Shell abbreviately fusiform, solid, white, the basal third of the body-whorl ochreous; whorls 9, including the smooth and globular nuclear, the remainder longitudinally many-ribbed, the ribs being stout, angled, and echinate, crossed by many faint revolving lines. The body-whorl is ten-ribbed. Mouth oblong, outer lip slightly expanded, columellar margin almost straight. Canal wide abbreviate, sinus well expressed, wide, and fairly deep.
Long. 19, diam. 7 mm.
Hab.—?
Much stouter in build than D. wilmeri Smith, from the Andaman Isles, but is nearly allied, the ochreous or chestnut coloration in the lower portion of the body-whorl being very similar. This also obtains in the more recently described D. infrafusca of Sowerby, a broader and coarser species still.