A MONOGRAPH 



OF 



THE FISHES 



OF TUE 



RED SANDSTONE OF BRITAIN. 



JAMES POWRIE, F.G.S., 



AND 



E. RAY LANKESTER, B.A., 



STUDENT OF CnRIST CIirRCH, OXFOED, AND COUTTS' GEOLOGICAL SCHOLAE OF 

 THE UNIVEESITY. 



PART 1 (CONCLUDED).— THE CEPHALASPIDiE. 



BY 



E. RAY LANKESTER. 



Pages 38—62 ; Plates VI— XIT. 



LONDON : 



PRINTED FOR THE P.VL/EONTOGRAPHICAL SOCIETY. 

 1870. 



