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 Tamiops swinhoei subsp. spencei Thomas 1921 Synonyms: Tamiops swinhoei subsp. chingpingensis Lu and Qyan 1965 ; Tamiops swinhoei subsp. russeolus Jacobi 1923 .