Shell small, smooth, glossy, solid, imper-forate, ovate. Colour white. No sculpture. Whorls three, plus a swollen heterostrophe two-whorled protoconch, last whorl exceeding the remainder of the shell, subangled at the periphery. Aperture pyriform, slightly oblique, outer lip simple, columella broad, reflected, margins united by a callus. Height, 1,25 mm.; diam., 0,6 mm. Six specimens from 41-50 fathoms off Cape Three Points.