R. Zweifel 1953 Callisaurus draconoides 3 mi S El Oase (45 mi N Hermosillo) Sonora, Mex. 2588-9 RZ July 20 Mesquite, palo verde and other trees with an intermixture of small cholla cactus. The trees spaced about 40' apart on the average. Much new grass and herbaceous vegetation beneath and among the trees. The male Callisaurus found here have essentially the same ventral coloration described for C. d. dragonis, except the lateral bars are more distinct and the overlying color is more blue than green.