Order Rodentia - Family Sciuridae Author Robert S. Hoffmann Author Charles G. Anderson text 1993 Smithsonian Institution Press Washington and London Editor Don E. Wilson Editor DeeAnn M. Reeder Mammal Species of the World (2 nd Edition) 419 465 book chapter http://doi.org/10.5281/zenodo.7353130 1-56098-217-9 7353130 Tamias townsendii Bachman, 1839 . J. Acad. Nat. Sci. Philadelphia, 8(1):68 . TYPE LOCALITY: "lower Columbia River, near lower mouth of Willamette River, [Multnomah Co.,] Oregfon]." [ USA ] . DISTRIBUTION: SW British Columbia ( Canada ), W Washington and Oregon to the Rogue River ( USA ). SYNONYMS: cooperi Baird, 1855 ; hindei Gray, 1842 ; littoralis Elliot, 1903. COMMENTS: Subgenus Neotamias . Formerly included ochrogenys , siskiyou and senex ; see comments under those species.