Plate 60 



NON-VENOISrOUS SNAKES 



SOUTH AMERICAN WATER SNAKE Helicops 



(tngulatus. 



Distribution: Tropical Soutli America. 



Length of adult, two and one-half feet. 



SWAMP SNAKE Liophis cobella. Northeastern 



South America. 



Dimensions of adult, about twenty-eight inches. 



