Microcystis dyakana Godwin-Austen, 1891 Figures 44A, 52D

Microcystis dyakana Godwin-Austen, 1891: 36-37, pl. 4, figs 4, 4C.

Type locality.

"Busan Hills, Borneo" [= Jambusan Hills, Bau, Sarawak].

Material examined.

Bukit Sekunyit: ME 2850. Gunung Doya: ME 8955, ME 8999, ME 9156. Gunung Kapor: ME 2879, ME 2881, ME 2947, ME 5978, ME 8087, ME 8459, ME 8770, ME 8969. Kampung Padang Pan: ME 6679. Lobang Angin: ME 8751, ME 9398. Gunung Batu: ME 2840, ME 2867, ME 8815.

Distribution in Borneo.

Sarawak: Kuching, Serian and Miri divisions. Distribution elsewhere. Lombok (Smith 1899).

Remarks.

Living snails were observed foraging on the leaf surfaces of small trees and palms at the base of limestone cliffs.