Hesperosciurus
| Subgenus Hesperosciurus | |
|---|---|
| Range | |
 | |
| Taxonomic classification | |
| Order: | Rodentia |
| Suborder: | Sciuromorpha |
| Family: | Sciuridae |
| Subfamily: | Sciurinae |
| Tribe: | Sciurini |
| Genus: | Sciurus |
The subgenus Hesperocsiurus contains two species of tree squirrels—Abert's Squirrel (Sciurus aberti) and Western Gray Squirrel (Sciurus griseus).
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Abert's Squirrel (Sciurus aberti) observed by Marleigh Fletcher in Pima County, Arizona. -
Western Gray Squirrel (Sciurus griseus) observed by nutsaboutkitties in San Gabriel Mountains National Monument, California.
Available taxon pages
The following species are available on WhiskerWiki for this subgenus:
Range maps
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Abert's Squirrel (Sciurus aberti) -
Western Gray Squirrel (Sciurus griseus)