Shell semitranslucent, white. Prodissoconch forming a conspicuous shield which, is separated from the rest of the shell by a strongly raised cord. The shield itself is marked by very fine, closely spaced, radiating threads. The anterior lateral margin of the succeeding part slightly concave; posterior slightly convex; basal margin strongly rounded. Outer surface marked by nine equal, and equally spaced, regular, slender, radiating threads, and equally strong, very regularly spaced, concentric threads, -the junction of the two forming feeble nodules.
Cat. No. 249854, U.S.N.M., contains the type and another specimen from Port Alfred (Coll. No. 1126). The type measures: Altitude, 2.2 mm.; length, 2.1 mm.