766 INDEX. 



Rristalis, 318; color and sexual selection with bees, 331; J., on the 

 nictitating membrane and semilunar fold, 19; Max, on tlie origin of 

 language, 98; language imjilies power of general conception, 100; 

 struggle for life among the words, etc., of languages, 102; S., on the 

 banteng, 613; on the colors of Semnopithecus chrysomelas, 613. 



Muntjac-deer, weapons of the, 586. 



Murie, J., on the reduction of organs, 13; on the ears of the Lemu- 

 roidea, 17; on variability of the muscles in the Lemuroidea, 46, 54; 

 basal caudal vertebrae of Mncaeus hrunueus imbedded in the body, 

 67; on the manner of sitting in short-tailed apes, 67; on differences 

 in the Lemuroidea, 176 ; on the throat-pouch of the male bustard, 

 423; on the mane of Otaria jvhata, 594; on the sub-orbital pits of 

 Ruminants, 605; on the colors of the sexes in Otaria nigrescens, 610. 



Murray, A., on the Pediculi of different races of men, 193; T. A., 

 on the fertility of Australian women with white men, 194. 



Mus coninga, 91; mi?iutu8, sexual difference in the color of, 610. 



Miisca vomitoria, 61. 



Muscicapa grisola, 518; Itictuosa^ 518; ruticilla, breeding in imma- 

 ture plumage, 551. 



Muscle, isciiio-pubic, 46. 



Muscles, rudimentary, occurrence of, in man, 13 ; variability of 

 the 30; effects of use and disuse upon, 36; animal-like abnormalities 

 of, in man, 46; correlated variation of,in the arm and leg, 49; variability 

 of, in the hands and feet, 54; of the jaws, influence of, on the phy- 

 siognomy of the apes, 50; habitual spasms of, causing modifications of 

 the facial bones, 62; of the early progenitors of man, 182; greater 

 variability of the, in men than in women, 252. 



Muculus sternalis. Prof. Turner, on the, 14. 



Music, 203; of bird, 417, discordant, love of savages for, 431; 

 reason of power of perception of notes in animals, 648; power of dis- 

 tinguishing notes 649; its connection with primeval speech, 652; dif- 

 ferent appreciation of, by different peoples, 651; origin of, 650, 653; 

 effects of, 651 . 



Musical cadences, perception of, by animals, 649; powers of man, 

 645, et seq. 



Musk-deer, canine teeth of male, 572, 586 ; male, odoriferous 

 organs of the, 604; winter change of the, 619. 



Musk-duck, Australian, 407; large size of male, 411; of Guiana, 

 pugnacity of the male, 411. 



Musk-ox, horns of, 576. 



Musk-rat, protective resemblance of the, to a clod of earth, 619. 



Musoj)1inga>, colors and nidification of the, 518; both sexes of, 

 equally brilliant, 523, 



Mussels opened by monkeys, 56. 



Mustela, winter change of two species of, 619. 



Musters, Capt., on Rhea Darwinii, 545; marriages among Pata- 

 gonians, 683. 



Mutilations, healing of, 8; inheritance of, 67. 



MutUla europcea, stridulation of, 332. 



Mutillidae, absence of ocelli in female, 311. 



Mycetes caraya, polygamous, 245; vocal organs of, 602; beard of, 

 607; sexual differences of color in, 613; voice of, 647; mycetes seni- 

 culus, sexual differences of color in, 613, 



