VI PREFACE. 



he should contribute a chapter on the reception of the ' Origin 

 of Species/ 



Finally, it is a pleasure to acknowledge the. courtesy of the 

 publishers of the * Century Magazine ' and of ' Harper's 

 Magazine/ who have freely given me the use of their illustra- 

 tions. To Messrs. Maull and Fox and Messrs. Elliott and Fry 

 I am also indebted for their kindness in allowing me the use 

 of reproductions of their photographs. 



FRANCIS DARWIN. 



CAMBRIDGE, 

 October, 1887. 





