A MONOGEAPH 



INFERIOR OOLITE AMMONITES 



THE BRITISH ISLANDS. 



S. S. BTJCKMAN, F.G.S., 



HONOEAET MEMBER OF THE YORKSHIRE PHILOSOPHICAL SOCIETY. 



PART XII. 



SUPPLEMENT. 



I.-REVISION OE, AND ADDITION TO, THE HILDOCERATID^. 



Pages lsv— clxviii ; Plates XV— XIX. 



LONDON: 



PRINTED FOR THE PAL^ONTOG-RAPHICAL SOCIETY. 



1904. 



