Attributes / relations provided by
♦ 1Neotoma fuscipes, L. N. Carraway and B. J. Verts, MAMMALIAN SPECIES No. 386, pp. 1-10 (1991)
♦ 2Spermophilus variegatus, Emily C. Oaks, Paul J. Young, Gordon L. Kirkland, Jr., and David F. Schmidt, MAMMALIAN SPECIES No. 272, pp. 1-8 (1987)
♦ 3Tamias amoenus, Dallas A. Sutton, MAMMALIAN SPECIES No. 390, pp. 1-8 (1992)
♦ 4Tamias merriami, Troy L. Best and Nancy J. Granai, MAMMALIAN SPECIES No. 476, pp. 1-9 (1994)