PLATE IV. 



Fip. 1. 



Fig. 33. 



Fig. 2. 



Fig. 3, wanting. 



Fig. 5. 



Fig. 6. 



Fig. 6. 



Fig. 7. 

 BUFONID^. 



Fig. 7, wanting. 

 SCAPHIOPIDM AND PELOBATIDM. 



