6/2 



RAZOR-BILL. 



INDEX. 



RICHARDSON. 



Razor-bill, young of the, 486. 



Reade, Winwood, suicide among 

 savages in Africa, 117 ; mulattoes 

 not prolific, 171; effect of castra- 

 tion of horned sheep, 506 ; on the 

 Guinea sheep, 235 ; on the occur- 

 rence of a mane in an African 

 ram, 533 ; on the negroes' appre- 

 ciation of the beauty of their 

 women, 577 ; on the admiration of 

 negroes for a black skin, 579; on 

 the idea of beauty among negroes, 

 582 ; on the Jollofs, 587 ; on the 

 marriage-customs of the negroes, 

 599. 



Reason, in animals, 75. 



Redstart, American, breeding in im- 

 mature plumage, 484. 



Redstarts, new mates found by, 408. 



Reduvidae, stridulation of, 281. 



Reed-bunting, head-feathers of the 

 male, 402 ; attacked by a bull-finch, 

 412. 



Reefs, fishes frequenting, 343. 



Seeks, H., retention of horns by 

 breeding deer, 503 ; cow rejected 

 by a bull, 525 ; destruction of pie- 

 bald rabbits by cats, 542. 



Regeneration, partial, of lost parts in 

 man, 8. 



Regent-bird, 413. 



Reindeer, horns of the, 233 ; battles 

 of, 501 ; horns of the female, 503; 

 antlers of, with numerous points, 

 510; winter change of the, 542; 

 sexual preferences shewn by, 552. 



Relationship, terms of, 590. 



Religion, deficiency of, among cer- 

 tain races, 93 ; psychical elements 

 of, 95. 



Remorse, 114; deficiency of, among 

 savages, 131. 



Rengger, on the diseases of Ccbus 

 Azaroz, 7 ; on the diversity of the 

 mental faculties of monkeys, 27 ; 

 on the Payaguas Indians, 32 ; on 

 the inferiority of Europeans to 

 savages in their senses, 33 ; re- 

 venge taken by monkeys, 69 ; on 

 maternal affection in a Cebus, 70 ; 

 on the reasoning powers of Ameri- 

 can monkeys, 77 ; on the use of 

 stones by monkeys for cracking 

 hard nuts, 81 ; on the sounds ut- 

 tered by Cebus Azarce, 84 ; on the 



signal-cries of monkeys, 87 ; on the 

 polygamous habits of Mycetes ca- 

 raya, 217 ; on the voice of the how- 

 ling monkeys, 527 ; on the odour 

 of Cervus campestris, 529 ; on the 

 beards of Mycetes caraya and 

 PithecicL Satanas, 531 ; on the 

 colours of Felis mitis, 534 ; on the 

 colours of Cervus paludosus, 536 ; 

 on sexual differences of colour in 

 Mycetes, 537 ; on the colour of the 

 infant Guaranys, 558 ; on the early 

 maturity of the female of Cebus 

 azarce, 558 ; on the beards of tne 

 Guaranys, 561 ; on the emotional 

 notes employed by monkeys, 572 ; 

 on American polygamous monkeys, 

 590. 



Representative species, of birds, 468. 



Reproduction, unity of phenomena 

 of, throughout the mammalia, 8 ; 

 period of, in birds, 484. 



Reproductive system, rudimentary 

 structures in the, 23 ; accessory 

 parts of, 161. 



Reptiles, 350. 



and birds, alliance of, 165. 



Resemblances, small, between man 

 and the apes, 150. 



Retrievers, exercise of reasoning 

 faculties by, 78. 



Revenge, manifested by animals, 69. 



Reversion, 36 ; perhaps the cause o' 

 some bad dispositions, 137. 



Rhagium, difference of colour in the 

 sexes of a species of, 294. 



Rhamphastos carinatus, 492. 



Rhea darwinii, 479. 



Rhinoceros, nakedness of, 57 ; horns 

 of, 505 ; horns of, used defensively, 

 518 ; attacking white or grey 

 horses, 540. 



Rhynchoca, sexes and young of, 476. 



australis, 476. 



bengalensls, 476. 



capensis, 477. 



Rhvthm, perception of, by animals, 

 569. 



Richard, M., on rudimentary muscles 

 in man, 12. 



Richardson, Sir J., on the pairing of 

 Tetrao umbellus, 366 ; on Tetrao 

 uropliasianus, 372 ; on the drum- 

 ming of grouse, 376 ; on the dances 

 of Tetrao phasianellus, 381 ; on 



