THE COMMON INDIAN SNAKE'S. 97 



spinose tubercles. Bentiiion. Maocilla. — Behind the paired fangs 

 there are usually 4 (rarely 3) gi'ooved teeth. Palatine 5 to 6 ; a7i 

 edentulous space behind that would accommodate about two more 

 teeth. Pterygoid. — 18 to 22. Mandibular — 12 to 16. 

 Oiir -plate is in every way excellent. 



{Explanation of figures for all.) 



(2'o be continued.') 



18 



