Tricolia pulchellaTricolia pulchella is a species of small sea snail with calcareous opercula, a marine gastropod mollusk in the family Phasianellidae, the pheasant snails.DescriptionThe shell grows to a height of 7 mm.HabitatThis species is found in the following habitats: Brackish MarineDistributionThis species occurs in the Mediterranean Sea and in the Black Sea.