A MONOGRAPH 



OF THE 



MOLLUSCA FROM THE GREAT OOLITE, 



CHIEFLY FROM 



MINCH1NHAMPTON 



AND 



THE COAST OF YORKSHIRE. 



BY 



PROFESSOR MORRIS, F.GLS. and JOHN LYCETT. 



PART III. 



BIYALYES. 



LONDON 



PRINTED FOR THE PAL^ONTOGRAPHICAL SOCIETY. 

 1854. 



Reprinted with the permission of the Palaeontographical Society, London 



JOHNSON REPRINT CORPORATION JOHNSON REPRINT COMPANY LTD. 



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