Splendrillia benthicolaSplendrillia benthicola is a species of sea snail, a marine gastropod mollusk in the family Drilliidae.DescriptionThe length of the shell is 25 mm, its diameter 9.5 mm.DistributionThis marine species is endemic to New Zealand and occurs off Chatham Rise, East of South Island, New Zealand at depths between 360 m and 530 m.