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oblique brown streaks on the side. Length 6 inches of which the 

 tail exceeds half. 

 Inhabits Ceylon. 



Japaiuea, Gray. 



Back covered with small imbricate keeled scales, with points 

 directed upwards, with some larger ones intermixed. A small 

 gular pouch in males and transverse gular fold in both sexes. N6 

 rostral appendage. 



J. variegata. Gray. 



Bianoia niger, Gray. 



Head covered with small irregular keeled scales, muzzle ridge 

 sharp, A small tubercle behind the superciliary ridge. Throat 

 covered with small keeled scales. A series of small shields, from 

 the chin, parallel to the labials. A nuchal crest in both sexes, 

 continued along the back, and disappearing on the tail. Ventral 

 scales strongly keeled, scales of the tail rhombic keeled, larger 

 below. The hind limb extends to the eye. Colour very vari- 

 able, and changeable daring life. Back with iridescent green 

 and reddish brown bands, which ascend obliquely backward^. 

 Head variegated with black, a light black edged interorbital band. 

 Numerous brown streaks radiate from the eye. The end of the 

 gular sack deep blue (not black). Labials sometimes brown, 

 sometimes the upper are yellowish white. Tail with brown or 

 black rings. Giinther also describes a large female as almost 

 wholly black variegated with yellow. Females larger than males. 



Grows to 12 inches of which the tail is two-thirds. 



Lihabits Sikkim up to 9,000, finer and more numerous above 

 5,000 (see Stoliczka, J. A. S., B., 1872, p. 107). 



J. microlepis, Jerdon, Proc. As. Soc, B., March, 1870, allied 

 to variegata but differs in its much smaller scales, and the very 

 clearly fewer large ones intermixed, and by Jhe back being^ 

 coloured red, which is abruptly separated from the green colour of 

 the sides, by " a series of somewhat raised scales." Length about 

 six inches. 

 Inhabits Sikkim, 



