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 Callosciurus prevostii subsp. piceus Peters 1866 Synonyms: Callosciurus prevostii subsp. erebus (Miller 1903) ; Callosciurus prevostii subsp. pluto (Gray 1867) . Distribution: N Sumatra .