PLATE VII. 



2301 of 1857. 

 P. 21. 



lis, _„„ B o, 



■, ' V 



Fiff. 2. 



B 



^•y"'-'" '■'. ' - ■' •■'- ' ■■■■:■■■- 



^^^^~vvvvvvv^^~^''"^vv <^^^^^^^v^^^^^^^^^ 



e 



''■'d'o; 



Ftg. 3. 



