Shell small, roundish-oval, conical, subpellucid, finely ribbed, pink. The radiate riblets are very numerous and close together, about 40 reach from apex to margin and about 20 are interstitial; they are broadly convex, and crossed by numerous very fine concentric growth-lines. The colour is uniformly pink. Apex small, rounded, situated at about the anterior third of the length ; anterior slope straight, posterior slope very little convex. Inside pinkish-white, with white radiating rays, corresponding to the riblets ; central area pink ; margin crenulate, with a narrow pink border. Length, 5 mm. ; breadth, 5 mm. ; height, 3 mm. (type). Length, 5,75 mm. ; breadth, 4,75 mm. ; height, 3 mm. (from Auckland Islands),

New Zealand. Campbell Islands. The type was collected by the late Professor Filhol at the entrance to the north-east bay of Campbell Island ; Auckland Islands (Captain Bollons).