286 AGAMID^. 



Total length 356 miUim. 



Head 33 „ 



Width of head 26 „ 



Body 93 „ 



Fore limb 72 „ 



Hind limb 106 „ 



Tail 230 „ 



Java ; Sumatra. 



a. 2- Java. J. E.JGray, Esq. [P.], 



b. Hgr. Java. Leyden Muaeum. 



c. (5' . Bencoolen. Gen. Hardwicke [P.]. 



3. Gonyocephalns kuhlii. 



Lophyrus tigrinus, part., Dum. S/- Bibr. p. 421. 

 kuhlii, Sehleg. Bijdr. tot de Dierk. i. p. 5, pi. ii. 



This species differs from Q. chamceleontinus in the following 

 points : — Supraoiliary border more projecting still, serrated pos- 

 teriorly ; supraorbital scales larger. Nucbal crest a little lower, 

 beginning a little further back. Enlarged dorsal scales more 

 numerous ; ventral scales feebly keeled. Scales on upper surface of 

 limbs of very unequal size ; third and fourth lingers nearly equal j 

 the adpressed hind limb reaches the eye. 



Total length 243 milUm, 



Head . . 23 „ 



Width of head 17 



Body 65 „ 



Fore limb 53 „ 



Hind limb 77 „ 



TaU 155 „ 



Java. 



a. J. Java. 



4. Gonyoceplialus STUuatranus. 



Lophyrus sumatranus, Sohleg. Bijdr, tot de Dierh. i. p. 5, pi. iii, 

 fig. 1. 



Allied to Q. chamceleontinus, from which it differs chiefly in the 

 much higher nuchal crest, which is composed of very narrow lan- 

 ceolate spines the length of which equals twice the diameter of the 

 eye ; this crest extends forwards to the interorbital region. Total 

 length 450 miUim. 



Sumatra. 



5. Gonyocephalus liogaster. 



Tiaris liogaster, Giinth. Proc. Zool. Soc. 1872, p. 592, pi. xxxvi. 



Snout slightly longer than the diameter of the orbit ; canthus 

 rostralis and supraciliary edge projecting ; tympanum not quite as 



