Prostomium bilobed, caruncle to end chaetiger 3. Up to 2 pairs of eyes arranged in trapezoid. In life almost transparent, colourless in alcohol. Prominent lobes on chaetiger 1 may obscure chaetae. Modified spines of chaetiger 5 simple hooks with collar on convex side. Branchiae start on chaetiger 9 or 10. Hooded hooks start on chaetiger 7, become unidentate on posterior chaetigers. Pygidium reduced with four lobes.
South Africa: Southwest to southeast coast.
Bores into coralline algae, oyster and abalone shells.