SOWERBY, ARTHUR de CARLE, The Naturalist in Manchuria, Vol.IV & V, The Cold-blooded Vertebrates; Invertebrates and Flora of the Manchurian Region, Tientsin Press, Ltd. (天津), 1930, Vol.V, Part I. Chapt. I. The Marine Molluscs of Manchuria p.1-41, pl.27-29 / Chapt. II. The Land and Freshwater Molluscs of the Manchurian Region, p.45 65 / Chapt. III. The Brachiopods of the Manchurian Seas, p.69-72