10. UTA 249 



mottled with yellow at the sides. A large postaxilliary 

 blackish indigo blotch is present in both sexes. The lower 

 surfaces of the body, limbs and tail are yellowish white 

 more or less suffused with grayish indigo. 



Remarks. — This lizard belongs to the U. stansburiana 

 group, but is larger than the other species except U. -pahneri 

 The scales of the ear-denticulation are often longer than 

 the longest diameter of the largest temporal. The dorsals 

 are imbricate, mucronate, and strongly carinate, as are also 

 the caudals. 



Distribution. — This lizard is known only from San Mar- 

 tin Island on the northern part of the coast of Lower Cali- 

 fornia. 



50. Uta squamata Dickerson 

 Santa Catalina Island Uta 



Uta squamata Dickerson, Bull. Amer. Mus. Nat. Hist., Vol. XLI, 

 1919, p. 471 (type locality Santa Catalina Island, Gulf of 

 California, Mexico); Nelson, Mem. Nat. Acad. Sci., 1921, pp. 

 1 14, 115, 171 ; Schmidt, Amer. Mus. Novitates, No. 22, 192 1, p. 5. 



Descriftion. — Body and head considerably depressed} 

 snout low, rounded and rather longj nostrils large, opening 

 upward and outward nearer to end of snout than to orbit. 

 Head plates large, smooth, nearly flat, interparietal largest; 



