10. UTA 193 



the belly and flanks, and reticulated with bluish gray or slate 

 on the chin and throat, where the ground color may be 

 yellowish white, grayish or pinkish. The reticulations on the 

 throat are so arranged as to enclose rounded spots of the 

 ground color. 



Length to anus... 60 75 79 82 84 90 



Length of tail 127 147 164 ..._ 160 188 



Snout to orbit 6 7 7 7 8 8 



Snout to ear Hyi 17 18 20 20 20 



Width of head 11 15 15 16 16 16 



Fore limb 31 39 41 38 42 44 



Hind limb _ 48 59 61 63 62 68 



Base of fifth to end of 



fourth toe __. 19 21 21 22 22 25 



Distribution. — This lizard was first found on the eastern 

 slope of the Coast Range of San Diego County, California, 

 ?.t Mountain Spring near the Mexican boundary line. Here 

 it is said to be extremly plentiful among rocks from the 

 base to the summit of the range. It now is known to occur 

 in various parts of the desert or east slope of the San Jacinto, 

 Santa Rosa, and Coast ranges, of San Diego and Riverside 

 counties. In San Diego County it has been secured at Moun- 

 tain Spring, Jacumba and La Puerta. In Riverside County 

 it has been collected at Palm Springs, Palm Canyon, Andreas 

 Canyon, Tahquitz Canyon, Lower Palm Canyon, Dos Palmos 

 Spring, Snow Creek, White Water, and in the San Jacinto 

 Mountains west from Coachella, Cabazon and Banning. 



It has been found to be common in northern Lower 

 California (Ensenada, San Salado, San Matias, Canon Espe- 

 ranzo, Parral and Matomi) and extends south at least to 

 Santa Rosalia a little below the middle of the peninsula. 



Habits. — ^These lizards usually are found in rocky can- 

 yons, where they may be seen on the side walls and on the 



