306 ASAMID^. 



8. Acanthosaura major. (Plate XXIII. fig. 3.) 



Oriocalotes major, Jerdon, Proc. As. Soc. Beng. 1870, p. 77. 

 Charasia major, Theoh. Cat. Rept. Brit. Ind. p. 113. 



Snout longer tlian the diameter of the orbit ; canthus rostralis 

 and supraciliary edge angular ; tympanum a little larger than the 

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

 ones bordering inwards the supraorbital region ; no postorbital spine ; 

 a row of projecting triangular scales borders the head posteriorly ; 

 seven upper and as many lower labials ; gular scales smaller than 

 ventrals, feebly keeled. A rather indistinct oblique fold in front of 

 the shoulder. Nuchal and dorsal crest continuous, reduced to a 

 serrated ridge. Dorsal scales very irregular, some very small, others 

 very large ; all are distinctly keeled, and the upper have their points 

 directed upwards and backwards ; ventral scales distinctly keeled, 

 smaller than the largest dorsals. Limbs above with unequal keeled 

 scales ; fourth finger very slightly longer than third ; the adpressed 

 hind limb reaches the tympanum. Tail compressed, once and two 

 thirds as long as head and body, covered with unequal keeled scales. 

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

 the apex directed backwards ; 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. 



Total length 248 millim. 



Head 23 



Width of head 18 



Body 70 



Fore limb 42 



Hind limb 63 



Tail 155 



Western Himalaya. 



a. 5 . Valley of the Sutlej, near T. 0. Jerdon, Esq. [P.], (Type.) 

 Kotegurh. 



9. Acanthosanra tricarinata. 



Oalotes tricarinatus, Blyth, Journ. As. Soe. Beng. zxii. 1854, p. 660. 

 Tiaris elliotti, Gfiinth. Proc. Zool. Soc. 1860, p. 151, pi. xxv. fig. B. 

 Oriotiaris elliotti, Oii'nit.h. Sept. Brit. Ind. p. 150 ; Jerdon, Proc. As. 



Soc. Beng. 1870, p. 77. 

 Oreotiaris tricarinata, Anders. Proe. Zool. Soc. 1871, p. 167. 

 Charada (Oriotiaris) tricarinata, Stoliczka, Jburn. As. Soc. Beng. xli. 



1872, p. 112. 



Snout slightly longer than the diameter of the orbit ; canthus 

 rostralis and supraciliary edge angular ; tympanum nearly as large 

 as the eye-opening; upper head-scales unequal, feebly keeled, a 



