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Range DescriptionThis species is restricted to the Udzungwa Mountains, including the Uduzngwa Mountains National Park and several adjacent forest reserves, namely West Kilombero, Matundu, Udzungwa Scarp, Nyanganje, Kiranzi-Kitungulu, and New Dabaga/Ulangambi (Struhsaker et al. in press). Also present in the Kilombero Valley at the eastern base of the Udzungwa Mountains in several forest patches (Magombera, Kiwanga, and Kalunga, the last mentioned of which is now essentially gone), and in gallery forest along the Msolwa River south of the railway to its confluence with the Kilombero River, including the Ibiki and Msitu ya Kinjugu Forests (Struhsaker et al. in press). It is found at elevations ranging from 250-2,200 m, although abundance is lowest at high elevations (Marshall et al. 2005; Struhsaker et al. in press).