88 



SNAKES Ot CEYLON. 



Fig. 21). — Polyodontophis subpunctatus. 

 (X 2.) 



(b) Anomalies. Loreal : 1 have seen this confluent with 

 the prsefrontals. SwpralabiaJff May be eight, owing to 

 a confluence of shields, in which case the 3rd, 4th, and 5th 

 touch the eye ; or nine, with the 4th and 5th touching the eye- 

 In some specimens the 1st infralabials faiJ to meet behind 

 the mental. 



Dentition. — From one skull in my coilection. 



Maxillary: 44 to 45. Palatine: 24. Pterygoid: 21 to 22. 

 Mandihvlm : 39 ? 



