Pulsarella cognataPulsarella cognata is a species of sea snail, a marine gastropod mollusk in the family Borsoniidae.DescriptionThe length of the shell attains 24 mm, its width 7 mm. It differs from Tomopleura reevii to which it is closely related in color, in the number of carinae, twelve, and more produced spire.DistributionThis marine species is endemic to Australia.