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 



* 



t 





 O 



b 

 2 

 B 

 II 







oo 





 ft 



AA 

 8 8 



88 



