28 



ANALYTICAL KEY. 



PH ti 



CO 00 00 

 <N l?l CN 



CO CO CO 



1 . - . ' - 



CO 

 fc 



w 

 o 

 o 



Q 

 fc 

 W 



fa 

 O 





 o 



CO 



CO 



O 



5 



s 



o c 



co ig 



W I 



O 



1 



t 



fa S 



o i 



^ s> 



o 



5j o 



> 1 



t 

 co 



O 1 



w n 



Q I 



.i as 



s ^ 



PH 

 co 



A-S 



2 it 4i<8 . 



^^^cSo^S 



>U3j;-Cj^^3^ 

 . V< O = ~ Hn-3 



I 1 S 



! i fe 



-T /: 



