Quart , JouTii , Geol. S oc ,\'ol. XV?r. 



iff: 



'-A 



6d 





6-ff 







iC 



la' 





mi 



1 db 



U-1' Sower'bj" lilli. 



WWes-t vrar. 



DOSSILS FROK CHISLET,EE1TT. 



