330 



Index. 



Buff on on effect of castration, 



106 

 Butterflies, sexual differences 



in, 196 



Callionymus, 197 

 Cattle, hybrids from, 180 

 Cause of sex, 316 

 Ceratophora, 19S 

 Chamelion, 199 



Changed conditions cause sub- 

 sequent generations to vary, 

 149 

 Cherry, variation of, 149 

 Cladocera, sexual differences 



in, 175 

 Claus on parthenogenesis, 58 

 Cohn on parthenogenesis, 66 

 Color changed by a change of 



food, 90 

 Congenital characters not al- 

 ways hereditary, 93 

 Conn on cause of variation, 294 

 Copepoda, sexual differences 



in, 175 

 Correllated variation, 84, 157 

 Crabs, sexual differences in, 186 

 Crayfish, dimorphism in, 188 

 Crossing as a cause of reversion, 



132 

 Crossing as a cause of varia- 

 tion, 119 

 Cryptophyalus, 183 

 Cultivated plants, variation of, 



146 

 Cyclops, sexual differences in, 

 175 



Dall on saltatory evolution, 83 

 Daphnia, parthenogenesis in, 

 57 



it 



«< 



t« 



Darwin, 85 



•* on bud variation of 



of orange, 147 

 *• on causes of variation, 



275 

 '• on compound person- 

 ality, 114 

 on complexity of the 



germ, 114 

 on correllated varia- 

 tion, 84 

 on direct action of ex- 

 ternal conditions,90 

 on evolution of eye, 

 282 



japanned peacock, 

 299 

 on latent transmission 

 of sexual characters, 

 105 

 on modification of 

 male butterflies, 196 

 on pangenesis, 48 

 on parallel or analo- 

 gous variation, 302 

 on reciprocal hybrids, 



129 

 on reversion, 10, 115, 



132 

 on reversion in horse, 



133 

 on selection, 12 

 on sexual characters 



of birds, 199 

 on sexual selection, 



169. 212 

 on transmission by 



each sex, 100 

 on transmission with- 

 out fusion, 131 



n 



n 



«( 



<< 



41 



