Fig. 1 in Hybridization Between the Endangered Unisexual Gray-Checkered Whiptail Lizard (Aspidoscelis dixoni) and the Bisexual Western Whiptail Lizard (Aspidoscelis tigris) in Southwestern New Mexico

Fig. 1. The global distributional range of Aspidoscelis dixoni. This species occurs in two areas that are separated by approximately 500 km from which no specimens are known. The two areas are Antelope Pass, Peloncillo Mountains, Hidalgo County, New Mexico, and Chinati Mountains, Presidio County, Texas. Initialisms are as follows: AZ, Arizona; MX, Mexico; NM, New Mexico; and TX, Texas. Modified from Topo USA 2.0, DeLorme, Yarmouth, Maine (1999).