Shell fusiform, solid, whitish or pink, with a more or less olivaceous epidermis, and about six whorls; spire pointed, whorls rounded, somewhat constricted in front of the suture, which is appressed; sculpture of numerous flattened spiral threads, with about equal interspaces, uniform over the whole surface, but with occasional finer intercalary threads; these are crossed by (on the last whorl about 13) rather stout, rounded ribs, strongest at the shoulder, obsolete beyond the periphery, and not reaching the suture behind them; aperture rather long, outer lip simple, smooth, not reflected or Urate; pillar rather straight, with three strong plaits; canal shallow, wide, pointed, making no perceptible fasciole; umbilicus none; body whorl with a thin wash of callus. Height of shell, 43; of last whorl, 33; of aperture, 25; width of last whorl, 21 mm. (Dall.)
TYPE in United States National Museum.

Type locality, U.S. Fish Commission Station 3354, in 322 fathoms, Gulf of Panama.
RANGE. San Diego, California, in 650 fathoms, to Gulf of Panama, in 322 fathoms.