A MONOGRAPH 



THE FISHES 



OF THE 



OLD RED SANDSTONE OF BRITAIN. 



PART I.-THE CEPHALASPID^. 



BY 



SIR E. RAY LANKESTER, K.C.B., F.R.S. 

 PART II.-THE ASTEROLEPID^. 



BY 



RAMSAY H. TRAQUAIR, M.D., LL.D., F.R.S. 



LONDON: 

 FEINTED FOR THE FAL J^]ONTOGEAPHICAL SOCIETY. 



1868—1914. 



