Neotamias is a genus of chipmunks within the tribe Marmotini of the squirrel family. It contains 23 species, which mostly occur in western North America. Along with Eutamias, this genus is often considered a subgenus of Tamias.
Species Alpine chipmunk, Neotamias alpinus Yellow-pine chipmunk, Neotamias amoenus Buller's chipmunk, Neotamias bulleri Gray-footed chipmunk, Neotamias canipes Gray-collared chipmunk, Neotamias cinereicollis Cliff chipmunk, Neotamias dorsalis Durango chipmunk, Neotamias durangae Merriam's chipmunk, Neotamias merriami Least chipmunk, Neotamias minimus California chipmunk, Neotamias obscurus Yellow-cheeked chipmunk, Neotamias ochrogenys Palmer's chipmunk, Neotamias palmeri Panamint chipmunk, Neotamias panamintinus Long-eared chipmunk, Neotamias quadrimaculatus Colorado chipmunk, Neotamias quadrivittatus Red-tailed chipmunk, Neotamias ruficaudus Hopi chipmunk, Neotamias rufus Allen's chipmunk, Neotamias senex Siskiyou chipmunk, Neotamias siskiyou Sonoma chipmunk, Neotamias sonomae Lodgepole chipmunk, Neotamias speciosus Townsend's chipmunk, Neotamias townsendii Uinta chipmunk, Neotamias umbrinus
Three subspecies have been recognized as distinct species by some authorities: Crater chipmunk, Neotamias cratericus, split from N. amoenus Coulee chipmunk, Neotamias grisescens, split from N. minimus Coahuila chipmunk, Neotamias solivagus, split from N. durangae
References
Musser, G. G.; Durden, L. A.; Holden, M. E.; and Light, J. E. (2010) "Systematic review of endemic Sulawesi squirrels (Rodentia, Sciuridae), with descriptions of new species of associated sucking lice (Insecta, Anoplura), and phylogenetic and zoogeographic assessments of sciurid lice." Bulletin of the American Museum of Natural History 339. Piaggio, A. J. and Spicer, G. S. 2001. "Molecular phylogeny of the chipmunks inferred from mitochondrial cytochrome b and cytochrome oxidase II gene sequences." Molecular Phylogenetics and Evolution 20: 335–350.