742 INDEX. 



Falkland Islands, horses of, 206. 



Fallow deer, different colored herds of, 617. 



Famines, frequency of, among savages, 51. 



Farr, Dr., on the effects of profligacy, 155; on the influence of 

 marriage on mortality, 157, 158. 



Farrar, F. W., on the origin of language, 98; on the crossing or 

 bl en ling of languages, 102; on the absence of the idea of (jod in 

 certain races of men, 105; on early marriages of the poor, 156; on 

 the middle ages, 100. 



Farre, Dr., on the structure of the uterus, 43. 



Fashions, long prevalence of, among savages, 658, 666. 



Faye, Prof., on the numerical proportion of male and female births 

 in Norway and Russia. 275; on the greater mortality of male children 

 at and before birth, 275. 



Feathers, modified, producing sounds, 427 ct &q., 512; elongated, 

 in male birds, 435, 457; racket- shaped, 436: barbless and with fila- 

 mentous barbs in certain birds, 437; shedding of margins of, 446. 



Feeding, high, probable influence of, in the pairing of birds of 

 different species, 472. 



Feet, thickening of the skin on the soles of the, 37; modification 

 of, in man, 58. 



ydis cattadenfds, throat-ruff of, 594; fclis pardalis and F. mitis, 

 sexual difference in the coloring of, 010. 



Female, behavior of the, during courtship, 178; birds, differences 

 of, 536. 



Females, presence of rudimentary male organs in. 184; preference 

 of, for certain males, 242; pursuit of, by males, 250; occurrence of 

 secondary sexual characters in, 255; development of male character 

 by, 257. ' 



Females and males, comparative numbers of, 241, 244; compar- 

 ative mortality of, while young, 244. 



Femur and tibia, proportions of, in the Aymara Indians, 39. 



Fenton, Mr., decrease of Maories, 210 ; infanticide among the 

 Maories, 289. 



Ferguson, Mr., on the courtship of fowls, 474. 



Fertilization, phenomena of, in plants, 251; in the lower animals, 

 251. 



Fertility lessened under changed conditions, 214. 



Fevers, immunity of negroes and mulattoes from, 220. 



Fiber zibetMcits, protective coloring of it, 619. 



Fick, H., effect of conscription for military service, 152. 



Fidelity, in the elephant, 117; of savages to one another, 133; 

 importance of, 141. 



Field slaves, difference of, from house slaves, 224. 



Fiji Archipelago, population of the, 198; Fiji Islands, beards of 

 the natives, 639, 603; marriage customs of the, 683. 



Fijians, burying their old and sick parents alive, 116; estimation 

 of the beard among the, 663; admiration of, for a broad occiput, 665. 



Filial affection, partly the result of natural selection, 119. 



Filum terminale, 25. 



Finch, racket-shaped feathers m the tail of a, 436. 



Finches, spring change of color in, 447; British, females of the, 536 



Fingers, partially coherent, in species cf Ilylolatea, 57. 



