A MONOGRAPH 



OF THE 



MOLLUSCA FROM THE GREAT OOLITE, 



CHTEFLY FROM 



MINCHINHAMPTON 



AND 



THE COAST OF YORKSHIRE. 



BY 



PROFESSOR MORRIS, F.G.S. and JOHN LYCETT. 



LONDON: 



PRINTED FOR THE PALvEONTOGRAPH ICAL SOCIETY. 



1854. 



