634 



INDEX. 



Fashions, long prevalence of, 

 among savages, 571, 578. 



Faye, Prof., on the numerical 

 proportion of male and female 

 births in Norway and Russia, 

 238; on the greater mortality of 

 male children at and before 

 birth, 238. 



Feathers, modiiled, producing 

 sounds, 372 et seq., 444; elon- 

 gated, in male birds, 379, 397; 

 racket-shaped, 380; barbless and 

 with filamentous barbs in cer- 

 tain birds, 380; shedding of mar- 

 gins of, 388. 



Feeding, high, probable influence 

 of, in the pairing of birds of 

 different species, 410, 



Feet, thickening of the skin on 

 the soles of the, 32; modification 

 of, in man, 50. 



Felis canadensis, throat-ruff of, 

 516. 



pardalis and F. mitis, sex- 

 ual differences in the coloring 

 of, 529. 



Female, behavior of the, during 

 courtship, 217. 



birds, differences of, 464. 



Females, presence of rudimentary 

 male organs in, 159; preference 

 of, for certain males, 210; pur- 

 suit of, by males, 216; occur- 

 rence of secondary sexual char- 

 acters in, 220; development of 

 male characters by, 222. 



and males, comparative 



numbers of, 209, 210; comparative 

 mortality of, while young, 211. 



Femur and tibia, proportions of, 

 in the Aymara Indians, 33. 



Fenton, Mr., decrease of Maories, 

 180; infanticide amongst the 

 Maories, 253. 



Ferguson, Mr., on the courtship 

 of fowls, 412. 



Fertility lessened under changed 

 conditions, 183. 



Fertilization, phenomena of, in 

 plants, 217; in the lower animals, 

 218. 



Fevers, immunity of Negroes and 

 Mulaltoes from, 188. 



Fiber zlbethious, protective color- 

 ing of it, 537. 



Fick, H., effect of conscription for 

 military service, 131. 



Fidelity of savages to one an- 

 other, 114; importance of, 120. 



Field-slaves, difference of, from 

 house-slaves, 191. 



Fijians, burying their old and 

 sick parents alive, 99; estimation 

 of the beard among the, 575; ad- 

 miration of, for a broad occi- 

 put, 577. 



Fi.ii Archipelago, population of 

 the, 169. 



Islands, beards of the na- 

 tives, 555, 575; marriage-customs 

 of the, 592. 



Filial affection, partly the result 

 of natural selection, 102. 



Pilum terminale, 22. 



Finch, racket-shaped feathers In 

 the tail of a, 380. 



Finches, spring change of color 

 in, 388; British, females of the. 

 453. 



Fingers, partially coherent, in 

 species of Hylobates, 49. 



Finlayson, on the Cochin Chinese, 

 573. 



Fire', use of, 47, 141, 175. 



Fischer, on the pugnacity of the 

 male of Lethrus cephalotes, 

 297. 



Pish, eagerness of male, 216; pro- 

 portion of the sexes in, 244; 

 sounds produced by, 343. 



Fishes, kidneys of, represented by 

 Corpora WolfBana in the human 

 embryo, 11; male, hatching ova 

 in their mouths, 158; receptacles 

 for ova possessed by, 204; rela- 

 tive size of the sexes in, 331; 

 fresh-water, of the tropics, 339; 

 protective resemblances in, 340; 

 change of color in, 340; nest- 

 building, 341; spawning of, 341; 

 sounds produced by, 343, 561; 

 continued growth of, 480. 



Flamingo, age of mature plu- 

 mage, 478. 



Flexor poUicis longus, similar va- 

 riation of, in man, 41. 



Flint tools, 141. 



Flints, difficulty of chipping into 

 form, 48. 



Floresuga mellivora, 437. 



Florida, Quiscalus major in, 224. 



Flounder, coloration of the, 340. 



Flower, W. H., on the abductor 

 of the fifth metatarsal in apes, 

 40; on the position of the Seals, 

 146; on the Pithecia monachus, 

 197; on the throat-pouch of the 

 male bustard, 368. 



Fly-catchers, colors and nidifica- 

 tion of, 449. 



Foetus, human, woolly covering 

 of the, 19; arrangement of the 

 hair on, 148. 



Food, infiuence of, upon stature, 

 30. 



Foot, prehensile power of the, re- 

 tained in some savages, 50; pre- 

 hensile, in the early progenitors 

 of man, 156. 



Foramen, supra-condyloid, excep- 

 tional occurrence of in the hum- 

 erus of man, 21, 42; in the early 

 progenitors of man, 156. 



Forbes, D., on the Aymara In- 

 dians, 33; on local variation of 

 color in the Quichuas, 191; on 

 the hairlessness of the Aymaras 

 and Quichuas, 556; on the long 

 hair of the Aymaras and Qui- 

 chuas, 554, 574. 



Forel, F., on white young swans, 

 477. 



