.DescriptionShells of Donax carinatus can reach a length of, a height of and a diameter of. These shells are triangular-shaped, elongated, with a strong sculpture and anteriorly rostrated. The basic color of the external surface is purple and yellowish brown, with a purple interior.DistributionThis species is present from Mexico to Colombia, in depths to 24 m.