Shell 5.7 mm. in length, 1.9 mm. in width, slender, with 7 whorls (nucleus eroded). Postnuclear whorls flattish with 5 slightly protratively slanting, straight, strong, rather sharp and narrow ribs which are slightly shouldered. Interstices wide and slightly concave. Spiral sculpture of numerous, fine, raised threads (about 26 between sutures) which also cross the axial ribs. Fine growth lines cut across these spiral threads. Aperture elongate and narrow, its borders stained orange-brown. Color of shell opaque, chalk-white, with a large, faint, orange-brown splotch near the center of the whorl between each rib.

Grand Cayman Island. Caribic.