Attributes / relations provided by
♦ 1Conepatus leuconotus (Carnivora: Mephitidae), JERRY W. DRAGOO AND STEVEN R. SHEFFIELD, MAMMALIAN SPECIES 827:1–8 (2009)
♦ 2Geomys bursarius (Rodentia: Geomyidae), MATTHEW B. CONNIOR, MAMMALIAN SPECIES 43(879):104–117 (2011)
♦ 3SPECIES ASSESSMENT FOR LONG-BILLED CURLEW (NUMENIUS AMERICANUS) IN WYOMING, DARBY N. DARK-SMILEY and DOUGLAS A. KEINATH, Wyoming Natural Diversity Database 2000
♦ 4Spermophilus franklinii, Andrea C. Ostroff and Elmer J. Finck, MAMMALIAN SPECIES No. 724, pp. 15 (2003)
♦ 5Spermophilus elegans, David A. Zegers, Mammalian Species No. 214, pp. 1-7 (1984)
♦ 6Spermophilus richardsonii, Gail R. Michener and James W. Koeppl, Mammalian Species No. 243, pp. 1-8, (1985)