Additions to the knowledge of the land snails of Sabah (Malaysia, Borneo), including 48 new species

79 Trochomorpha rhysa Tillier & Bouchet, 1988. 79A Frontal view, shell 5.8 mm high 79B Umbilical view (Malaysia, Sabah, West Coast Province, Kinabalu N.P., Paka Cave, V 4806) 80 Trochomorpha haptoderma sp. n. 80A Frontal view, shell 10.0 mm high 80B Umbilical view (Malaysia, Sabah, West Coast Province, Kinabalu N.P., near Summit trail, BOR/MOL 6046, holotype) 81 Trochomorpha thelecoryphe sp. n. 81A Frontal view, shell 5.5 mm high 81B Umbilical view (Malaysia, Sabah, West Coast Province, Kinabalu N.P., near Summit trail, BOR/MOL 6047, holotype).