Diplommatina schmackeriana Yen 1939

Diplommatina schmackeriana Yen, 1939 Diplommatina schmackeriana Yen, 1939: 33, pl. 2, fig. 55. Type material. Lectotype SMF 40281 (Figs 7 C, 13 C); two paratypes SMF 40282, paratype SMF 40283. Type locality. “ Mirsbay, Kwangtung ” [Dapengwan, Hong Kong]. Brief description. Shell dextral, with about 6 whorls. Protoconch smooth. Penultimate whorl slightly wider than body whorl. Constriction at slightly left of parietal wall. Penultimate whorl and body whorl smooth. Dorsal fold absent. Umbilicus unknown. Double lip present. Columellar tooth present. One strong horizontal palatalis just above columella. One short vertical palatalis. Remarks. The holotype has been figured by Yen (1939).