Length, 2.3 mm; shell conic, color greyish-white, translucent; aperture sub-triangular; angular-parietal lamellae large, strongly bent.
Notes: Locality: Missouri, Oregon Co.., 3 mi N of Greer, near McCormack Lake, in talus at base of bluffs.
References: Pilsbry, 1948, LMNA pp. 880-882, fig. 474, 9-12 Hubricht, 1985, Dist. Nat. Land. Moll. E. US, p. 8, map 42