Odostomia metcalfeiOdostomia metcalfei, common name Metcalfe's pyramid shell, is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.DescriptionThe length of the shell of this ectoparasite reaches 3 mm.DistributionThis marine species is endemic to Australia and occurs subtidally off Victoria, South Australia, and Tasmania.