10. VTA 219 



growing at the lower levels. They seldom were seen on 

 the ground. On several occasions they were observed eat- 

 ing ants which they had captured crawling up the tree 

 trunks. 



42. Uta microscutata Van Denburgh 

 SMALL-SCALED UTA 



Ufa microscutata VAN DENBURGH, Proc. Cal. Acad. Sci., Ser. 2, Vol. 4, 

 1894, (type locality, San Pedro MartirMountain, Lower Cali- 

 fornia^ Mexico) ; VAN DENBURGH, Proc. Cal. Acad. Sci., Ser. 2, 

 Vol. 5, 1895, p. 106, pi. VIII, figs. F. and G., and IXj MEEK, 

 Field Columbian Mus., Zool. Ser., Vol. VII, No. 1. 1906, p. 10; 

 STEJNEGER & BARBOUR, Check List N. Amer. Amph. Kept., 1917, 

 p. 50; VAN DENBURGH & SLEVIN, Proc. Cal. Acad. Sci., Ser. 4, 

 Vol. XI, 1921, pp. 51, 59; NELSON, Mem. Nat. Acad. Sci., Vol. 

 XVI, 1921, pp. 114, 115, 159; SCHMIDT, Amer. Mus. Novitates, 

 No. 22, 1921, p. 5. 



Uta farviscutata COPE, Report U. S. Nat. Mus. for 1898, 1900, p. 324, 

 fig. 45; DITMARS, Reptile Book, 1907, p. 125. 



Uta stansburiana MOCQUARD, Nouv. Arch. Mus. Hist. Nat., Ser. 4, Vol. 

 I, 1899, p. 306. 



Description. Head and body depressed. Snout rounded 

 and rather short, with well-developed canthus. Nostrils 

 large, opening upward and outward, much nearer to end of 

 snout than to orbit. Plates on head large, smooth, and us- 

 ually more or less convex; interparietal largest. A single 

 frontal. Four large supraoculars, separated from frontal 

 by one row of granules. Superciliaries long, somewhat pro- 

 jecting laterally, and strongly imbricate. Central subocular 

 very long and narrow. A strong gular fold, edged with 

 rounded scales slightly larger than those preceding. A dor- 

 solateral dermal fold extends from near upper end of ear- 

 opening to above thigh. Largest dorsal scales along median 

 dorsal line keeled, becoming gradually smaller laterally un- 

 til a granular form is assumed from four to nine rows from 



