224 



INDEX. 



Chamisso, 38. 



Cherubini, 47. 



Cimarosa, 45. 



Clementi, 52. 



Coeconeis, fusion of, 195. 



CocMea, number of cells in human, 



57- 

 Colpidium, reproduction in, 179. 



Combination nucleus, 179. 



Conjugation, significance of, 189. 



Cook, Captain, 38. 



Corti, organ of, 56. 



Cramer, 47. 



Crustacea, blind, 7 ; parasitic, 10. 



Cyclopidae, fertilization in, 174. 



Cynipidae, parthenogenesis in, 

 167, 219. 



Cypris, variation in, 161, 167; or- 

 ganic reproduction, 198, 211, 

 218. 



Cyprois, reproduction of, 218. 



Czerny, 47. 



Daphnids, polar bodies in, iii, 

 152 ; parthenogenesis of, 167, 

 216. 



Darwin, on natural selection, 15. 

 33 ; on sexual selection, 34 ; on 

 pangenesis, 79, 81. 



Death, of the Protozoa, 201, 203, 

 207. 



De Bary, on parthenogenesis, 108. 



Degeneration, general, 6, 18, 20, 

 22, 27 ; of sense of smell, 9; of 

 ear, 9; of parasites, 10, 12; of 

 parts of flower, 18; of instinct 

 to flee, 24. 



Development, retrogressive, i, 3, 



17- 

 De Vries, on pangenesis, 81, 96, 



128. 

 Disuse, 6, 7, 12, 15, 26. 

 Dog, influenced by music, 55. 

 Dolphin, degeneration of sense of 



smell, 9 ; naked skin, 19. 

 Domestic animals, loss of original 



colour of, 19 ; instinct to escape, 



23- 



Echinus, fertilization in, 92, 146, 

 Ectocarpus, parthenogenesis in, 



91. 

 Engelmann, 177, 196. 



Entoniscidae, ir, 12, 23. 

 Ephemeridae, 27, 28. 

 Epierium, auditory organ of, 9. 

 Eternity, 74, 78. 

 Euglypha, division of, 184. 



Farlow, on parthenogenesis, 108. 

 Plemming, on nuclear division, 



112, 139, 173. 

 Fol, on penetration of light in 



water, 8 ; on fertilization, 105, 



173, 176. 

 Porel, on penetration of light in 



water, 8 ; on ants, 26. 

 Formica fusca, 26. 

 Fux, Joseph, 45. 



Geddes, on nature of nucleus, 



85. 

 Germ cells, 77, 81. 



Germ nucleus, 159. 



Germ plasm, continuity of, 82, 83, 



95- 

 Giard, on polar bodies, 114. 



Gonoplastid theory, 170. 



Greeks, music of, 39. 



Gruber, on fission in Infusoria, 



86, 177, 181, 191. 

 Guinea-pig, 24. 

 Gurney, on 'The Power of Sound,' 



66. 



Hanslick, on ' The Beautiful in 



Music,' 66. 

 Harvey, on conception, 106. 

 Hasse, 47, 56. 

 Hawaians, music of, 38. 

 Haydn, 45, 52. 

 Helmholtz, on the auditory organ, 



Henking, on formation of germ- 

 cells, 139, 141. 



Hensen, on fertihzation, 106, 108, 

 196. 



Herbart, 80. 



Heredity, 81. 



Hermit crab, 19. 



Hertwig, O., 83, 92, 105, iii, 112, 

 114, 119, 126, 132, 147, 176, 189. 



Hertwig, R., 92, 105, 176, 181, 

 184, 196, 207. 



Huber, on ants, 26. 



Hummel, 47, 52. 



