18 



TABLES OF CLASSIFICATION. 



M 



pk ft O ^ 





I 







g 



a 



,2 



S 8 







1 I 



a o 



. ^ 



j3 



>< S 

 O O 



1 I 



I 



I Ul 



pH rt VS^-Y^-^ 



i 



i 



T 



i 



o 



PQ 



H 

 PH 

 g 



w 



1 



PQ 



i | ^ 



ij . ^ ^ 



M S tt M 



" 3 



1^ 





i 





