Order Rodentia - Family Sciuridae Author Wilson, Don E. Author Reeder, DeeAnn text 2005 The Johns Hopkins University Press Baltimore Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 2 754 818 book chapter 0-8018-8221-4 10.5281/zenodo.7316535 Hylopetes winstoni (Sody 1949) Iomys winstoni Sody 1949 , Treubia Buitenzorg, 20: 75 . Type Locality: "Baleq, E. Atjeh , N. Sumatra , 1200 m ," [ Indonesia ]. Vernacular Names: Sumatran Flying Squirrel . Distribution: Known only from the type locality. Conservation: IUCN – Critically Endangered. Discussion: Originally described as a species of Iomys , but placed in Hylopetes by Corbet and Hill (1992) .