Attributes / relations provided by
♦ 1Spermophilus tereticaudus, Kristina A. Ernest and Michael A. Mares, MAMMALIAN SPECIES No. 274, pp. 1-9 (1987)
♦ 2Chaetodipus penicillatus, Stacy J. Mantooth and Troy L. Best, MAMMALIAN SPECIES No. 767, pp. 17 (2005)