Shell with 5 whorls, the last not noticeably increasing in size; shell deep rich brown and rather shining, diameter 8 mm., height 4 mm.,with rather strong, irregular or wrinkled transverse striae; umbilicus wide, disclosing several whorls from beneath. Animal deep blue-black, with a red-brown spot on the mantle edge, the shell appcaring dark chocolate brown with the animal contained (29, 29a, b) (E240)