PLATE 223. 



%n 





< 



< 



< 



w 

 Q 

 Z 



< 



> 



o 



03 -i 



fc ,= -a 

 ° I I 



H =3 



Q => 

 Z ■§ 



3 

 O 



60 



a 



< 



m 



C3 



