Contents 



PAGE 



Note. By R. A. Streatfeild . ... viii 



Introduction. By Professor Marcus Hartog . . ix 



Author's Preface . . ... xxxvii 



Chapter I. Introduction — General ignorance on the sub- 

 ject of evolution at the time the "Origin of Species" 

 was published in 1859 . . . . . i 



Chapter II. How I came to write "Life and Habit," and 



the circumstances of its completion . . . 12 



Chapter III. How I came to write "Evolution, Old and 

 New" — Mr. Darwin's "brief but imperfect" sketch of 

 the opinions of the writers on evolution who had pre- 

 ceded him — The reception which " Evolution, Old and 

 New," met with . . ... 26 



Chapter IV. The manner in which Mr. Darwin met 



"Evolution, Old and New" . . . . 38 



Chapter V. Introduction to Professor Hering's Lecture . 52 



Chapter VI. Professor Ewald Hering " On Memory " . 63 



Chapter VII. Introduction to a translation of the chap- 

 ter upon instinct in Von Hartmann's " Philosophy of 

 the Unconscious" . . ... 87 



Chapter VIII. Translation of the chapter on "The 

 Unconscious in Instinct," from Von Hartmann's " Philo- 

 sophy of the Unconscious" . . . . 92 



Chapter IX. Remarks upon Von Hartmann's position in 



regard to instinct . . ... 137 



Chapter X. Recapitulation and statement of an objection 146 



Chapter XI. On Cycles . . ... 156 



Chapter XII. Refutation — Memory at once a promoter 



and a disturber of uniformity of action and structure 161 



Chapter XIII. Conclusion . . . . 173 



