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

54 Kaliella microconus (Mousson, 1865). 54A Frontal view, shell 2.3 mm high 54B Umbilical view (Indonesia, Kalimantan Selatan, between Batulichin and Benualawas, V 3284) 55 Kaliella humilis (Tillier & Bouchet, 1988). 55A Frontal view, shell 2.8 mm high 55B Frontal view, shell 3.3 mm high 55C Umbilical view (a, c. Malaysia, Sabah, Kinabalu N.P., V 14330, aperture reconstructed B Malaysia, Sabah, Kinabalu N.P., BOR/MOL 2882).