xvi CONTENTS 



PAGE 



The Origin of Species 306 



Evidence for the Evolution of Species in the Past . 307 



History of the Elephant 308 



Vestigial Structures 312 



" Darwinism " 314 



Lamarck's Theory 317 



Critique of the Darwinian Theory . . . .318 



Critique of the Lamarckian Theory . . . 320 



Conclusion , 323 



