Presbytis siamensis (white-thighed surili)
Latitudinal range: 2.9° to 3.6°
Habitats: tropical/subtropical moist broadleaf forest (2)
only
Found in two samples
Malaysia: North Selangor Peat Swamp Forest, Bangi Forest Reserve
See also Presbytis, Presbytis hosei, Presbytis rubicunda, Presbytis sp.