CIILOnOSOMA. 



109 



4th largest ; 5tli and 6th nearly equal to the 4th ; od and 4th be- 

 neath the eye, forming the inferior part of the orbit. Lower labials 

 8 ; 5th largest ; the three anterior and three posterior ones quite 

 small. Posterior pair of mental scutellce longer and slenderer than 

 the anterior pair, extending much beyond the 5th lower labial. 



Body elongated, subcylindrical, a little deeper than broad, covered 

 with smooth subhexagonal or subelliptical scales, constituting 15 

 longitudinal rows, the outer row broader than the rest, which di- 

 minish towards the middle line of the back. The tail is very much 

 tapering, pointed, and forming about J or } of the total length 

 Dark green above, lighter on the flanks; yellowish white beneath. 



