Acrochu 



TafXXY. 





F,„.n 



■ 





Fig -I 



Cr S 





Fm.lS 



(I '■'■ *. I 



Sitgostoirva . 



Scifllißlamniüae 



Crossorhüiwi 



Fig l. 



&-■ -0 











■ • i 



/■'«/ '/ 





£1 

 / 'igi ; 



'" 





.y 



/< 



!</ ' 



WdT/\ 





">fj\ 



XnUuh.r 





(tTJsI ■■■ 



