Shell small, oblong, thin, subpellucid, somewhat glossy, cinereous ; spire long, gradually tapering from the body whorl, slightly convex in outline, apex subacute ; whorls 7, convex, longitudinally ribbed, ribs small, smooth, closely set, rounded, slightly constricted next the suture; interstices with closely-set transverse impressed stride ; suture deeply impressed ; aperture vertical, ovate, angular above, about one-fourth the length of the shell; peristome thin ; columella callous, arched, and the fold stout.
Length 4 mm.