A MONOGRAPH 



MOLLUSCA FROM THE GREAT OOLITE. 



CHIEFLY i'KOM 



MINCH1NHAMPTON 



\M> 



THE COAST OF YORKSHIRE. 



BY 



J. MORRIS, F.G.S. an,. JOHN LYCETT. 



PART II. 



BIVALVES. 



LONDON: 



PRINTED FOR THE PAL^ONTOGRAPHICAL SOCIETY. 

 1853. 



