98 



BRITISH FOSSIL CRUSTACEA. 



Localities. 



Formations. 



Fossil Contents. 



S 

 o 



Near Ludlow, at Boulden, Whit- ,.§ 

 baitch, and Oakley Park. « 



V 



P3 



Lower Cornstones. 



Pteraspis, Scaphaspis, Cephalaspis 

 Lyellii, Zenaspis Salweyi. 



3 



Micaceous soft red marl beds. 



Pteraspis, Scaphaspis, and Cepha- 

 laspis. 





Hard stone. 





Paper Mills. 



Hard micaceous beds. 



Cephalaspis Murchisonii, Ptery- 

 gotus Banksii, Eurypterns (3 

 species). 



GO 



<u 



-a 



Olive Shales. 



Overbury Ludlow Railway. ^ 



ca 



CO 

 CO 



es 



Oh 



Hard micaceous beds. 





Different coloured thin beds. 



Auchenaspis, Scaphaspis. 





Red beds. 





Bull Ring, Ludlow. 



Greenish-grey micaceous beds 

 with nodules of soft perishable 

 niudstone. 





Onibury, &e. 



a 

 "S 



3 

 OQ 



*H 



a, 

 Forge Bridge. U> 



Downton Sandstone. 

 Dark-olive stone. 



Pterygotus (scarce). 



Eurypterus. 

 Pterygotus, Eurypterus. 





Shales. 



Bone-bed. 





Upper Ludlow beds. 1 



1 From a section by Mr. Marston, with the exception of placing the demarcation of the Upper Ludlow 

 at the Lower Bone-bed. 



