THE ADDEK. 



'9 



to the tip of the tail; but on the tail itself the 

 marks are often not joined, and appear as separate 



26A in. 



19 in. 



3% 



24i in. 



Ti in 



in. 



[Li 



20 in. 



0\ 



28 in 



•25 h in. 



Fig. 13. — V-Marks of Adders. 



26f in. 



black bands running across the back from side to 

 side. Along the sides of the body are two rows of 



