Amphidromus cf. similis Pilsbry, 1900 Figures 31F, 53A

Amphidromus perversus form similis Pilsbry, 1900: 150, pl. 51, fig. 52.

Type locality.

"Sadong, West Sarawak".

Material examined.

Gunung Doya: ME 8918, ME 8923. Gunung Kapor: ME 3724, ME 4160, ME 4595, ME 4596, ME 4597, ME 5970, ME 8076, ME 8752, ME 8756, ME 9242. Gunung Batu: ME 4599.

Distribution in Borneo.

Sarawak: Kuching Division. Endemic to Borneo.

Remarks.

The shells from Bau are different from Pilsbry’s Amphidromus similis in having a shell with a translucent white callus and parietal wall.