Shells always dead collected. The species may hide inside the reef, in inaccessible places.
No living animal known. 22-30mm, Samoa. From coll. Ernest Zurrer (NZ).

4m deep, under dead coral, west Rangiroa atoll, Tuamotu, French Polynesia. 26mm.

Beached, on reef, Takapoto atoll, Tuamotu. 22mm, june 1990.

Dead collected on outer reef, Teherau atoll, Tuamotu. 18mm.

Tuamotu again; specimens from Fakarava atoll, collec ted on eastern reef.
The species is very constant in shape, in sculpture, in pattern. Maybe the colour varies a little.
2005. 19-25mm. From coll. R. Huet (FR).

Spectacular specimen from Tahiti, in R. kershaw's collection. 22mm.