Cardiomya ornatissima (d Orbigny, 1853) Ornate Cardiomya
Cardiomya ornatissima (d Orbigny, 1853) Ornate Cardiomya
Cardiomya ornatissima (d Orbigny, 1853) Ornate Cardiomya

From beach drift, Calabash Bay, St. Elizabeth Parish, Jamaica (4.1 mm.). Digital images by David Kirsh.