The seven whorls are somewhat angular, with about fourteen slightly oblique, prominent, rather sharp transverse ridges.

The body whorl is somewhat ventricose and narrowed anteriorly, with transverse ribs sometimes obsolete.

The aperture is broadly elliptical, narrowed anteriorly to a prominent sinus.

[2] This fossil species is rare in Pliocene and lower San Pedro series of Deadman Island.

The specimen figured is the type, which is from the lower San Pedro series at Deadman Island (California).