GOUREAU. 
INDEX. 
GUARANYS. 
433 
adorned male birds, ii. 97 ; on the 
decoration of* the bowers of Bower- I 
birds, ii. 112; on the decoration of I 
their nests by Humming-birds, ii, 1 
112; on variation in the genus I 
Cynanthus , ii. 125 ; ou the colour 
of the thighs in a male parakeet, 
ii. 126; on fjrosticte Betijtmini, ii. 
151, 152; on the unification of 
the Orioles, ii. 168; on obscurely- ; 
coloured birds building concealed 1 
nests, ii. 169 ; on Trogons and I 
Kingfishers, ii. 173 ; on Australian 
parrots, ii. 174; on Australian 
pigeons, ii. 175; on the moulting 
of the ptarmigan, ii. 181 ; on the 
immature plumage of birds, ii. 186 
et seq. ; on the Australian species of 
lurnix , ii. 201 ; on the young of 
A>t hums jjolytnms , ii. 220 ; on the 
colours of the bills of Toucans, ii. 
227 ; on the relative size of the 
sexes in the Marsupials of Australia, 
ii. 260 ; on the colours of the Mar- j 
supials, ii. 286. 
Goureau, on the stridulation of Mu- 
tilla europxa , i. 366. 
Gout, sexually transmitted, i. 292. 
Graba, on the Pied Ravens of the 
Feroe Islands, ii. 126 ; on theBridled 
Guillemot., ii. 127. 
Gradation of secondary sexual cha- I 
racters in birds, ii. 135. 
Grallatores, absence of secondary 
sexual characters in, i. 270 ; double 
moult in some, ii. 81. 
Grallina , nidifi cation of, ii. 169. 
Grasshoppers, stridulation of the, i. i 
356. 
Gratiolet, Prof., on the authropo- ; 
morphous apes, i. 196 ; on the evo- | 
lution of the anthropomorphous ! 
apes, i. 230. 
Gray, Asa, on the gradation of species : 
among the Composite, i. 227. 
Gray, j. E., on the caudal vertebra ' 
of monkeys, i. 150 ; on the presence 1 
of rudiments of horns in the female 
of Cenulus moschatus , ii. 245 ; ou 
the horns of goats and sheep, ii. j 
246 ; on the beard of the Ibex, ii. i 
283 ; on the Berbura goat, ii. 285 ; 
on sexual differences in the colora- 
tion of Piodents, ii. 286 ; on the co- j 
VOL. II. 
lours of the Elands, ii. 288 ; on the 
Sing-sing antelope, ii. 289 ; on the 
colours of goats, ii. 290; on the 
Hog-deer, ii. 303. 
“ Greatest happiness principle,” i 
97, 98. 
Greeks, ancient, i. 177. 
Green, A. H., on heavers fighting, 
ii. 239 ; on the voice of the beaver 
ii. 277. 
Greenfinch, selected by a female 
canary, ii. 115. 
Greg, W. Ii., on the early marriages 
of the poor, i. 173 ; on the Ancient 
Greeks, i. 178; on the effects of 
natural selection on civilised nations, 
i. 167. 
Grenadiers, Prussian, i. 112. 
Grey, Sir G., on female infanticide 
in Australia, ii. 364. 
Greyhounds, numerical proportion 
of the sexes in, i. 263, 265 ; nume- 
rical proportion of male and female 
births in, i. 304. 
Grouse, red, monogamous, i. 269 ; 
pugnacity of young male, ii. 48 • 
producing a sound by scraping their 
wings upon the ground, ii. 61; 
duration of courtship of. ii. 100 • 
colours and nidification ot; ii. 170. ’ 
Gritre, Dr., on the occurrence of the 
supra-condyloid foramen in the 
humerus of man, i. 28. 
Grus amerionnus, age of mature plu- 
mage in, ii. 213 ; breeding in im- 
mature plumage, ii. 214. 
Grus virgo, trachea of, ii. 60. 
Gryllns campeslris, i. 353 ; pugnacity 
of male, i. 330 . 
On/llus domestkns, i. 354. 
Orypvs, sexual differences in the beak 
in, ii. 39. 
Guaxacoi;s, battles of, ii, 239 ; canine 
^ teeth of, ii. 257. 
Gijan-as, strife for women among the, 
ii. 324; polyandry among the, ii. 
366. 
Guanche skeletons, occurrence of 
the supra-condyloid foramen in the 
humerus of, i. 29. 
Guaranys, proportion of men and 
women among, i. 302 ; colour of 
newborn children of the, ii. 318 ; 
beards of the, ii. 322. 
2 F 
