Short-conical, imperforate, thin, semi-pellucid, pale corneous, en-circled by an opaque-white carina; whorls 5, moderately convex, obliquely roughly striate, the last whorl acutely keeled at the periphery, sculptured below with rugose concentric striae, ornamented with few, interrupted, white opaque lines, shortly descending in front, margined with buff or milk-white behind the lip. Aperture oblique; peristome white, narrowly expanded and reflexed, outer margin sinuous, columellar margin thickened, appressed parietal callus thin. Alt. 17, greater diam. 24, lesser 20 mill. (Smith.)
South Cape, New Guinea.
H. albocarinata SM., Ann. Mag. N. H. 5th. Ser. xix, p. 423, t. If, f. 12,1887.
The central keel is rather sharper and the texture more transparent than in H. tayloriana, but it may prove to be an albino form of that species