TEIID LIZARDS OF THE GEXUS CNEMIDOPHORUS 



41 



sni)riioc'ul;ir graiuilos usually not extcndiiif:; forward i)ast the ante- 

 rior border of the fourth supraocular; frontoparietals normally 2; 

 parietals 5; anterior and posterior gulars usuallj^ poorly differen- 

 tiated, rather small, often uniform, but sometimes with somewhat 

 enlar<2:ed central and medio-lateral patches of frranules; mesopty- 

 chials rather small to moderate; these uniform or largest centrally, 

 in 2-5 rows, posterior not always largest ; postmesoptychial granules 

 minute, often overlapping the posterior edge of the second gular 

 fold. 



Body elongate, ventral plates in 8 longitudinal and 30-37 trans- 

 verse rows; anal spurs often well developed; dorsal granules small; 

 limbs Avell developed; brachials 2-8; antebrachials 1-2; brachials 

 usually more or less continuous with antebrachials at a point of 



Figure 9. — Map showing locality recobds of Cxemidophorus lemxiscatus 



nigricolor 



contact; postantebrachials granular or slightlj^ enlarged; femorals 

 5-7; tibials 2-4; femoral pores 24—30; tail elongate, tapering, with 

 moderately oblique, rather pointed caudal scales, these weakly 

 keeled on the sides and somewhat irregular in arrangement with 

 respect to the longitudinal; ventral caudals usually, although not 

 always, smooth or very weakly keeled. 



The coloration is moderately variable. Lower surfaces white, 

 yellowish, gray, slate, greenish, bluish or black; lower flanks often 

 darker than median ventral region; tail white to blackish below, 

 sometimes brownisli, and above, darker but nearly unicolor; dorsal 

 surface without well defined stripes, and usually without even traces 

 of stripes; middorsal region unicolor, and either darker or lighter 

 than the flanks, but not showing as a cons[)i('Uous, widened bluish 

 or grayish blue band as in certain large individuals of Jcinnlscatux; 

 230G— 31 1 



