^86 AGAMID^. 



Total length 35G 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 Museimi. 



c. c? • Bencoolen. Gen. Hardwicke [P.]. 



3. Gonyocephalus kuhlii. 



Lophyrus tigrinus, part., Dum. ^ Bibr. p. 421. 

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



This species differs from G. chamceleontinus in the following 

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

 teriorly ; supraorbital scales larger. Nuchal 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 fingers nearly equal ; 

 the adpressed hind limb reaches the eye. 



Total length 243 milHm. 



Head . . 23 „ 



Width of head 17 „ 



Body 65 „ 



Fore limb 53 „ 



Hind Umb 77 „ 



TaH 155 „ 



Java. ' 



a. $. Java. 



4. GK>nyocephalns smnatranns. 



Lophyrus sumatranus, Sehleg. Bijdr. tot de Dierk. i. p. 5, pi. ill. 

 fig. 1. 

 Allied to O. chamceleontimis, 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 millim. 

 Sumatra. 



5. GK)nyocephalus liogaster. 



Tiaris liogaster, Qiinth. 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 



