SNAKES OF CEYLON. 



429 



5th and 6th the anterior temporal. Sublinguals : Two well- 

 developed pairs, the posterior in contact and touching the 

 4th and 5th infralabials. Infmlabials : Five ; the 4th and 

 5th subequal and separated from the labial margin by a 

 series of cuneate scales. (Fig. 81.) 



Fig. 81 . — Laticauda latioaudata. 

 (X H) 



D. Costals. 



