CONTENTS. IX 



VII. 



PAGE 



MORE RECENT ATTEMPTS TO EXPLAIN EVOLUTION 244 

 Necessity of additions to the theory of natural selection 

 Theory of migration of Wagner Internal factors in evolu- 

 tion Tendencies toward progression, Nageli Extraordinary 

 births, Mivart Neo-Lamarckianism, the American school 

 Heredity Brooks' theory of heredity and the cause of 

 simultaneous variation Summary. 



VIII. 



THE EVOLUTION OF MAN 288 



Reason for a separate consideration of this subject Man's 

 physical nature Geological evidence is lacking Man as an 

 intelligent animal Method by which the evolutionist ac- 

 counts for man's great intellect Evidence from fossils im- 

 possible Instinct and intelligence Emotions Knowledge 

 of tools Language Consciousness Power of improve- 

 ment Power of abstract ideas Various intuitions Moral 

 nature Religion, reverence, belief in immortality Con- 

 science Darwin's explanation of conscience Chief point 

 where this explanation fails Summary Man according to 

 all theories is radically distinct from other animals General 

 summary and conclusion. 



INDEX 339 



