142 OPHISAURUS VENTRALIS. 



alarmed, it moves with considerable swiftness, and is not easily taken without 

 injury, for the vertebrae of its long tail are articulated like those of a Skink, 

 and are easily separated by a slight blow; indeed it is from this extreme fragility 

 of the tail that the animal has received the common name of Glass Snake. 



Geographical Distribution. The Glass Snake is found on the Atlantic border, 

 from southern Virginia tr '^--^ t7i^..;,1o Tf ;,ii,nliit« Alnbama, Mississippi, 

 and Louisiana, and is founc 

 Missouri and Ohio rivers, 

 seems at this time to be M 



General Remarks, d 

 Snake, and gave a toleral 

 received it in the twelfth e 

 which specific name has 

 Schneider separated it fro 

 Daudin made for it a new 

 for the Glass Snake has 

 organization of a saurian 



