196 



Lacertiche. 



6 pairs of fliiii-shiekls, the 3, rarely 2, auterior iu contact in the 

 niiddle ; 19 to 25 gular scales iu a straight line between the symphysis 

 of the chiu-shiekls and the auterior veutral plates, auterior small and 

 juxtaposed, posterior lai'ge aud imbricate. 



Scales moderately large, scarcely larger on the back than on the 

 sides, rhombic, strongly keeled ; ventral plates broader than long, in 

 6 longitudinal aud 24 to 27 transverse series ; 42 to 52 scales aud 

 plates round the middle of the body. A large preaual plate, 

 bordered by two semicircles of small jilates, or two large plates one in 

 front of the other. 



Scales on upper surface of tibia rhombic and keeled, smaller than 

 dorsals. 12 to 17 femoral pores on each side. Subdigital la,mellse 

 uni- or bicarinate, 18 to 24 under the fourth toe. 



Upper caudal scales large, strongly keeled aud shortly mticronate.; 

 basal subcaudals smooth or obtusely keeled ; 20 to 24 scales iu 

 the fourth or fifth whorl behind the postanal granules. 



Grey, greyish brown, or reddish brown above, with two sharply 

 defined black-edged white streaks on each side ; the space between the 

 two white streaks often black, uniform or closely spotted with 

 whitish, the black produced forwai'd, as a narrow streak, to the end 

 of the snout ; limbs aud tail often reddish or orauge red. Lower 

 parts white. 



Measurements (in millimetres) : 



