palcxontoovapbical Socict\>, 1012. 



A MONOGRAPH 



CRETACEOUS LAMELLIBRANCHIA 



ENGLAND, 



HENRY AVOODS, M.A. 



UNIVEKSITY LECTURER IN PALa:OZOOLOOT, CAMBRIDGE. 



VOL. TI. PART IX. 



OSTREID^, RADIOLITID.E, ADDITIONS, DISTRI15UTI0N, 

 BIliLIOGRAPHY, INDEX. 



Pages 341—473; Plates LV— LXII. 



LONDON: 

 PRINTED FOR THE PAL^ONTOGRA PHIC AL SOCIETY. 



1913. 



