Qmi t ^ Journ Geol Soc VolM PL 11. 



fg- '*■ 



:.:;.Vv-^-/^^ 



■^ 5cu 



ia. 





fA 



4h 



a w. . i^th 



CEI^HALASPIS t\ AUCHEMSH5. 

 Iran the PassaL^e-beds Qilestoiies) near Ludlow 



W Vfest 



