:_J5iy 



Plate XVII 

 2a 



3 4 



f .^at 



r\' 





+ 





18 



ail 



21 



23 



^^ mifh) 



tilP 



25 25a 



S6 268 



/7 \ Mif^,^\ 



Staoks i(k GiiiiwTir in .Sii,i;iiiA,\ Bkauiihiimiia 



