CON TENTS. 



CHAPTER I. fAce 



THE STARTING-POINT 3 



CHAPTER H. 

 WORLD-MAKING 9 



CHAPTER III. 

 THE IMPERFECTION OF THE GEOLOGICAL RECORD ... 39 



CHAPTER IV. 



THE HISTORY OF THE NORTH ATLANTIC . . . . -57 



CHAPTER V. 

 THE DAWN OF LIFE 95 



CHAPTER VI. 

 WHAT MAY BE LEARNED FROM EOZOON 135 



CHAPTER VII. 

 THE APPARITION AND SUCCESSION OF ANIMAL FORMS . . 169 



CHAPTER VIII. 

 THE GENESIS AND MIGRATIONS OF PLANTS .... 201 



CHAPTER IX. 

 THE GROWTH OF COAL 233 



