neighbourhood of Cirencester. 267 



they refer only to a limited district. Were our observations ex- 

 tended over the whole range of the Cornbrash, as it occurs in 

 this country, we should doubtless arrive at additional facts, both 

 as regards the structure and agricultural capabilities and also its 

 fossil contents : we may indeed expect the list of the latter to be 

 greatly augmented, and in all probability other species common 

 to the Inferior Oolite will have to be noted in addition to those 

 in our present list. 



