( 98 ) 



conical tubercle behind and above the posterior part of the orbit 

 Male with a very indistinct nuchal crest. Gular sack very long 

 and narrow. On each side of the back a series of small tuber- 

 cular prominences, each composed of several small scales. Throat 

 with scattered brown spots. Colour above light. Parachute with 

 blackish violet reticulated lines on the middle and outer half, 

 enclosing round light spots. Jerdon describes the colour during 

 life, of the parachute as red, marked with black and edged with 

 yellow. The gular sack is pale yellow marked with green at 

 the base. 



Inhabits Malabar, Kochin, and Travankor. 



D. tpeniopterus, GUnther. 



Nostrils directed upwards. Dorsal shields keeled, smaller than 

 the upper labial shields. An indistinct series of larger, distant 

 scales along each side of the trunk. No tubercle above the orbit. 

 Male with a very low nuchal crest. Gular sack strongly com- 

 pressed, of moderate breadth and length, covered with largo 

 smooth scales. Back greenish, iridescent. Parachute with five 

 arched black bands, not extending to the margin, some forked 

 at the base and continued faintly across the back. 4- 



Inhabits Tenasserim and Chartaboom, Siam. 



Otocryptis, WiegTnann. 



Back and sides covered with small scales regularly arranged, 

 and with a few larger ones scattered among them. Male with a 

 low nuchal, but no dorsal crest, and a large gular sack. Limbs 

 exceedingly long. 



O. bivittata, Wieg. 

 Head tetrahedral with a sharp muzzle ridge, eyebrows raised, 

 and the bony part of the interorbital space concave and granu- 

 lar. Scales of head keeled, one supranasal scale larger than the 

 rest. Nostril small, round. Scales of throat keeled. No fold 

 on the throat, or in front of shoulder. Scales of body small, 

 keeled, directed downwards, with a few larger intermixed. The 

 hind limb extends far beyond the extremity of the snout. 



