RELATIONSHIP. 
INDEX. 
ROBERTSON. 
459 
Relationship, terms of, ii. 360. 
Religion, deficiency of, among cer- 
tain races, i. 65 ; psychical elements 
of, i. 68. 
Remorse, i. 91 ; deficiency of, among 
savages, i. 164. 
Rengger, on the diseases of Cebus 
Azarse, i. 1 1 ; on maternal affection 
in a Cebus, i. 40 ; revenge taken by 
monkeys, i. 40 ; on the reasoning 
powers of American monkeys, i. 
47 ; on the use of stones by mon- 
keys for cracking hard nuts, i. 51; 
on the sounds uttered by Cebus 
Azarse, i. 54; on the signal-cries 
of monkeys, i. 57 ; on the diversity 
of the mental faculties of monkeys, 
i. 110; on the Payaguas Indians, i. 
117 ; on the inferiority of Eu- 
ropeans to savages in their senses, 
i. 118 ; on the polygamous habits 
of Mycetes ceiraya, i. 266 ; on the 
voice of the howling monkeys, ii. 
277 ; on the odour of Cervus cam - 
pestris , ii. 279 ; on the beards of 
Mycetes caraya and Pitheda Sabi- 
nas, ii. 283 ; on the colours of Falls 
rnitis , ii. 287 ; on the colours of 
Cervus paludosus , ii. 290 ; on sexual 
differences of colour in Mycetes , ii. 
291 ; on the colour of the infant 
Guaranys, ii. 318 ; on the early 
maturity of the female of Cebus 
azarse, ii. 318; on the beards of 
the Guaranys, ii. 322 , 323 ; on the 
emotional notes employed by mon- 
keys, ii. 336 ; on American polyga- 
mous monkeys, ii. 362. 
Representative species, of birds, ii. 
190, 191. 
Reproduction, unity of phenomena 
of, throughout the mammalia, i. 
13; period of, in birds, ii. 214. 
Reproductive system, rudimentary 
structures in the, i. 30 ; accessory 
parts of, i. 207. 
Reptiles, ii. 28. 
Reptiles and birds, alliance of, i. 213. 
Resemblances, small, between man 
and the apes, i. 191. 
Retrievers, exercise of reasoning 
faculties by, i. 48. 
Revenge, manifested by animals, i. 
40. 
Reversion, i. 122 ; perhaps the cause 
of some bad dispositions, i. 173. 
Bhagium, difference of colour in the 
sexes of a species of, i. 367. 
Rhamphastos carinatus , ii. 227. 
Rhinoceros, nakedness of, i. 148; 
horns of, ii. 247 ; horns of, used de- 
fensively, ii. 263 ; attacking white 
or grey horses, ii. 295. 
Bhynchsea, sexes and young of, ii. 
202 . 
Bhynchsea australis, ii. 203. 
Bhynchsea bengalensis, ii. 203. 
Bhynchsea capensis, ii. 202. 
Rhythm, perception of, by animals, 
ii. 333. 
Richard, M., on rudimentary mus- 
cles in man, i. 19, 
Richardson, Sir J., on the pairing of 
Tetrao umbeilus, ii. 49 ; on Tetrao 
urophasianus , ii. 58 ; on the drum- 
ming of grouse, ii. 63; on the 
dances of Tetrao phasianellus , ii. 
69; on assemblages of grouse, ii. 
101 ; on the battles of male deer, 
ii. 240 ; on the reindeer, fi. 244 ; 
on the horns of the musk-ox, ii. 
247 ; on antlers of the reindeer 
with numerous points, ii. 252 ; on 
the moose, ii. 259. 
Richardson, on the Scotch deer- 
hound, ii. 261. 
Richter, Jean Paul, on imagination, 
i. 45. 
Riedel, on profligate female pigeons, 
ii. 119. 
Ring-ouzel, colours and nidification 
of the, ii. 170. 
Rip a, Father, on the difficulty of 
distinguishing the races of the 
Chinese, i. 215. 
Rivalry, in singing, between male 
birds, ii. 53. 
River-hog, African, tusks and knobs 
of the, ii. 266. 
RrvERS, analogy of, to islands, i. 
204. 
Roach, brightness of male during 
breeding-season, ii. 13. 
Robbery, of strangers, considered 
honourable, i. 94. 
Robertson, Mr., remarks on the 
development of the horns in the 
roebuck and red-deer, i. 288. 
