Dicharax stuparum Páll-Gergely & Hunyadi, 2018

Fig. 32

Dicharax stuparum Páll-Gergely & Hunyadi, 2018: 62, figs 1F–K.

New material examined. 7 shells, Thailand, Chiang Rai Province, Doi Thung; 20°20.533’N, 99°50.350’E, 1320 m a.s.l., 08 May 1988, F.G. Thompson leg., UF 347150 .

Type locality. Thailand, Chiang Rai Province, Doi Tung, 50 m before Wat Phra That Doi Tung, around the car park, 20°19.540’N, 99°49.987’E, 1350 m a.s.l.

Operculum. The operculum was not described in the original description, but a live-collected specimen from the Florida Museum allows description. The operculum is extremely thin, translucent, concave; outer surface glossy, without any notable structures, inner surface with a low but pointed, central nipple.

Remarks. The newly examined specimens were collected very near the type locality of D. stuparum (Fig. 17).