Description of Lora pleurotomaria (synonymous):
Shell fusiform, elongated, tapering to an acute point, of an uniform dark fawn-color, sutures distinct, whorls seven to nine, covered with rounded undulating ribs or plaits, to the number of eighteen upon the lowest, alternating with each other at the sutures, and most prominent on the superior whorls; in some instances these folds become obsolete about midway on the body-whorl, which is nearly half the length of the shell, with delicate, transverse striae near its middle; in some individuals these striae are apparent on all the whorls; outer lip trenchant, smooth, internally, the edge forming a regular outward curve; a slight compression is perceptible about its middle portion; columella arcuated superiorly, its inferior third inclining, rather abruptly, to the left; aperture an elongated oval, terminating in a brief subascending canal. Long., 16/20; diameter of last whorl, 11/40 in. (Couthouy.)

RANGE. Nunivak Island, Bering Sea to Puget Sound. Also Atlantic.