xvi CONTENTS 



The Origin of Species 306 



Evidence for the Evolution of Species hi 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 



