Crosseola bellulaCrosseola bellula is a species of small sea snail or micromollusc, a marine gastropod mollusc in the family Conradiidae.DescriptionThe height of the shell attains 2 mm. The white shell has a depressed turbinate shape. The whorls contain spiral lirae and lack varices. The interstices are neatly cancellated. The simple outer lip is thin and has an acute margin.DistributionThis marine species occurs off the Philippines and Japan.