SCHLEaEL'S ARKANaEMENT OE SERPENTS. 253 
Sp. 5. Vipera cerastes, 
... 6 elegans, 
.. 7 berus, 
... 8 aspis, 
... 9 ammodytes, 
. . . 10 acanthophis, 
Northern Africa 
India 
North and Central Europe 
Southern Europe 
Grreece, &c. 
Australia 
