Tamiasciurus Trouessart 1880

Tamiasciurus Trouessart 1880, Le Naturaliste, 2 (37): 292.

Type Species: Sciurus hudsonicus Erxleben 1777

Species and subspecies: 3 species with 26 subspecies:

Species Tamiasciurus douglasii (Bachman 1838)

Subspecies Tamiasciurus douglasii subsp. douglasii Bachman 1838

Subspecies Tamiasciurus douglasii subsp. mollipilosus Audubon and Bachman 1841

Species Tamiasciurus hudsonicus (Erxleben 1777)

Subspecies Tamiasciurus hudsonicus subsp. hudsonicus Erxleben 1777

Subspecies Tamiasciurus hudsonicus subsp. abieticola A. H. Howell 1929

Subspecies Tamiasciurus hudsonicus subsp. baileyi J. A. Allen 1898

Subspecies Tamiasciurus hudsonicus subsp. dakotensis J. A. Allen 1894

Subspecies Tamiasciurus hudsonicus subsp. dixiensis Hardy 1942

Subspecies Tamiasciurus hudsonicus subsp. fremonti Audubon and Bachman 1853

Subspecies Tamiasciurus hudsonicus subsp. grahamensis J. A. Allen 1894

Subspecies Tamiasciurus hudsonicus subsp. gymnicus Bangs 1899

Subspecies Tamiasciurus hudsonicus subsp. kenaiensis A. H. Howell 1936

Subspecies Tamiasciurus hudsonicus subsp. lanuginosus Bachman 1839

Subspecies Tamiasciurus hudsonicus subsp. laurentianus Anderson 1942

Subspecies Tamiasciurus hudsonicus subsp. loquax Bangs 1896

Subspecies Tamiasciurus hudsonicus subsp. lychnuchus Stone and Rehn 1903

Subspecies Tamiasciurus hudsonicus subsp. minnesota J. A. Allen 1899

Subspecies Tamiasciurus hudsonicus subsp. mogollonensis Mearns 1890

Subspecies Tamiasciurus hudsonicus subsp. pallescens A. H. Howell 1942

Subspecies Tamiasciurus hudsonicus subsp. petulans Osgood 1900

Subspecies Tamiasciurus hudsonicus subsp. picatus Swarth 1921

Subspecies Tamiasciurus hudsonicus subsp. preblei A. H. Howell 1936

Subspecies Tamiasciurus hudsonicus subsp. regalis A. H. Howell 1936

Subspecies Tamiasciurus hudsonicus subsp. richardsoni Bachman 1839

Subspecies Tamiasciurus hudsonicus subsp. streatori J. A. Allen 1898

Subspecies Tamiasciurus hudsonicus subsp. ungavensis Anderson 1942

Subspecies Tamiasciurus hudsonicus subsp. ventorum J. A. Allen 1898

Species Tamiasciurus mearnsi Townsend 1897

Discussion: Tribe Tamiasciurini ( Tamiasciurus + Sciurotamias) according to Moore (1959), but Black (1963) and Thorington et al. (1998) argued that the genus is closely related to Sciurus, which has been supported by molecular data (Mercer and Roth, 2003; Steppan et al., 2004).