Opisthostoma planiapex Vermeulen, 1991 Figure 11A

Opisthostoma planiapex Vermeulen, 1991: 145-147, fig. 3C.

Type locality.

"SARAWAK. 1st Div.: G. Kapur 6 km SE of Bau".

Material examined.

Gunung Kapor: ME 0263, ME 0352, ME 8483, ME 9205, ME 9250, ME 9267.

Distribution in Borneo.

Sarawak: Kuching Division. Endemic to Borneo.

Remarks.

Living snails were observed foraging among leaf litter and plant debris near the cliff in a lowland limestone forest.