BARTSCH 



.- 



PLATE 56 



73 



79 



; 

 * 



85 



91 



86 



92 



75 



81 



87 



r 



93 



~ 



76 



* V* 



* 



82 





88 





94 







97 98 99 



FIGS. 73-100. Check series of Cerion 



77 



83 



89 



95 



* v* 



100 



78 



84 



90 





96 



