Acinodrillia amazimbaAcinodrillia amazimba is a species of sea snail, a marine gastropod mollusk in the family Drilliidae.DescriptionThe length of the brown, biconic-claviform shell varies between 8.8 mm and 9.5 mm; its width is 3.7 mm. The spiral sculpture of the shell shows sharply incised grooves, carving through the fine, raised axial ribs into small nodules.DistributionThis marine species occurs off West Transkei, South Africa.