PAGE 



CONTENTS 



CHAPTER I 

 EARLY LIFE AND TRAINING [1825-45] ... I 



CHAPTER II 



EXPERIENCES AS A NAVAL SURGEON ON THE " RATTLE- 

 SNAKE " [1846-50] 6 



CHAPTER III 

 SUCCESSES AND FAILURE [185O-4] . . . 1 5 



CHAPTER IV 

 BEGINNING OF PROFESSORIAL WORK IN LONDON [i 854-8] 24 



CHAPTER V 



EARLY WORK ON FOSSILS AND BACKBONED ANIMALS. 



MUSEUM ARRANGEMENT [1856-8] ... 34 



CHAPTER VI 

 THE ORIGIN OF SPECIES [1859] ..... 42 



CHAPTER VII 

 THE DEFENCE OF DARWIN [i860] . . . . 50 



CHAPTER VIII 



DISSEMINATION AND SUPPORT OF EVOLUTIONARY 



DOCTRINES [l86l-2] ...... 58 



