the Ostyaks, ii. 206.
_Erodium_, ii. 59.
_Erythrina Crista-galli_ and _E. herbacea_, hybrids of, ii. 265.
ESQUILANT, Mr., on the naked young of dun-coloured pigeons, i. 170.
ESQUIMAUX dogs, their resemblance to wolves, i. 21;
selection of, ii. 206.
EUDES-DESLONGCHAMPS, on appendages under the jaw of pigs, i. 75-76.
_Euonymus Japonicus_, i. 383.
EUROPEAN cultivated plants, still wild in Europe, i. 307.
EVANS, Mr., on the Lotan tumbler pigeon, i. 150.
EVELYN, pansies grown in his garden, i. 368.
EVEREST, R., on the Newfoundland dog in India, i. 36, ii. 305;
degeneration of setters in India, i. 38;
Indian wild boars, i. 66.
EWES, hornless, ii. 350.
EXTINCTION of domestic races, i. 221.
EYES, hereditary peculiarities of the, ii. 8-10;
loss of, causing microphthalmia in children, ii. 24;
modification of the structure of, by natural selection, ii. 222-223;
fusion of, ii. 341.
EYEBROWS, hereditary elongation of hairs in, ii. 8.
EYELIDS, inherited peculiarities of the, ii. 8.
EYTON, Mr., on gestation in the dog, i. 30;
variability in number of vertebrae in the pig, i. 74;
individual sterility, ii. 162.

_Faba vulgaris_, i. 330.
FABRE, observations on _Aegilops triticoides,_ i. 313.
_Fagus sylvatica_, ii. 19.
FAIRWEATHER, Mr., production of double flowers from old seed, ii. 167.
_Falco albidus_, resumption of young plumage by, in captivity, ii. 158.
_Falco ossifragus_, ii. 230.
_Falco subbuteo_, copulating in captivity, ii. 154.
_Falco tinnunculus_, breeding in captivity, ii. 154.
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FALCONER, Dr., sterility of English bulldogs in India, i, 38;
resemblance between _Sivatherium_ and Niata cattle, i. 89;
selection of the silkworm in India, i. 301;
fastigate apple-trees in Calcutta, i. 361;
reproduction of a supernumerary thumb after amputation, ii. 14;
fertility of the dhole in captivity, ii. 151;
fertility of English dogs in India, ii. 161;
sterility of the tiger in captivity, ii. 151;
turkeys at Delhi, ii. 161;
on Indian cultivated plants, ii. 165;
Thibet mastiff and goat, ii. 278.
FALCONS, sterility of, in captivity, ii. 153.
FALKLAND Islands, horses of the, i. 52-53, 61;
feral pigs of the, i. 77;
feral cattle of the, i. 82, 86;
feral rabbits of the, i. 112.
FALLOW deer, ii. 103, 120.
FANTAIL pigeons, i. 146-148, ii. 227;
figured, i. 147;
furcula of, figured,