Aulacospira smaesarnensis Panha & Burch, 2001 Figures 2F, 3D

Aulacospira smaesarnensis Panha and Burch 2001: 65, fig. 2.

Type locality.

Thailand, Smaesarn Village, a fishery village located in an isolated liestone hill of Chonburi Province; 12°34'06"N, 100°56'578"E.

Types examined.

ZRCBUU 0370 (10 shells); Thailand, Smaesarn Village, a fishery village located in an isolated liestone hill of Chonburi Province; 12°34'06"N, 100°56'578"E; 12.v.2013; leg. Dumrongrojwattana, P. ZRCBUU 0425 (10 shells); Thailand, Smaesarn Village, a fishery village located in an isolated limestone hill of Chonburi Province; 12°34'06"N, 100°56'578"E; 20.iii.2015; leg. Dumrongrojwattana, P.

Measurements.

H = 2.47-2.83 mm, W = 1.45-1.70 mm.

Diagnosis.

Shell minute, helicoid, moderately elevated spire; brownish. Protoconch smooth; teleoconch rough; body whorl large, rounded peripherally; tuba projecting downward; peristome thickened and expanded; aperture with poorly developed barriers, parietal lamella palatal plica and columellar lamella (Fig. 2F).

Radula.

As in A. depressa (Fig. 3D).

Reproductive anatomy.

Unknown.

Distribution.

This species appears limited to the type locality (Fig. 1).