Late Pliocene to Middle Pleistocene; Recent.
Original Description (from Gray, 1839, p. 136):
"Shell ovate, suborbicular, solid, pellucid, white, smooth; spire short, convex, rather blunt; whorls convex, with six or seven narrow regular compressed lines near the suture, and few round the umbilicus; suture compressed; umbilicus simple, rather large and deep. Mouth very oblique. Axis 6; diam. 6 lines."
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