3. Pupopsis polystrepta Sturany, 1900

Fig. 1 C; Table 2

Pupopsis polystrepta Sturany, 1900: 36, pl. 2, figs. 7–9.

Buliminus (Pupopsis) polystreptus— Möllendorff, 1901: 375; Kobelt, 1902: 876, pl. 108, figs. 7, 8.

Type material. Whereabouts of the type material unknown.

Type locality. Shy-pa (rocks of the left bank of the river Pei-shui-kiang in the Tsin-ling mountains, in the neighbourhood of the village Shy-pa, South Gansu), Gansu

Material examined. None.

Distribution. Gansu (only known from the type locality, currently unrecognized).

Description of shell (after Sturany 1900: 36, pl. 2, figs. 7–9). Shell yellowish-white, barrel-shaped, with 9 whorls which are, except for the embryonic whorls, finely striated. Aperture ear-shaped, with a broad margin and thick lip. Insertions connected by a parietal callus with an angular tubercle on the right, which is separated from the right margin by a small channel. Right below the angular tubercle is a thick palatal fold reaching inward. There is a thick, horizontal columellar fold and a heavy palatal fold which can be traced as a white line on the outside through the body whorl. The umbilicus is a perforation over which the columellar margin is expanded in a distance of about 1 mm. Height 8, diam. maj. 3.5.