Anarithma dorcasAnarithma dorcas is a species of sea snail, a marine gastropod mollusk in the family Mitromorphidae.DescriptionThe length of the shell varies between 15 mm and 28 mm.DistributionThis marine species occurs off the Philippines and Japan.ReproductionMitromorpha dorcas is a type of sea snail that does not release its eggs and sperm into the water like many other marine animals. It is a non-broadcast spawner. Its life cycle also doesn't include the trochophore stage, which is the free-swimming early stage common among the marine creatures.