In order to facilitate the running down of species in the 

 following classification, the signs in the accompanying list are 

 used in sequence and indented as below : 



I 



A 



1 



a 



i 



a 



* 



+ 











if _^ 

 "^ 



AA 







CJCJ 

 



+t 



ii 

 b 

 2 

 B 

 II 



