818 



INDEX 



horns of, 650, 653; use of horn of, 

 659, 668; horns of a, in course of 

 modification, 660; size of the horns 

 of, 665; female pairing with one 

 male, while others are flghdng for 

 her, 673; male, attracted by the 

 voice of the female, 680 ; male, odor 

 emitted by, 684. 



Beer, Axis, sexual difference in the 

 color of the, 693. 



, fallow, different colored herds 



of, 698. 



, Mantehurian, 705. 



, Virginian, 705; color of the, not 



afEeeted by castration, 692; colors 

 of, 693. 



Deerhound, Scotch, greater size of the 

 male, 312, 667. 



Defensive organs of mammals, 668. 



De Geer, C. , on a female spider destroy- 

 ing a male, 360. 



Dekay, Dr., on the bladder-nose seal, 

 682. 



Delorenzi, G., division of malar bone, 

 61. 



Domerara, yellow fever in, 257. 



Dendrocygna, 600. 



Dendrophila frontalis, young of, 629. 



Denison, Sir W., manner of ridding 

 themselves of vermin among the 

 Australians, 84 ; extinction of Tas- 

 manians, 244. 



Denny, H. , on the lice of domestic ani- 

 mals, 227. 



Dermestes murinus, stridulation of the, 

 395. 



Descent traced through the mother 

 alone, 757. 



Deserts, protective coloring of animals 

 inhabiting, 632. 



Desmarest, on the absence of suborbital 

 pits in Antilope subgutturosa, 684; 

 on the whiskers of Macacus, 687 ; 

 on the color of the opossum, 689 ; on 

 the colors of the sexes of Mus minu- 

 tus, 690 ; on the coloring of the 

 ocelot, 690; on the colors of seals, 

 691 ; on Antilope caama, 692 ; on 

 the colors of goats, 693 ; on sexual 

 difference of color in Ateles margi- 

 natus, 694; on the mandrill, 695 ; on 

 Macacus cynomolgas, 718. 



!Desmoulins, on the number of species 

 of man, 233; on the musk-deer, 

 685. 



Desor, on the imitation of man by mon- 

 keys, 104. 



Despine, P., on criminals destitute of 

 conscience, 158. 



Development, embryonic, of man, 25- 

 28; correlated, 650. 



Devil, not believed in by the Fuegians, 

 132. 



Devil-crab, 366. 



Devonian, fossil insect from the, 378. 



Dewlaps, cattle and antelopes furnished 

 with, ,687. 



Diadema, sexual differences of coloring 

 in the species of, 403. 



Diamond-beetles, bright colors of, 385. 



Diastema, occurrence of, in man, 58. 



Diastylidse, proportion of the sexes in, 

 337. 



Dicrurus, racket-shaped feathers in, 

 497; nidification of, 584. 



macrocercus, change of plumage 



in, 594. 



Didelphis opossum, sexual difference 

 in the color of, 689. 



Differences, comparative, between dif- 

 ferent species of birds of the same 

 sex, 606. 



Digits, supernumerary, more frequent 

 in men than in women, 295; super- 

 numerary, inheritance of, 306; su- 

 pernumerary, early development of, 

 312. 



Dimorphism in females of water-beetles, 

 364; in Neurothemis and Agrion, 

 381-382. 



Diodorus, on the absence of beard in 

 the natives of Ceylon, 721. 



Dipelicus Cantori, sexual differences of, 

 388. 



Diplopoda, prehensile limbs of the 

 male, 361. 



Dipsas cynodon, sexual difference in 

 the color of, 457. 



Diptera, 369. 



Disease, generated by the contact of 

 distinct peoples, 243. 



Diseases common to man and the lower 

 animals, 23; difference of liability 

 to, in different races of men, 224; 

 new, effects of, upon savages, 243 ; 

 sexually limited, 312. 



Display, coloration of Lepidoptera for, 

 410; of plumage by male birds, 508, 

 519 



Distribution, wide, of man, 73; geo- 



