Diplommatina szechuanensis Pilsbry, 1934

Diplommatina szechuanensis Pilsbry, 1934: 25, pl. 6, figs 1 and 1 a.

Type material.

Holotype ANSP 159705, paratypes ANSP 464794.

Type locality.

“ Chengwai, Szechwan ” [Sichuan Province].

Brief description.

Shell dextral, with about 7 whorls. Protoconch smooth. Teleoconch with strong, dense, radial ribs, apart on the front of the penult whorl, 6 ribs per 0.5 mm on body whorl. The last whorl consists of a slightly oblique palatal rib at the constriction, a rather strong parietal lamella and the inward continuation of the columellar lamella.

Remarks.

The holotype was originally designated by Pilsbry (1934) in the legend of plate 6 (p. 28). The types have been listed in the catalogue of Baker (1964: 165).