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SPECIES Spermophilus (Callospermophilus) madrensis

Author:Merriam, 1901.
Citation:Proc. Washington Acad. Sci., 3: 563.
Common Name:Sierra Madre Ground Squirrel
Type Locality:"from Sierra Madre, near Guadalupe y Calvo, Chihuahua, Mexico (7,000 feet [2134 m] altitude)."
Distribution:SW Chihuahua (Mexico).
Status:IUCN Lower Risk (nt).
Comments:Subgenus Callospermophilus (Hall, 1981:410). Gromov et al. (1965:150) considered Callospermophilus a subgenus of the genus Otospermophilus. S. madrensis and S. lateralis are sister species (Harrison et al., 2003). Reviewed by Best and Thomas (1991b, Mammalian Species No. 378).



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