Aulacospira lampangensis Panha & Burch, 2002 Figure 2D

Aulacospira lampangensis Panha and Burch 2002: 70, fig. 3.

Type locality.

Thailand, Ban Thasee, an isolated limestone hill of Lampang Province; 18°25'18.8"N, 99°45'11.6"E.

Material examined.

ZRCBUU 0403 (2 shells); Thailand, Ban Thasee, an isolated limestone hill of Lampang Province; 18°25'18.8"N, 99°45'11.6"E; 3.vi. 2012; leg. Meesukko, C.

Measurements.

H = 1.6-1.8 mm, W = 2.0-2.3 mm.

Diagnosis.

Shell minute, depressed, with rounded whorls; spire moderately high; brownish. Protoconch smooth; teleoconch smooth; body whorl large, with two prominent spiral carinae; tuba projecting downward; peristome expanded; aperture with five teeth, columellar, parietal lamellae, upper and lower palatal plicae, and basal plica (Fig. 2D).

Radula.

Unknown.

Reproductive anatomy.

Unknown.

Distribution.

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