TABLE OF CONTENTS. 



CHAPTBR PAGE 



I. THE PUBLICATION OF THE 'ORIGIN OF SPECIES 'OCT. 3, 



1859, TO DEC. 3t, 1859 x 



II. THE 'ORIGIN OF SPECIES' (continued} 1860 ... 51 

 III. THE SPREAD OF EVOLUTION 1861-1862 . . . .149 

 IV. THE SPREAD OF EVOLUTION. 'VARIATION OF ANIMALS 



AND PLANTS' 1863-1866 186 



V. THE PUBLICATION OF THE 'VARIATION OF ANIMALS AND 

 PLANTS UNDER DOMESTICATION ' JANUARY i867-JuNE 



1868 242 



VI. WORK ON 'MAN' 1864-1870 271 



VII. THE PUBLICATION OF THE 'DESCENT OF MAN.' WORK 



ON 'EXPRESSION' 1871-1873 311 



VIII. MISCELLANEA, INCLUDING SECOND EDITIONS OF 'CORAL 

 REEFS,' THE 'DESCENT OF MAN,' AND THE 'VARIA- 

 TIONS OF ANIMALS AND PLANTS' 1874 AND 1875 . 359 

 IX. MISCELLANEA (continued}. A REVIVAL OF GEOLOGICAL 

 WORK THE BOOK ON EARTHWORMS LIFE OF ERAS- 

 MUS DARWIN MISCELLANEOUS LETTERS 1876-1882 . 388 



BOTANICAL LETTERS. 



X. FERTILISATION OF FLOWERS 1839-1880 . . . . 429 

 XI. THE 'EFFECTS OF CROSS- AND SELF-FERTILISATION IN 



THE VEGETABLE KINGDOM' 1866-1877 . . . 463 

 XII. 'DIFFERENT FORMS OF FLOWERS ON PLANTS OF THE SAME 



SPECIES' 1860-1878 469 



