CONTRIBUTIONS TO 



THE THEORY OF 



NATURAL SELECTION. 



juries of 



BY 



ALFEED EUSSEL WALLACE, 



AUTHOR OF 

 " THE MALAY ARCHIPELAGO," ETC., ETC. 



M- AC HIIi LAN AND CO., 



ILontion, 



AND 63, BLEEKER STEEET, 



1870. 



[The right oj Translation and Reproduction is reserctd.] 



