•260 Lacert;<l.-r. 



straight Hue between the svmphvsis of the eliiu-sliielils niul the meJiaii 

 collar-plate ; gular fold more or less distiuct. Collar curved or 

 angular, free or more or less attached, sometimes quite indistinct, in 

 the middle, composed of 8 to 14 plates, usually 10 to 12. 



Scales juxtaposed, granular, round or subrhomboidal, all smooth or, 

 rarely, very obtusely keeled towards the tail, larger towards the 

 ventral plates, 36 to 54 (usually 39 to 47) across the middle of the 

 body. Ventral plates in 10, rarely 8, regular longitudinal and 27 to 

 34 transverse series (27 to 31 in males, 29 to 34 in females), all except 

 the outer broader than long, the largest often twice as broad as long. 

 Preanal plate usually large and bordered by a single semicircle of 

 small plates in males, often small and with two or three semicircles of 

 smaller plates in females. 



Scales on upper surface o£ tibia rhombic and keeled, as lai'ge as or 

 a little larger than the dorsals ; one series of large and two of small 

 plates on lower surface. 9 to 16 femoral pores on each side, usually 

 10 to 14. Subdigital lamellae bi- or tricariuate, 18 to 22 (rarely 23 

 or 24) under the fourth toe. 



Upper caudal scales oblique, truncate behind, strongly and diagonally 

 keeled, sometimes shortly mucronate beliind, lower smooth ; 20 to 26 

 scales in the fourth or iifth whorl. 



Grrey, greyish brown, or reddish brown above, uniform or with 

 scattered black dots, or with two dorsal series of black and white spots 

 (one half black and oue half white) ; sometimes with numerous white, 

 black-edged ocelli and two white streaks on each side, the upper 

 dorsolatei^al, the lower lateral, from below the eye, through the 

 tympanum, to the groin. Tail sometimes with dark annuli or with 

 vertical bars on the sides. Lower parts white, the throat sometimes 

 dusky and the veutrals finely punctulated with dusky. 



Measurements (in millimetres) : 



1. cJ.Karnak. 2. cJ, Biskra. 3. ? , Medinet Habu. 4. 9 , Biskra. 

 9 , Neliy Musa. 6. ^ , Sind. 



