PLATE IV. 





^ 







'i::r^'^^ 





Dahoia cJegons, {Viper Ida') 



|k#*>^ Dissections of the Lead. 



Fjg. 1. ^. Skill and part of gingival t'uvolopc removed. 



h. Poison gland exposed. 



c. Lacrymal gland exposed. 

 Fig. 2. Deep dissection. 

 Fig. o. Palate and pterygoid muscles. 

 Figs. 4, 5 & 0. Skull from above, below, and left side. 



