472 



ORGANS. 



INDEX. 



PAMPAS. 



Organs, rudimentary and aborted, ii. 

 306-309; multiplication of abnormal, 

 ii. 385. 



Oriole, assumptions of hen-plumage 

 by a male in confinement, ii. 141. 



Orkney Islands, pigs of, i. 74- ; pigeons 

 of, i. 193. 



Orthoptera, regeneration of hind legs 

 in the, ii. 284. 



"rthosia munda, ii. 141. 



Orton, R., on the effects of cross- 

 breeding on the female, i. 436 ; on 

 the Manx cat, ii. 41 ; on mongrels 

 from the silk-fowl, ii. 42 ; infertility 

 of geese in Quito, ii. 145. 



Osborne, Dr., inherited mottling of 

 the iris, i. 454. 



Osprey, preying on black fowls, ii. 

 215. 



Osten-Sacken, Baron, on American 

 oak-galls, ii. 272. 



Osteological characters of pigs, i. 69, 

 70, 74, 77 ; of rabbits, i. 120-134; of 

 pigeons, i. 171-177 ; of ducks, i. 296- 

 298. 



Ostrich, diminished ferti'ity of the, in 

 captivity, ii. 140. 



Ostyaks, selection of dogs by the, ii. 

 191. 



Otter, ii. 134. 



" Otter " sheep of Massachusetts, i. 

 104. 



Oude, feral humped cattle in, i. 83. 



Ouistiti, breed in Europe, ii. 135. 



Ovary, variation of, in Cucurbita mos- 

 chata, i. 382 ; development of, inde- 

 pendently of pollen, i. 433. 



Ovis montana, i. 103. 



Ovules and buds, identity of nature of, 

 ii. 353. 



Owen, Capt., on stiff-haired cats at 

 Mombas, i. 48. 



Owen, Prof. R.,paloeontological evidence 

 as to the origin of dogs, i. 15; on 

 the skull of the " Niata" cattle, i. 

 93 ; on fossil remains of rabbits, i. 

 108; on the significance of the brain, 

 i. 130 ; on metagenesis, ii. 362 ; 

 theory of reproduction and partheno- 

 genesis, ii. 370. 



Owl, eagle, breeding in captivity, ii. 

 137. 



Owl pigeon, i. 156; African, figured i. 

 157; known in 1735, i. 218. 



Oxalis, trimorphic species of, ii. o»4. 



Oxalis rosea, ii. 113. 



Oxley, Mr., on the nutmeg-tree, ii. 



223. 

 Oysters, differences in the shells of, ii. 



270. 



Paca, sterility of the, in confinement, 

 ii. 135. 



Pacific Islands, pigs of the. i. 73. 



Padua, earliest known flower-garden 

 at, ii. 202. 



Paduan fowl of Aldrovandi, i. 259. 



Pcconia moufrm, ii. 189. 



Pjeony-tree, ancient cultivation of, in 

 China, ii. 189. 



Paget, on the Hungarian sheep-dog, i. 

 24. 



Paget, Sir J., inheritance of cancer, i. 

 451 ; hereditary elongation of hairs 

 in the eyebrow, i. 452 ; re-growth of 

 extra digits, i. 459 ; circumcision, i. 

 467 ; period of inheritance of cancer, 

 ii. 56 ; on Hydra, ii. 283 ; on the 

 healing of wounds, ii. 284 ; on the re- 

 paration of bones, ibid. ; growth of hair 

 near inflamed surfaces or fractures, 

 ii. 285; on false membranes, ibid.; 

 compensatory development of the 

 kidney, ii. 290 ; bronzed skin in disease 

 of supra-renal capsules, ii. 325 ; unity 

 of growth and gemmation, ii. 352 ; 

 independence of the elements of the 

 body, ii. 365; affinity of the tissues 

 for special organic substances, ii. 374. 



Pallas, on the influence of domestica- 

 tion upon the sterility of intercrossed 

 species, i. 32, 86, 202, ii. 88 ; hype 

 thesis that variability is whollv due 

 to crossing, i. 197, 398, ii. 237, "252 ; 

 on the origin of the dog, i. 16; varia- 

 tion in dogs, i. 34 ; crossing of dog 

 and jackal, i. 25 ; origin of domestic 

 cats, i. 46 ; origin of Angora cat, i. 

 47 ; on wild horses, i. 55, 63 ; on 

 Persian sheep, i. 98 ; on Siberian fat- 

 tailed sheep, ii. 269 ; on Chinese 

 sheep, ii. 306 ; on Crimean varieties 

 of the vine, i. 353 ; on a grape with 

 rudimentary seeds, ii. 306 ; on feral 

 musk-ducks, ii. 20 ; sterility of Al- 

 pine plants in gardens, ii. 147 ; selec- 

 tion of white-tailod yaks, ii. 190. 



Pampas, feral cattle on the, i. 89. 



