Plate 64 



POISONOUS SNAKES 



YELLOW-BELLIED SEA SNAKE Hydrus platurus. 

 Distribution: Semi-tropical and tropical Pacific. Appears to be 

 the only one of many species of marine serpents to occur in the 

 waters of the New World — off the coasts of southern Mexico, Cen- 

 tral and tropical South America. 



Attains a length of a yard. 



RINGED SEA SNAKE Platurus shistorhynchus. 



Distribution: Western Tropical Pacific. 



Attains a length of five feet. 



HEAD OF PLATURUS 



