PLATE V], 



VENOMOUS. 



HEADS OF AUSTRALIAN SNAKES, 



No. I. Skull of American Rattle Snake, (Crotalus tlurissus.) 



No. 2. Skull of Australian Black Snake, (Pseudechis porphyriacus.) 



..irrii'l ^cntt fi«-I .a litli. 



Gibbsi, Shallarfl, * Co., imiia. 



