CONTENTS 
I 
THE DARWINIAN HYPOTHESIS [1859] 
II 
THE ORIGIN OF SPECIES [1860]. . 
Ill 
CRITICISMS ON ‘*‘ THE ORIGIN OF SPECIES” [1864] . 
IV 
THE GENEALOGY OF ANIMALS [1869] 
Vv 
MR. DARWIN’S cRITICs [1871] 
Xe 
EVOLUTION IN BIOLOGY [1878] . . 
VOL, I 
107 
187 
