Shell small, thin, translucent, glossy, narrow-ovate. Colour white, with a few faint rusty spots. Whorls five and a half, two of which compose the protoconch. Sculpture: Radials are elevate narrow spaced ribs—on the first adult whorl eleven, on the last whorl eight; between these ribs are incised spiral lines, increasing from six on the first adult whorl to about twenty-four on the last. Aperture: Mouth narrow; varix slight; sinus indefinite. Length 7.5 mm., breadth 3 mm.

South Australia. 100 fathoms, 40 miles south of Cape Wiles