Contents 



FAGE 



Introduction ..... 9 



GHAPTEE I 

 Early Youth . . . . .15 



GHAPTEE II 

 At the University . . . . .51 



GHAPTEE III 

 The Eadiolaria . . . . . .82 



GHAPTEE IV 

 Darwin ....... 102 



GHAPTEE V 

 The Scientific Congress op 1863 . . . 144 



5 



