Macrochlamys sainctjohni (Godwin-Austen, 1891) Figure 22D
Microcystina st. johni Godwin-Austen, 1891: 38, pl. 4, figs 3, 3A.
Type locality.
"Busan Hills, Borneo".
Material examined.
Gunung Sebayat: ME 8011. Gunung Doya: ME 3053, ME 9111, ME 9184. Gunung Kapor: ME 3850, ME 8509, ME 9208, ME 9240, ME 9900. Gunung Batu: ME 2837.
Distribution in Borneo.
Sarawak: Kuching Division. Distribution elsewhere. Palawan (Smith 1895).
Remarks.
Living snails were observed foraging among leaf litter and plant debris near the cliff in a lowland limestone forest. It differs from other Bornean Macrochlamys species by having a small reddish brown shell with well-spaced fine spiral grooves.