The Mountain Ground Squirrel (Latin name Xerus princeps) is a rodent that is native to North-West Namibia and Angola. It is also known as the Kaoko Ground Squirrel.
It is a close relative of the Cape Ground Squirrel (Latin name Xenus inauris) but is slightly larger than this species. Both species have have long bushy black and white tails with a white stripe from the shoulder towards the rump.
Thorington, R. W. Jr. and R. S. Hoffman. 2005. Family Sciuridae. Pp. 754-818 in Mammal Species of the World a Taxonomic and Geographic Reference. D. E. Wilson and D. M. Reeder eds. Johns Hopkins University Press, Baltimore.