Biology:Coulee chipmunk

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Short description: Species of rodent


Coulee chipmunk
Scientific classification edit
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Rodentia
Family: Sciuridae
Genus: Neotamias
Species:
N. grisescens
Binomial name
Neotamias grisescens
A. H. Howell, 1925

The Coulee chipmunk (Neotamias grisescens) is a species of chipmunk native to the Channeled Scablands in central Washington.[1] It was formerly considered a subspecies of Neotamias minimus.[1] It is sympatric with both N. minimus and N. amoenus; it can be differentiated by these species due to its overall grayer coloration.[2]

Description

It resembles Tamias minimus pictus, but is smaller, particularly on the hind feet.[2] It's also a grayer and less yellow color, with the dark stripes on the back being pretty narrow and the middle pair of light stripes being a lot wider.[2] The tail also tends to be grayer and paler.[2]

Distribution

It's endemic to the Channeled Scablands of Central and Eastern Washington, originally being known from the Grand Coulee in Douglas and Grant counties.[1][2][3]

References

  1. 1.0 1.1 1.2 Herrera, Nathanael D.; Bell, Kayce C.; Callahan, Colin M.; Nordquist, Erin; Sarver, Brice A. J.; Sullivan, Jack; Demboski, John R.; Good, Jeffrey M. (2 July 2022). "Genomic resolution of cryptic species diversity in chipmunks". Evolution 76 (9): 2004–2019. doi:10.1111/evo.14546. PMID 35778920. 
  2. 2.0 2.1 2.2 2.3 2.4 Howell, Arthur H. (1 February 1925). "Preliminary Descriptions of Five New Chipmunks from North America". Journal of Mammalogy 6 (1): 52. doi:10.2307/1373471. https://academic.oup.com/jmammal/article-abstract/6/1/51/868846?redirectedFrom=fulltext. Retrieved 9 December 2023. 
  3. "Tamias minimus subsp. grisescens (A.H.Howell, 1925)". 2023. doi:10.15468/39omei. https://www.gbif.org/species/4263660. 

Wikidata ☰ Q123741966 entry