Microcystis dyakana Godwin-Austen, 1891

Marzuki, Mohammad Effendi bin, Liew, Thor-Seng & Mohd-Azlan, Jayasilan, 2021, Land snails and slugs of Bau limestone hills, Sarawak (Malaysia, Borneo), with the descriptions of 13 new species, ZooKeys 1035, pp. 1-113 : 1

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.

Figures

Figure 44. A Microcystis dyakana Godwin-Austen, 1891 ME 8770 Gunung Kapor B Rahula raricostulata (E. A. Smith, 1893) ME 8938 Lobang Angin C Phaedusa borneensis (L. Pfeiffer, 1854) ME 8784 Gunung Kapor.

Figure 52. Living snails from Bau A Videna timorensis (Martens, 1867) ME 8984 Lobang Angin B Videna bicolor (Martens, 1864) ME 8732 Lobang Angin C Kaliella barrakporensis (L. Pfeiffer, 1852) ME 9026 Gunung Kapor D Microcystis dyakana Godwin-Austen, 1891 ME 8969 Gunung Kapor. All not to scale.