128 AGAMID^. 



Cauthus rostralis and supraciliary ridge uot well defined ; upper 

 head-scales obtusely keeled, of diiierent sizes ; no spines on the head. 

 A slight fold above and in front of the shoulder. Xuchal crest com- 

 posed of six to eight triangular spines, disappearing a short way 

 behind the shoulders. Dorsal scales of moderate size, keeled ; those 

 on the side of the bacli directed upwards aud backwards, and those 

 below downwards and backwards ; a few large keeled scales scattered 

 over the sides ; scales of chest and belly of moderate size and strongly 

 keeled. The hind limb extends to the angle of the jaw. Base of 

 tail compressed, but thick aud somewhat rounded, (xeneral colour 

 above olive, irregularly variegated with brown aud yellow, these 

 colours haviug a tendency to arrange themselves in cross bauds ; a 

 broad black band from the posterior margin of the eye to the tym- 

 panum ; black streaks radiate from the eye ; under surface olive- 

 green. 



Size of A. major. 



Hah. Pousee, Kakhyen Hills, N. Burma. I have not seen ex- 

 amples of this species. 



136. Acanthosaiira major. 



Oriocalotes major, Jerdon, P. A. S. B. 1870, p. 77. 



Oharasia major, Theoh. Cat, p. 113. 



Acauthosaura major, Boulewj. Cat. Liz. \, p. 306, pi. xxiii, tig. 3. 



Snout louger than diameter of orbit; cauthus rostralis and 

 supraciliary edge angular ; tympanum a little larger than eye- 

 opening; upper head-scales unequal, keeled, a series of larger ones 

 bordering the supraorbital region inside ; no postorbital spine ; a 

 row of projecting triangular scales borders the head behind ; 7 

 upper and as many lower labials ; gular scales smaller than \'entrals, 

 feebly keeled. A rather indistinct oblique fold in front of the 

 shoulder. Nuchal aud dorsal crest continuous, reduced to a serrated 

 ridge. Dorsal scales, vei'y irregular, some very small, others very 

 large ; all are distinctly keeled, and the u])per have their points 

 directed upwards and backwards ; ventral scales distinctly keeled, 

 smaller than the largest dorsals. Limbs above with unequal keeled 

 scales ; fourth linger very slightly louger than third ; the adpressed 

 hind limb reaches the tympanum. Tail compressed, 1| times as 

 long as head aud body, covered with unequal keeled scales. Olive 

 above; back with six large angular blackish cross bands, with the 

 angles directed backward ; flanks reticulated with blackish ; head 

 above with blackish cross streaks ; an oblique black band from the 

 eye to the tympanum, continued along the side of the neck ; limbs 

 and tail with dark cross bars. 



From snout to vent 3*7 inches : tail 6. 



Hab. "Western Himalayas (Valley of the Sutlcj, near Kot- 

 garh). 



