12 



SNAKES OF CEYLON. 



Prefrontal, frontal, and interparietals : Subequal. Supra- 

 oculars, preeparietals, and postparietals : Subequal, or the last 

 broadest. Nasals : Not in contact behind the rostral ; quite 

 divided ; the suture above the nostril much longer than that 

 below ; the suture below the nostril extending to theprseocular. 

 Prasoculars and oculars : Subequal. Suboculars : Absent. 

 Temporals : One. Supralabials : Four ; 2nd and 3rd touching 

 the prseocular, 3rd and 4th touching the ocular. (Fig. 2.) . 



Prp Pop 



Pr p rp Pop 



Fig. 2. — Typhi ops braminus. 

 (X circa 6 diametres.) 



