A small fat shell easily confused with several others. It reaches 15mm and has an angle to spire from 30 to almost 50 degrees. A very deep suture and open umbilicus. No basal ridge. Sculpture consists of 11-13 costae on the body whorl, bladelike, strongly angled, with well defined hooks near the shoulder which may be slightly bent backwards. The cancellate microsculpture between the costae is diagnostic. Dull china white in color.