Brachycythara barbaraeBrachycythara barbarae, common name Barbara's top spindle, is a species of sea snail, a marine gastropod mollusk in the family Mangeliidae.DescriptionThe length of the shell attains 3.5 mm.DistributionB. barbarae can be found in Atlantic Ocean waters, ranging from the coast of North Carolina south to Brazil, and in the Gulf of Mexico. at depths up to 103 m.