Acinodrillia viscumAcinodrillia viscum is a species of sea snail, a marine gastropod mollusk in the family Drilliidae.DescriptionThe length of the white, claviform shell varies between 7.2 mm and 8.9 mm; its width is 3.1 mm. The spiral sculpture of the shell shows sharply incised grooves, carving through the strong, raised axial ribs into distinct, coarse nodules.DistributionThis marine species occurs off East Transkei, South Africa.