Pterocyclos tenuilabiatus (Metcalfe, 1851) Figure 7F
Cyclostoma tenuilabiatum Metcalfe, 1851: 71-72.
Type locality.
“Borneo” .
Material examined.
Gunung Kapor: ME 8074, ME 9467. Gunung Stulang: ME 5901.
Distribution in Borneo.
Sabah: West Coast, Interior, Sandakan, and Tawau divisions. SARAWAK: Kuching Division. Kalimantan: West Kalimantan Province. Endemic to Borneo.
Remarks.
Living snails were observed foraging among leaf litter and plant debris near the cliff in a lowland limestone forest.