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 Tamias (Neotamias) sonomae subsp. sonomae Grinnell 1915 Tamias (Neotamias) sonomae subsp. sonomae Grinnell 1915 , Univ. California Publ. Zool., 12: 321 . Type Locality: "One mile [1.6 km] west of Guerneville, Sonoma County, California ." [ USA ].