MONOGRAPH 



ON THE 



CARBONIFEROUS CEPHALOPODA 



IRELAND. 



BT 



ARTHUR H. FOORD, Ph.D. (Munch.), F.G.S. 



PART II. 

 CONTAINING THE FAMILIES 



ORTHOCERATID^ (concluding Part), ACTINOOERATID^l, 

 CYRTOCERATID^, and POTERIOCERATID^l. 



Pages 23—48 ; Plateb VIII— XVII. 



LONDON: 

 PRINTED FOR THE PAL^)ONTOORAPHICAL SOCIETY. 



1898. 



