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Caged Tamias chipmunk, Tokyo area. The genus Tamias was formerly divided into three subgenera that, in sum, included all chipmunk species: Tamias, the eastern chipmunk and other fossil species; Eutamias, of which the Siberian chipmunk (E. sibiricus) is the only living member; and Neotamias, which includes the 23 remaining, mostly western ...
Distribution of Tamias striatus subspecies in the Door Peninsula vicinity: T. s. griseus (triangles), T. s. doorsiensis (circles), and T. s. peninsulae (squares). The black symbols mark where collected specimens were taken from, while the open symbols refer to other records.
A small species, it reaches about 30 cm (12 in) in length including the tail, and a weight of 66–150 g (2.3–5.3 oz). [15] It has reddish-brown fur on its upper body and five dark brown stripes contrasting with light brown stripes along its back, ending in a dark tail.
The same nine subspecies are listed in the 2016 Handbook of the Mammals of the World, [7] but in the ensuing 2020 Illustrated Checklist of the Mammals of the World, the former subgenus Eutamias is promoted to the genus Eutamias, with one extant species (the Siberian chipmunk), and only three subspecies recognized (E. s. sibiricus, E. s. barberi ...
The species name comes from the Latin cantitia, meaning "gray in color", and pes, meaning "foot", and the genus name comes from the Greek word Tamias, meaning "a distributor". [6] N. canipes was formerly considered a subspecies of N. cinereicollis, the gray-collared chipmunk, but it was brought to species status in 1960. [8]
The Uinta chipmunk [1] or hidden forest chipmunk [2] (Neotamias umbrinus), is a species of chipmunk in the family Sciuridae.It is endemic to the United States.Formerly known as Tamias umbrinus, [1] phylogenetic studies have shown it to be sufficiently distinct from the eastern chipmunk as to be placed in a separate genus, Neotamias. [3]
Tamias senex J. A. Allen, 1890 Allen's chipmunk ( Neotamias senex ), also known as the shadow chipmunk , is a species of chipmunk native to the western United States. [ 2 ] Occurring in California , Oregon , and Nevada , it is a common species of the Sierra Nevada .
It is the smallest species of chipmunk, measuring about 15.7–25 cm (6.2–9.8 in) in total length with a weight of 25–66 g (0.88–2.33 oz). [3] The body is gray to reddish-brown on the sides, and grayish white on the underparts.