292 _ . 298 



PI. XVIII . 



294 



292, 



*$g~=^ , 



&*SS<S?7^5&^ 



s 



' 





-^ 



~L,~*.^- 



'- ~ '{ 



296 



297 



W LCHB Alious del. et lath 



W. We 



st iinj, 



