RlxNGED SNAKE. 



47 



SQIIAMATA. 

 (OPHJDIA.) 



COLLI BR] IJ^. 



Genus, Nairix. Laur. 



Generic Character. — Head distinct, oblongo-ovate, depressed, covered with 

 scuta; gape wide ; body very long, nearly cylindrical, slightly depressed; tail 

 cylindrical, slender ; scales imbricated, placed in longitudinal series, lanceo- 

 late, generally carinated ; abdominal shields simple, arched at the margin ; 

 caudal shields biserial. 



RINGED SNAKE. 



COMMON SNAKE. 



Natrix torquata. Ray. 



