Attributes / relations provided by
♦ ¹Dipodomys elator, Dilford C. Carter, Wm. David Webster, J. Knox Jones, Jr., Clyde Jones, and Royal D. Suttkus, Mammalian Species No. 232, pp. 1-3 (1985)
♦ ²Ammotragus lervia, Gary G. Gray and C. David Simpson, Mammalian Species No. 144, pp. 1-7 (1980)