Shell minute, ovate, rimate, translucent white. Sculpture consisting of close, rather broad and flat spiral striae, about 9 on the penultimate whorl, crossed by fine growth-lines, interstices about half the width of the lira. Colour white. Spire high conical, higher than the aperture, outlines convex. Protoconch small, papillate, of 1,5 smooth whorls. Whorls 5, convex ; base rounded. Suture deep, but not channelled. Aperture subvertical, ovate. Peristome continuous, sharp, very little thickened. Basal lip but slightly expanded. Columella oblique, arcuate, moderately callous. Umbilical tract with a narrow chink. Operculum unknown. Diameter, 1,5 mm. ; height, 2,5 mm.
Animal unknown.
Type in my collection.
Hab: Foveaux Strait, in 10-15 fathoms (type) ; Lyall Bay (Miss Mestayer); Whangaroa Harbour (C. Traill) ; near the Snares and Bounty Islands, in 50 fathoms, and Taumaki Island, South Island, in 10 fathoms (Captain Bollons) ; Dusky Sound, in 30 fathoms (E. Henry) ; Banks Peninsula (Iredale).