Shell tall, solid, slender, conical, white with pointed apex. Protoconch of type B, sometimes tending to C (van Aartsen 1977, 1981; van der Linden & Eikenboom 1992). Whorls slightly convex. Suture distinct, shallow- moderately deep, noticeably oblique. Axial ribs elevated, shouldered straight and orthocline to slightly prosocline. Interspaces much broader than ribs. Ribs continue more or less clearly down to base. Spiral sculpture of distinct ridges, distinct also crossing axial ribs, giving a grid-like appearance. Interspaces are equally broad or broader than ridges. Spirals continue to the base. Aperture oval, with distinct columellar tooth. Inner side of outer lip often with several prominent ridges. Umbilicus distinct. The combination of characters is not present in any other pyramidellid genus.