Description and Classification 



39 





I 



d 



I 



d d 



p cS 







3 d 



S =3 — 



=s S S 



a> d s 



o 



d S 



S § © 



(D P en 



s a O 



O 



■ ^ 



o 



1 





■PU 



H J 

 d o 



I 



(D Hi ,^ 



O 



xa ' 



ca 



>"d^ 





l> CO 



OS CO ■* 



p Q 



gg^^^^lz;^ ;z;:z; ^z; ^ ^ iz; Jz; ;? ;z; ;z; ^^ ;z; ^ 



" g -s -g 1^ s ^ 



P o .0 p p p 



