BATRACHIA. 



INDEX. 



BENNETT. 



433 



captivity, li. 136 ; sterility of tamed 

 guans, ii. 139. 



Batrachia, regeneration of lost parts 

 in, ii. 358. 



Beach, raised, in Peru, containing heads 

 of maize, i. 338. 



Beak, variability of, in fowls, i. 271 ; 

 individual differences of, in pigeons, 

 i. 168 ; correlation ^of, with the feet 

 in pigeons, i. 180-184. 



Be ale, Lionel, on the contents of cells, 

 ii. 372 ; on the multiplication of in- 

 fectious atoms, ii. 372. 



Beans, i. 349 ; of Swiss lake-dwellings, 

 i. 337; varieties of, produced by 

 selection, ii. 203 ; French and scarlet, 

 variable resistance of, to frost, ii. 

 299, 3C5 ; superiority of native seed 

 of, ii. 305 ; a symmetrical variation 

 of scarlet, ii. 349 ; experiments on 

 kidney, i. 314 ; with monstrous 

 stipules and abortive leaflets, ii. 

 335. 



Beard pigeon, i. 158. 



Bears, breeding in captivity, ii. 134. 



Beaslev, J., reversion in crossed cattle, 

 ii. 15. 



Beaton, D., effect of soil upon straw- 

 berries, i. 376 ; on varieties of pelar- 

 gonium, i. 388, ii. 263, 301 ; bud- 

 variation in Gladiolus colvillii, i. 407 ; 

 cross between Scotch kail and cab- 

 bage, ii. 76 ; hybrid gladiolus, ii. 121 ; 

 constant occurrence of new forms 

 among seedlings, ii. 221 ; on the 

 doubling of the Compositse, ii. 307. 



Bechuana cattle, i. 91. 



Bechstein, on the burrowing of wolves, 

 i. 28 ; Spitz Dog, i. 32 ; origin of 

 the Newfoundland dog, i. 44 ; crossing 

 of domestic and wild swine, i. 69 ; on 

 the Jacobin pigeon, i. 162, 219 ; 

 notice of swallow-pigeons, i. 164 ; on 

 a fork-tailed pigeon, i. 164 ; varia- 

 tions in the colour of the croup in 

 pigeons, i. 193; on the German dove- 

 cot pigeon, i. 195 ; fertility of mon- 



' grel-pigeons, L 202 ; on hybrid 

 turtle-doves, i. 203 ; on crossing the 

 pigeon with Columba cenas, C. palum- 

 bus, Turtur risoria, and T. vulgaris, i. 

 202 ; development of spurs in the 

 silk-hen. i. 269 ; on Polish fowls, i. 

 269, 276 ; on crested birds, i. 269 ; 



on the canary-bird, i. 311, 465, ii. 

 145 ; German superstition about the 

 turkey, i. 309 ; occurrence of horns 

 in hornless breeds of sheep, ii. 3 ; 

 hybrids of the horse and ass, ii. 43 ; 

 crosses of tailless fowls, ii. 70 ; diffi- 

 culty of pairing dove-cot and fancy 

 pigeons, ii. 82 ; fertility of tame 

 ferrets and rabbits, ii. 90; fertility 

 of wild sow, ibid. ; difficulty of breed- 

 ing caged birds, ii. 137 ; comparative 

 fertility of Psittacus erithacusm cap- 

 tivity, ii. 138 ; on changes of plumage 

 in captivity, ii. 141 ; liability of 

 light-coloured cattle to the attacks 

 of flies, ii. 214 ; want of exercise a 

 cause of variability, ii. 244 ; effect of 

 privation of light upon the plumage 

 of birds, ii. 270 ; on a sub-variety of 

 the monk-pigeon, ii. 343. 



Beck, Mr., constitutional differences in 

 pelargoniums, i. 388. 



Beckmann, on changes in the odours 

 of plants, ii. 264. 



Beddoe, Dr., correlation of complexion 

 with consumption, ii. 329. 



Bee, persistency of character of, ii. 

 222, 241 ; intercrossing, ii. 107 ; 

 conveyance of pollen of peas by, i. 

 348. 



Bee Ophrvs, self-fertilisation of, ii. 

 69. 



Beech, dark -leaved, i. 385, 462 ; fern- 

 leaved, reversion of, i. 408 ; weeping, 

 non-production of, by seed, i. 462. 



Beechey, horses of Loochoo Islands, i. 

 56. 



Beet, i. 344 ; increase of sugar in, by 

 selection, ii. 185. 



Begonia frigida, singular variety of, i. 

 389 ; sterility of, ii. 150. 



Belgian rabbit, i. 110. 



Bell, T., statement that white cattle 

 have coloured ears, i. 89. 



Bell, W., bud-variation in Paritium 

 tricuspis, i. 402. 



Bellingeri, observations on gestation 

 in the dog, i. 31 ; on the fertility of 

 dogs and cats, ii. 90. 



Belon, on high-flying pigeons in Pa- 

 phlagonia, i. 219; varieties of the 

 goose, i. 305. 



Benguela, cattle of, i. 92. 



Bennett, Dr. G., pigs of the Pacific 



