Ammospermophilus insularis Nelson and Goldman 1909
Ammospermophilus insularis Nelson and Goldman 1909, Proc. Biol. Soc. Wash., 22: 24.
Type Locality: "Espiritu Santo Island, Lower California [= Baja California Sur], Mexico." .
Vernacular Names: Espiritu Santo Island Antelope Squirrel.
Distribution: Known only from the type locality.
Conservation: IUCN – Lower Risk (lc).
Discussion: Considered a distinct species (Hall, 1981:381); may be most closely related to A. harrisii (Mascarello and Bolles, 1980) . Reviewed by Best et al. (1990 a, Mammalian Species No. 364).