THE SCIENTIFIC MEMOIRS 



OF 



THOMAS HENRY HUXLEY 



EDITED MY 



PROFESSOR MICHAEL FOSTER, M.A., M.D., LL.D., F.R.S. 



AND BY 



PROFESSOR E. RAY LANKESTER, M.A., LL.D., F.R.S. 



IN FOUR FOLUMES 

 VOL. I 



ILontion 

 MACMILLAN AND CO. Limited 



NEW YORK : D. APPLETON AND COMPANY 

 1898 



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