Prostomium rounded. Caruncle to end chaetiger 2. 2 pairs of eyes present. In alcohol yellow pigmentation on prostomium and first few chaetigers. Modified spines of chaetiger 5 with flange. Hooded hooks start on chaetiger 7, approximately 6 per ramus; single, accompanied by fine companion chaeta last 3 chaetigers. Branchiae start on chaetiger 7; from chaetiger 11 very long and tend to stick out prominently from the body, last 10 -11 segments abranchiate. Pygidium small with yellow markings.
South Africa: southeast coast (Type locality Haga Haga)
Boring into the shells of abalone, Haliotis midae and turban shells, Turbo sarmaticus.