PREFACE. XI 



249 On probable ancestral colours of female birds. 

 255 Protective colouring of the Waxwing. 



VIII. Creation ly Law. 



293 Amount of variation in dogs. 



296, 297. The " Times " on Natural Selection. 



298 to 300. On intermediate or generalized forms of 

 extinct animals as an indication of transmuta- 

 tion or development. 



302 Tabular demonstration of the Origin of Species by 

 Natural Selection. 



IX. The development of Human Races, under 

 the law of Natural Selection. 



316 On colour as perhaps correlated with immunity 



from disease in man. 



326, 327. On the probable future development of man. 

 330 Concluding paragraph rewritten. 



London, March, 1870. 



