Attributes / relations provided by
♦ 1Neotoma fuscipes, L. N. Carraway and B. J. Verts, MAMMALIAN SPECIES No. 386, pp. 1-10 (1991)
♦ 2Thomomys bottae, Cheri A. Jones and Colleen N. Baxter, MAMMALIAN SPECIES No. 742, pp. 114 (2004)
♦ 3Spermophilus townsendii, Eric A. Rickart, MAMMALIAN SPECIES No. 268, pp. 1-6 (1987)