310 



INDEX. 



EAR, 8T. 



Ear, formation of, 63. 



Early specialization, 125. 



Echinodermata, 56. 



Echinoidea, 56. 



Echinops, 162. 



Echinorhinus, 186. 



Echinus, 55. 



Economy, Fuegian political, 206. 



Eczema, 197. 



Edentata, 188. 



Egyptian monuments, 152. 



Elasmobranchs, 155. 



Elbow and knee affections, 193. 



Empedocles, 306. 



Eocene ungulata, 125. 



Eolis, 184. 



Equus, 161. 



Ericulus, 162. 



Ethics, 202. 



Eudes Deslongchamps, 112. 



Eurypterida, 153, 185. 



Eutropius, 162. 



Everett, Eev. R., 112. 



Evolution requires geometrical increase of 



time, 153. 

 Eye, 89. 



Eye, formation of, 64. 

 Eyeoftrilobites, 149. 



F. 



FABRE, M., 59. 



Feather-legged breeds, 196. 



Feejeeans, 214. 



Fertilization of orchids, 68. 



" Fiat justitia, ruat coelum," 209. 



Fibres of Corti, 66,296. 



Final misery, 208. 



Finger of Potto, 119. 



Fish, flying, 77. 



Fishes, fresh-water, 159. 



Fishes, thoracic and jugular, 51, 155. 



Fixity of position of limbs, 51. 



Flat-fishes, 49, 180. 



Flexibility of bodily organization, 



of, 133. 



Flexibility of mind, 284. 

 Flies, horned, 107. 

 Flight of spiders, 78. 

 Flounder, 50. 



Flower, Prof., 178, 248, 300. 

 Fly, orchid, 68. 

 Flying-dragon, 7T, 172. 

 Flying-fish, 77. 

 Foetal teeth of whales, 19. 

 Food, effects on pigs, 113. 

 Footsteps of Connecticut, 145. 

 Foraminifera, 200. 

 Formally moral acts, 210. 

 Formation of eye and ear, 64. 

 Forms, substantial, 200, 290. 

 Four-gilled Oephalopods, 89. 

 Fowls, white silk, 136. 



French theatrical audience, 213. 

 Fresh-water fishes, 159. 

 Frogs, Chilian and European, 163. 

 Fuego, Terra del, 206. 



GrALAGO, 172. 



Galaxias, 161. 

 Galeus vulgaris, 186. 

 Galton, Mr. F., Ill, 127, 244. 

 Gascoyen, Mr., 196. 

 Gavials, 55. 



Gegenbaur, Prof., 190, 193. 

 Gemmules, 223. 



Generative system, its sensitiveness, 250. 

 Genesis of morals, 216. 

 Geographical distribution, 158. 

 Geographical distribution explained by Nat- 

 ural Selection, 18. 



Geometrical increments of time, 153. 

 Geotria, 161. 

 Giraffe, neck of, 36. 

 Gizzard-like stomach, 96. 

 Glacial epoch, 164, 

 Glyptodon, 124. 

 Godron, Dr., 115. 

 Goose, its inflexibility, 133, 

 GOppert, Mr., 115. 

 Gould, Mr., 102. 



Grasshopper, Great Shielded, 103. 

 Gray, Dr. Asa, 270, 272, 277. 

 Great Ant-eater, 116. 

 Great Salamander, 186. 

 Great Shielded Grasshopper, 103. 

 Greyhounds in Mexico, 118. 

 Greyhounds, time for evolution of, 152. 

 Guinea-fowl, 134. 

 Guinea-pig, 140. 

 Gunther, Dr., 159, 160, 186. 



H. 



HAIRLESS DOGS, 188, 190. 



Hamilton, Sir William, 267. 



Harmony, musical, 66, 296. 



Heart in birds and reptiles, 172. 



Hegel, 232. 



Heliconidae, 41. 



Hell, 208. 



Heptanchus, 186. 



Herbert Spencer, Mr., 33, 40, 80, 86, 117, 



180, 182, 184, 186, 199, 203, 216, 217, 219, 



233, 243, 261, 262, 264, 267. 

 Hessian flies, 184. 

 Heterobranchus, 160. 

 Hewitt, Mr., 138, 195. 

 Hexanchus, 186. 

 Hipparion, 111, 148. 

 Homogeny, 172. 



Homology, bilateral or lateral, 170, 178. 

 Homology, meaning of term, 19, 170. 

 Homology, serial, 173. 

 Homology, vertical, 179. 

 Homoplasy, 173. 

 Honey-auckers, 104. 



