PLATE L 



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Figs. 1 & '2. 



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Fig. 3. 

 Fig. 4. 



Skull of Ttijas miicosns, 

 (CoIuhridcB), harmless. 



1 (Right fig.) Skull from above. 

 (Left fig.) „ below. 



2 Skull from the side ; views of a vertebra. 

 Skull of Bungarus fasciatus, ( Elapid<v) , venomous. 



„ Naga Trljnidians, (ElapidwJ , yenomoiis. 

 Baboia dcgans, (VijoeridceJ, venomous. 



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