found: ITIS, Mar. 23, 2020(Genus Xerospermophilus - pygmy ground squirrels. Tribe Marmotini - Holarctic ground squirrels, Subfamily Xerinae, Family Sciuridae)
found: NCBI taxonomy browser, Mar. 23, 2020(Xerospermophilus (pygmy ground squirrels). Rank: genus. Tribe Marmotini, Subfamily Xerinae, Family Sciuridae)
found: NatureServe explorer, Mar. 23, 2020(Genus: Xerospermophilus, Family: Sciuridae)
found: Mammal species list search, via American Society of Mammalogists website, Mar. 23, 2020(3 species in genus Xerospermophilus listed: Mohave Ground Squirrel, Xerospermophilus mohavensis; Round-tailed Ground Squirrel, Xerospermophilus tereticaudus; Spotted Ground Squirrel, Xerospermophilus spilosoma)
