Zemitrella benthicolaZemitrella benthicola is a species of sea snail, a marine gastropod mollusk in the family Columbellidae, the dove snails.;Subspecies: † Zemitrella benthicola elongata Beu, 1967:synonym of † Zemitrella elongata Beu, 1967DescriptionThe length of the shell attains 4.5 mm, its diameter 2.2 mm.DistributionThis marine species is endemic to New Zealand and occurs off eastern Otago, Karitane Canyon.