Waders, behaviour of, in confinement, ii.156.Wahlenberg, on the propagation of Alpine plants by buds, runners, bulbs, &c., ii.169."Wahlverwandtschaft" of Gärtner, ii.180.Wales, white cattle of, in the 10th century, i. 85.Walker, A., on intermarriage, i. 404;on the inheritance of polydactylism, ii.13.Walker, D., advantage of change of soil to wheat, ii.146.Wallace, A. R., on a striped Javanese horse, i. 59;on the conditions of life of feral animals, ii.32;artificial alteration of the plumage of birds, ii.280;on polymorphic butterflies, ii.399-400;on reversion, ii.415;on the limit of change, ii.417.Wallace, Dr., on the sterility of Sphingidæ hatched in autumn, ii.158.Wallachiansheep, sexual peculiarities in the horns of, i. 96.Wallflower, bud-variation in, i. 382.Wallich, Dr., onThuja pendulaorfiliformis, i. 362.Walnuts, i. 356-357;thin-shelled, attacked by tomtits, ii.231;grafting of, ii.259.Walsh, B. D., on galls, ii.282,283;his "Law of equable variability," ii.351-352.Walther, F. L., on the history of the dog, i. 16;on the intercrossing of the zebu and ordinary cattle, i. 83.Waring, Mr., on individual sterility, ii.162.Warthog, i. 76.Waterer, Mr., spontaneous production ofCytisus alpino-laburnum, i. 390.Watermelon, i. 357.Waterhouse, G. R., on the winter-colouring ofLepus variabilis, i. 111.Waterton, C., production of tailless foals, i. 53;on taming wild ducks, i. 278;on the wildness of half-bred wild ducks, ii.45;assumption of male characters by a hen, ii.51.Watson, H. C., on British wild fruit-trees, i. 312;on the non-variation of weeds, i. 317;origin of the plum, i. 345;variation inPyrus malus, i. 348;onViola amœnaandtricolor, i. 368;on reversion in Scotch kail, ii.32;fertility ofDraba sylvestriswhen cultivated, ii.163;on generally distributed British plants, ii.285.Wattles, rudimentary, in some fowls, ii.315.Watts, Miss, on Sultan fowls, i. 228.Webb, James, interbreeding of sheep, ii.120.Weber, effect of the shape of the mother's pelvis on her child's head, ii.344.Weeds, supposed necessity for their modification, coincidently with cultivated plants, i. 317.Weepingvarieties of trees, i. 361.Weepinghabit of trees, capricious inheritance of, ii.18-19.Weevil, injury done to stone-fruit by, in North America, ii.231.Welshcattle, descended fromBos longifrons, i. 81.WestIndies, feral pigs of, i. 77;effect of climate of, upon sheep, i. 98.Western, Lord, change effected by, in the sheep, ii.198.Westphalia, striped young pigs in, i. 76.Westwood, J. O., on peloric flowers ofCalceolaria, ii.346.Whately, Archbishop, on grafting early and late thorns, i. 363.Wheat, specific unity or diversity of, i. 312-313, 316-317;Hasora, i. 313;presence or absence of barbs in, i. 314;Godron on variations in,ibid.;varieties of, i. 314-315;effects of soil and climate on, i. 316;deterioration of,ibid.;crossing of varieties of,ibid., ii.96,104-105,130;in the Swiss lake-dwellings, i. 317-319;selection applied to, i. 318, ii.200;increased fertility of hybrids of, withÆgilops, ii.110;advantage of change of soil to, ii.146;differences of, in various parts of India, ii.165;continuous variation in, ii.200;red, hardiness of, ii.229,336;Fenton, ii.232;natural selection in, ii.233;varieties of, found wild, ii.260;effects of change of climate on, ii.307;ancient variety of, ii.429.Whitby, Mrs., on the markings of silkworms, i. 302;on the silkmoth, i. 303.White, Mr., reproduction of supernumerary digits after amputation, ii.14;time occupied in the blending of crossed races, ii.87.White, Gilbert, vegetable diet of dogs, ii.303.Whiteand white-spotted animals, liability of, to disease, ii.336-337.Whiteflowers, most truly reproduced by seed, ii.20.Wichura, Max, on hybrid willows, ii.50,131,267;analogy between the pollen of old-cultivated plants, and of hybrids, ii.268.Wicking, Mr., inheritance of the primary characters ofColumba liviain cross-bred pigeons, i. 201;production of a white head in almond tumblers, ii.199.Wicksted, Mr., on cases of individual sterility, ii.162.Wiegmann, spontaneous crossing of blue and white peas, i. 397;crossing of varieties of cabbage, ii.130;on contabescence, ii.165.Wight, Dr., sexual sterility of plants propagated by buds, &c., ii.169.Wilde, Sir W. R., occurrence ofBos frontosusandlongifronsin Irish crannoges, i. 81;attention paid to breeds of animals by the ancient Irish, ii.203.Wildman, on the dahlia, ii.216,273.Wildnessof the progeny of crossed tame animals, ii.44-46.Wilkes, Capt., on the taming of pigeons among the Polynesians, ii.161.Wilkinson, J., on crossed cattle, ii.104.Williams, Mr., change of plumage in a Hamburgh hen, i. 258.Williams, Mr., intercrossing of strawberries, i. 352.Williamson, Capt., degeneration of dogs in India, i. 37;on small Indian asses, i. 62.Williamson, Rev. W., doubling ofAnemone coronariaby selection, ii.200.Willows, weeping, i. 361;reversion of spiral-leaved weeping, i. 383;hybrids of, ii.267;galls of, ii.282-283.Willoughby, F., notice of spot pigeons, i. 156;on a fantail pigeon, i. 208;on tumbler pigeons, i. 209;on the turbit, i. 209;on the barb and carrier pigeons, i. 211;on the hook-billed duck, i. 277.Wilmot, Mr., on a crested white Turkey cock, i. 293;reversion of sheep in colour, ii.30.Wilson, B. O., fertility of hybrids of humped and ordinary cattle in Tasmania, i. 83.Wilson, Dr., prepotency of the Manx over the common cat, ii.66.Wilson, James, origin of dogs, i. 16.Wilson, Mr., on prepotency of transmission in sheep, ii.69;on the breeding of bulls, ii.196.Wings, proportionate length of, in different breeds of pigeons, i. 175-176;of fowls, effects of disuse on, i. 270-272;characters and variations of, in ducks, i. 284-286;diminution of, in birds of small islands, i. 286-287.Wing-feathers, number of, in pigeons, i. 159;variability of, in fowls, i. 258.Wolf, recent existence of, in Ireland, i. 16;barking of young, i. 27;hybrids of, with the dog, i. 32.Wolf-dog, black, of Florida, i. 22.Wolves, North American, their resemblance to dogs of the same region, i. 21-22;burrowing of, i. 27.Woodbury, Mr., crossing of the Ligurian and common hive bees, i. 299, ii.126;variability of bees, i. 298.Woodward, S. P., on Arctic Mollusca, ii.256.Wood, Willoughby, on Mr. Bates' cattle, ii.118.Wooler, W. A., on the young of the Himalayan rabbit, i. 109;persistency of the coloured calyx in a crossed Polyanthus, i. 365.Worrarapoison, ii.380.Wounds, healing of, ii.294.Wright, J., production of crippled calves by shorthorned cattle, ii.118;on selection in cattle, ii.194;effect of close interbreeding on pigs, ii.121-122;deterioration of game cocks by close interbreeding, ii.124.Wright, Strethill, on the development of the hydroida, ii.368.Wyman, Dr., on Niata cattle, and on a similar malformation in the codfish, i. 89;on Virginian pigs, ii.227.Xenophon, on the colours of hunting dogs, ii.209.Ximenes, Cardinal, regulations for the selection of rams, ii.204."Yahoo," the name of the pigeon in Persia, i. 155.Yaks, domestication of, i. 82;selection of white-tailed, ii.206,209.Yam, development of axillary bulbs in the, ii.169.Yarrell, Mr., deficiency of teeth in hairless dogs, i. 34, ii.326;on ducks, i. 279, ii.262;characters of domestic goose, resembling those ofAnser albifrons, i. 288;whiteness of ganders, i. 288;variations in goldfish, i. 296-297;assumption of male plumage by the hen-pheasant, ii.51;effect of castration upon the cock, ii.51-52;breeding of the skylark in captivity, ii.154;plumage of the male linnet in confinement, ii.158;on the dingo, ii.263.Yellowfever, in Mexico, ii.276.Yew, fastigate, ii.241.Yew, Irish, hardy in New York, ii.309.Yew, weeping, i. 361;propagation of, by seed, ii.18-19.Yolk, variations of, in the eggs of ducks, i. 281.Youatt, Mr., history of the dog, i. 16-17;variations of the pulse in breeds of dogs, i. 35;liability to disease in dogs, i. 35, ii.227;inheritance of goître in dogs, ii.10;on the greyhound, i. 34, 41;on King Charles' spaniels, i. 41;on the setter, i. 41;on breeds of horses, i. 49;variation in the number of ribs in the horse, i. 50;inheritance of diseases in the horse, ii.10,11;introduction of Eastern blood into English horses, ii.212-213;on white Welsh cattle, i. 85, ii.209;improvement of British breeds of cattle, i. 93;rudiments of horns in young hornless cattle, ii.55,315;on crossed cattle, ii.104,119;on Bakewell's long-horned cattle, ii.118;selection of qualities in cattle, ii.196;degeneration of cattle by neglect, ii.239;on the skull in hornless cattle, ii.333;disease of white parts of cattle, ii.337;displacement of long-horned by short-horned cattle, ii.426;on Angola sheep, i. 95;on the fleece of sheep, i. 99;correlation of horns and fleece in sheep, i. 95;adaptation of breeds of sheep to climate and pasture, i. 96;horns of Wallachian sheep, i. 96;exotic sheep in the Zoological Gardens, i. 96-97, ii.305;occurrence of horns in hornless breeds of sheep, ii.30;on the colour of sheep, ii.30;on interbreeding sheep, ii.120;on Merino rams in Germany, ii.196;effect of unconscious selection on sheep, ii.213;reversion of Leicester sheep on the Lammermuir Hills, ii.224;on many-horned sheep, ii.326;reduction of bone in sheep, ii.242;persistency of character in breeds of animals in mountainous countries, ii.64;on interbreeding, ii.116;on the power of selection, ii.194-195;slowness of production of breeds, ii.244;passages in the Bible relating to the breeding of animals, ii.201-202.Young, J., on the Belgian rabbit, i. 106.Yule, Capt., on a Burmese hairy family, ii.77,327.Zambesi, striped young pigs on the, i. 77.Zambos, character of the, ii.47.Zano, J. G., introduction of rabbits into Porto Santo by, i. 112.Zea Mays, i. 320.Zebu, i. 79;domestication of the, i. 82;fertile crossing of, with European cattle, i. 83, ii.110.Zebra, hybrids of, with the ass and mare, ii.42.Zephyranthes candida, ii.164.Zinnia, cultivation of, ii.261.Zollingeron Malayan penguin ducks, i. 280.Zoospore, division of, in Algæ, ii.378."Zopf-Taube," i. 154.
Waders, behaviour of, in confinement, ii.156.Wahlenberg, on the propagation of Alpine plants by buds, runners, bulbs, &c., ii.169."Wahlverwandtschaft" of Gärtner, ii.180.Wales, white cattle of, in the 10th century, i. 85.Walker, A., on intermarriage, i. 404;on the inheritance of polydactylism, ii.13.Walker, D., advantage of change of soil to wheat, ii.146.Wallace, A. R., on a striped Javanese horse, i. 59;on the conditions of life of feral animals, ii.32;artificial alteration of the plumage of birds, ii.280;on polymorphic butterflies, ii.399-400;on reversion, ii.415;on the limit of change, ii.417.Wallace, Dr., on the sterility of Sphingidæ hatched in autumn, ii.158.Wallachiansheep, sexual peculiarities in the horns of, i. 96.Wallflower, bud-variation in, i. 382.Wallich, Dr., onThuja pendulaorfiliformis, i. 362.Walnuts, i. 356-357;thin-shelled, attacked by tomtits, ii.231;grafting of, ii.259.Walsh, B. D., on galls, ii.282,283;his "Law of equable variability," ii.351-352.Walther, F. L., on the history of the dog, i. 16;on the intercrossing of the zebu and ordinary cattle, i. 83.Waring, Mr., on individual sterility, ii.162.Warthog, i. 76.Waterer, Mr., spontaneous production ofCytisus alpino-laburnum, i. 390.Watermelon, i. 357.Waterhouse, G. R., on the winter-colouring ofLepus variabilis, i. 111.Waterton, C., production of tailless foals, i. 53;on taming wild ducks, i. 278;on the wildness of half-bred wild ducks, ii.45;assumption of male characters by a hen, ii.51.Watson, H. C., on British wild fruit-trees, i. 312;on the non-variation of weeds, i. 317;origin of the plum, i. 345;variation inPyrus malus, i. 348;onViola amœnaandtricolor, i. 368;on reversion in Scotch kail, ii.32;fertility ofDraba sylvestriswhen cultivated, ii.163;on generally distributed British plants, ii.285.Wattles, rudimentary, in some fowls, ii.315.Watts, Miss, on Sultan fowls, i. 228.Webb, James, interbreeding of sheep, ii.120.Weber, effect of the shape of the mother's pelvis on her child's head, ii.344.Weeds, supposed necessity for their modification, coincidently with cultivated plants, i. 317.Weepingvarieties of trees, i. 361.Weepinghabit of trees, capricious inheritance of, ii.18-19.Weevil, injury done to stone-fruit by, in North America, ii.231.Welshcattle, descended fromBos longifrons, i. 81.WestIndies, feral pigs of, i. 77;effect of climate of, upon sheep, i. 98.Western, Lord, change effected by, in the sheep, ii.198.Westphalia, striped young pigs in, i. 76.Westwood, J. O., on peloric flowers ofCalceolaria, ii.346.Whately, Archbishop, on grafting early and late thorns, i. 363.Wheat, specific unity or diversity of, i. 312-313, 316-317;Hasora, i. 313;presence or absence of barbs in, i. 314;Godron on variations in,ibid.;varieties of, i. 314-315;effects of soil and climate on, i. 316;deterioration of,ibid.;crossing of varieties of,ibid., ii.96,104-105,130;in the Swiss lake-dwellings, i. 317-319;selection applied to, i. 318, ii.200;increased fertility of hybrids of, withÆgilops, ii.110;advantage of change of soil to, ii.146;differences of, in various parts of India, ii.165;continuous variation in, ii.200;red, hardiness of, ii.229,336;Fenton, ii.232;natural selection in, ii.233;varieties of, found wild, ii.260;effects of change of climate on, ii.307;ancient variety of, ii.429.Whitby, Mrs., on the markings of silkworms, i. 302;on the silkmoth, i. 303.White, Mr., reproduction of supernumerary digits after amputation, ii.14;time occupied in the blending of crossed races, ii.87.White, Gilbert, vegetable diet of dogs, ii.303.Whiteand white-spotted animals, liability of, to disease, ii.336-337.Whiteflowers, most truly reproduced by seed, ii.20.Wichura, Max, on hybrid willows, ii.50,131,267;analogy between the pollen of old-cultivated plants, and of hybrids, ii.268.Wicking, Mr., inheritance of the primary characters ofColumba liviain cross-bred pigeons, i. 201;production of a white head in almond tumblers, ii.199.Wicksted, Mr., on cases of individual sterility, ii.162.Wiegmann, spontaneous crossing of blue and white peas, i. 397;crossing of varieties of cabbage, ii.130;on contabescence, ii.165.Wight, Dr., sexual sterility of plants propagated by buds, &c., ii.169.Wilde, Sir W. R., occurrence ofBos frontosusandlongifronsin Irish crannoges, i. 81;attention paid to breeds of animals by the ancient Irish, ii.203.Wildman, on the dahlia, ii.216,273.Wildnessof the progeny of crossed tame animals, ii.44-46.Wilkes, Capt., on the taming of pigeons among the Polynesians, ii.161.Wilkinson, J., on crossed cattle, ii.104.Williams, Mr., change of plumage in a Hamburgh hen, i. 258.Williams, Mr., intercrossing of strawberries, i. 352.Williamson, Capt., degeneration of dogs in India, i. 37;on small Indian asses, i. 62.Williamson, Rev. W., doubling ofAnemone coronariaby selection, ii.200.Willows, weeping, i. 361;reversion of spiral-leaved weeping, i. 383;hybrids of, ii.267;galls of, ii.282-283.Willoughby, F., notice of spot pigeons, i. 156;on a fantail pigeon, i. 208;on tumbler pigeons, i. 209;on the turbit, i. 209;on the barb and carrier pigeons, i. 211;on the hook-billed duck, i. 277.Wilmot, Mr., on a crested white Turkey cock, i. 293;reversion of sheep in colour, ii.30.Wilson, B. O., fertility of hybrids of humped and ordinary cattle in Tasmania, i. 83.Wilson, Dr., prepotency of the Manx over the common cat, ii.66.Wilson, James, origin of dogs, i. 16.Wilson, Mr., on prepotency of transmission in sheep, ii.69;on the breeding of bulls, ii.196.Wings, proportionate length of, in different breeds of pigeons, i. 175-176;of fowls, effects of disuse on, i. 270-272;characters and variations of, in ducks, i. 284-286;diminution of, in birds of small islands, i. 286-287.Wing-feathers, number of, in pigeons, i. 159;variability of, in fowls, i. 258.Wolf, recent existence of, in Ireland, i. 16;barking of young, i. 27;hybrids of, with the dog, i. 32.Wolf-dog, black, of Florida, i. 22.Wolves, North American, their resemblance to dogs of the same region, i. 21-22;burrowing of, i. 27.Woodbury, Mr., crossing of the Ligurian and common hive bees, i. 299, ii.126;variability of bees, i. 298.Woodward, S. P., on Arctic Mollusca, ii.256.Wood, Willoughby, on Mr. Bates' cattle, ii.118.Wooler, W. A., on the young of the Himalayan rabbit, i. 109;persistency of the coloured calyx in a crossed Polyanthus, i. 365.Worrarapoison, ii.380.Wounds, healing of, ii.294.Wright, J., production of crippled calves by shorthorned cattle, ii.118;on selection in cattle, ii.194;effect of close interbreeding on pigs, ii.121-122;deterioration of game cocks by close interbreeding, ii.124.Wright, Strethill, on the development of the hydroida, ii.368.Wyman, Dr., on Niata cattle, and on a similar malformation in the codfish, i. 89;on Virginian pigs, ii.227.
Waders, behaviour of, in confinement, ii.156.
Wahlenberg, on the propagation of Alpine plants by buds, runners, bulbs, &c., ii.169.
"Wahlverwandtschaft" of Gärtner, ii.180.
Wales, white cattle of, in the 10th century, i. 85.
Walker, A., on intermarriage, i. 404;
on the inheritance of polydactylism, ii.13.
Walker, D., advantage of change of soil to wheat, ii.146.
Wallace, A. R., on a striped Javanese horse, i. 59;
on the conditions of life of feral animals, ii.32;
artificial alteration of the plumage of birds, ii.280;
on polymorphic butterflies, ii.399-400;
on reversion, ii.415;
on the limit of change, ii.417.
Wallace, Dr., on the sterility of Sphingidæ hatched in autumn, ii.158.
Wallachiansheep, sexual peculiarities in the horns of, i. 96.
Wallflower, bud-variation in, i. 382.
Wallich, Dr., onThuja pendulaorfiliformis, i. 362.
Walnuts, i. 356-357;
thin-shelled, attacked by tomtits, ii.231;
grafting of, ii.259.
Walsh, B. D., on galls, ii.282,283;
his "Law of equable variability," ii.351-352.
Walther, F. L., on the history of the dog, i. 16;
on the intercrossing of the zebu and ordinary cattle, i. 83.
Waring, Mr., on individual sterility, ii.162.
Warthog, i. 76.
Waterer, Mr., spontaneous production ofCytisus alpino-laburnum, i. 390.
Watermelon, i. 357.
Waterhouse, G. R., on the winter-colouring ofLepus variabilis, i. 111.
Waterton, C., production of tailless foals, i. 53;
on taming wild ducks, i. 278;
on the wildness of half-bred wild ducks, ii.45;
assumption of male characters by a hen, ii.51.
Watson, H. C., on British wild fruit-trees, i. 312;
on the non-variation of weeds, i. 317;
origin of the plum, i. 345;
variation inPyrus malus, i. 348;
onViola amœnaandtricolor, i. 368;
on reversion in Scotch kail, ii.32;
fertility ofDraba sylvestriswhen cultivated, ii.163;
on generally distributed British plants, ii.285.
Wattles, rudimentary, in some fowls, ii.315.
Watts, Miss, on Sultan fowls, i. 228.
Webb, James, interbreeding of sheep, ii.120.
Weber, effect of the shape of the mother's pelvis on her child's head, ii.344.
Weeds, supposed necessity for their modification, coincidently with cultivated plants, i. 317.
Weepingvarieties of trees, i. 361.
Weepinghabit of trees, capricious inheritance of, ii.18-19.
Weevil, injury done to stone-fruit by, in North America, ii.231.
Welshcattle, descended fromBos longifrons, i. 81.
WestIndies, feral pigs of, i. 77;
effect of climate of, upon sheep, i. 98.
Western, Lord, change effected by, in the sheep, ii.198.
Westphalia, striped young pigs in, i. 76.
Westwood, J. O., on peloric flowers ofCalceolaria, ii.346.
Whately, Archbishop, on grafting early and late thorns, i. 363.
Wheat, specific unity or diversity of, i. 312-313, 316-317;
Hasora, i. 313;
presence or absence of barbs in, i. 314;
Godron on variations in,ibid.;
varieties of, i. 314-315;
effects of soil and climate on, i. 316;
deterioration of,ibid.;
crossing of varieties of,ibid., ii.96,104-105,130;
in the Swiss lake-dwellings, i. 317-319;
selection applied to, i. 318, ii.200;
increased fertility of hybrids of, withÆgilops, ii.110;
advantage of change of soil to, ii.146;
differences of, in various parts of India, ii.165;
continuous variation in, ii.200;
red, hardiness of, ii.229,336;
Fenton, ii.232;
natural selection in, ii.233;
varieties of, found wild, ii.260;
effects of change of climate on, ii.307;
ancient variety of, ii.429.
Whitby, Mrs., on the markings of silkworms, i. 302;
on the silkmoth, i. 303.
White, Mr., reproduction of supernumerary digits after amputation, ii.14;
time occupied in the blending of crossed races, ii.87.
White, Gilbert, vegetable diet of dogs, ii.303.
Whiteand white-spotted animals, liability of, to disease, ii.336-337.
Whiteflowers, most truly reproduced by seed, ii.20.
Wichura, Max, on hybrid willows, ii.50,131,267;
analogy between the pollen of old-cultivated plants, and of hybrids, ii.268.
Wicking, Mr., inheritance of the primary characters ofColumba liviain cross-bred pigeons, i. 201;
production of a white head in almond tumblers, ii.199.
Wicksted, Mr., on cases of individual sterility, ii.162.
Wiegmann, spontaneous crossing of blue and white peas, i. 397;
crossing of varieties of cabbage, ii.130;
on contabescence, ii.165.
Wight, Dr., sexual sterility of plants propagated by buds, &c., ii.169.
Wilde, Sir W. R., occurrence ofBos frontosusandlongifronsin Irish crannoges, i. 81;
attention paid to breeds of animals by the ancient Irish, ii.203.
Wildman, on the dahlia, ii.216,273.
Wildnessof the progeny of crossed tame animals, ii.44-46.
Wilkes, Capt., on the taming of pigeons among the Polynesians, ii.161.
Wilkinson, J., on crossed cattle, ii.104.
Williams, Mr., change of plumage in a Hamburgh hen, i. 258.
Williams, Mr., intercrossing of strawberries, i. 352.
Williamson, Capt., degeneration of dogs in India, i. 37;
on small Indian asses, i. 62.
Williamson, Rev. W., doubling ofAnemone coronariaby selection, ii.200.
Willows, weeping, i. 361;
reversion of spiral-leaved weeping, i. 383;
hybrids of, ii.267;
galls of, ii.282-283.
Willoughby, F., notice of spot pigeons, i. 156;
on a fantail pigeon, i. 208;
on tumbler pigeons, i. 209;
on the turbit, i. 209;
on the barb and carrier pigeons, i. 211;
on the hook-billed duck, i. 277.
Wilmot, Mr., on a crested white Turkey cock, i. 293;
reversion of sheep in colour, ii.30.
Wilson, B. O., fertility of hybrids of humped and ordinary cattle in Tasmania, i. 83.
Wilson, Dr., prepotency of the Manx over the common cat, ii.66.
Wilson, James, origin of dogs, i. 16.
Wilson, Mr., on prepotency of transmission in sheep, ii.69;
on the breeding of bulls, ii.196.
Wings, proportionate length of, in different breeds of pigeons, i. 175-176;
of fowls, effects of disuse on, i. 270-272;
characters and variations of, in ducks, i. 284-286;
diminution of, in birds of small islands, i. 286-287.
Wing-feathers, number of, in pigeons, i. 159;
variability of, in fowls, i. 258.
Wolf, recent existence of, in Ireland, i. 16;
barking of young, i. 27;
hybrids of, with the dog, i. 32.
Wolf-dog, black, of Florida, i. 22.
Wolves, North American, their resemblance to dogs of the same region, i. 21-22;
burrowing of, i. 27.
Woodbury, Mr., crossing of the Ligurian and common hive bees, i. 299, ii.126;
variability of bees, i. 298.
Woodward, S. P., on Arctic Mollusca, ii.256.
Wood, Willoughby, on Mr. Bates' cattle, ii.118.
Wooler, W. A., on the young of the Himalayan rabbit, i. 109;
persistency of the coloured calyx in a crossed Polyanthus, i. 365.
Worrarapoison, ii.380.
Wounds, healing of, ii.294.
Wright, J., production of crippled calves by shorthorned cattle, ii.118;
on selection in cattle, ii.194;
effect of close interbreeding on pigs, ii.121-122;
deterioration of game cocks by close interbreeding, ii.124.
Wright, Strethill, on the development of the hydroida, ii.368.
Wyman, Dr., on Niata cattle, and on a similar malformation in the codfish, i. 89;
on Virginian pigs, ii.227.
Xenophon, on the colours of hunting dogs, ii.209.Ximenes, Cardinal, regulations for the selection of rams, ii.204.
Xenophon, on the colours of hunting dogs, ii.209.
Ximenes, Cardinal, regulations for the selection of rams, ii.204.
"Yahoo," the name of the pigeon in Persia, i. 155.Yaks, domestication of, i. 82;selection of white-tailed, ii.206,209.Yam, development of axillary bulbs in the, ii.169.Yarrell, Mr., deficiency of teeth in hairless dogs, i. 34, ii.326;on ducks, i. 279, ii.262;characters of domestic goose, resembling those ofAnser albifrons, i. 288;whiteness of ganders, i. 288;variations in goldfish, i. 296-297;assumption of male plumage by the hen-pheasant, ii.51;effect of castration upon the cock, ii.51-52;breeding of the skylark in captivity, ii.154;plumage of the male linnet in confinement, ii.158;on the dingo, ii.263.Yellowfever, in Mexico, ii.276.Yew, fastigate, ii.241.Yew, Irish, hardy in New York, ii.309.Yew, weeping, i. 361;propagation of, by seed, ii.18-19.Yolk, variations of, in the eggs of ducks, i. 281.Youatt, Mr., history of the dog, i. 16-17;variations of the pulse in breeds of dogs, i. 35;liability to disease in dogs, i. 35, ii.227;inheritance of goître in dogs, ii.10;on the greyhound, i. 34, 41;on King Charles' spaniels, i. 41;on the setter, i. 41;on breeds of horses, i. 49;variation in the number of ribs in the horse, i. 50;inheritance of diseases in the horse, ii.10,11;introduction of Eastern blood into English horses, ii.212-213;on white Welsh cattle, i. 85, ii.209;improvement of British breeds of cattle, i. 93;rudiments of horns in young hornless cattle, ii.55,315;on crossed cattle, ii.104,119;on Bakewell's long-horned cattle, ii.118;selection of qualities in cattle, ii.196;degeneration of cattle by neglect, ii.239;on the skull in hornless cattle, ii.333;disease of white parts of cattle, ii.337;displacement of long-horned by short-horned cattle, ii.426;on Angola sheep, i. 95;on the fleece of sheep, i. 99;correlation of horns and fleece in sheep, i. 95;adaptation of breeds of sheep to climate and pasture, i. 96;horns of Wallachian sheep, i. 96;exotic sheep in the Zoological Gardens, i. 96-97, ii.305;occurrence of horns in hornless breeds of sheep, ii.30;on the colour of sheep, ii.30;on interbreeding sheep, ii.120;on Merino rams in Germany, ii.196;effect of unconscious selection on sheep, ii.213;reversion of Leicester sheep on the Lammermuir Hills, ii.224;on many-horned sheep, ii.326;reduction of bone in sheep, ii.242;persistency of character in breeds of animals in mountainous countries, ii.64;on interbreeding, ii.116;on the power of selection, ii.194-195;slowness of production of breeds, ii.244;passages in the Bible relating to the breeding of animals, ii.201-202.Young, J., on the Belgian rabbit, i. 106.Yule, Capt., on a Burmese hairy family, ii.77,327.
"Yahoo," the name of the pigeon in Persia, i. 155.
Yaks, domestication of, i. 82;
selection of white-tailed, ii.206,209.
Yam, development of axillary bulbs in the, ii.169.
Yarrell, Mr., deficiency of teeth in hairless dogs, i. 34, ii.326;
on ducks, i. 279, ii.262;
characters of domestic goose, resembling those ofAnser albifrons, i. 288;
whiteness of ganders, i. 288;
variations in goldfish, i. 296-297;
assumption of male plumage by the hen-pheasant, ii.51;
effect of castration upon the cock, ii.51-52;
breeding of the skylark in captivity, ii.154;
plumage of the male linnet in confinement, ii.158;
on the dingo, ii.263.
Yellowfever, in Mexico, ii.276.
Yew, fastigate, ii.241.
Yew, Irish, hardy in New York, ii.309.
Yew, weeping, i. 361;
propagation of, by seed, ii.18-19.
Yolk, variations of, in the eggs of ducks, i. 281.
Youatt, Mr., history of the dog, i. 16-17;
variations of the pulse in breeds of dogs, i. 35;
liability to disease in dogs, i. 35, ii.227;
inheritance of goître in dogs, ii.10;
on the greyhound, i. 34, 41;
on King Charles' spaniels, i. 41;
on the setter, i. 41;
on breeds of horses, i. 49;
variation in the number of ribs in the horse, i. 50;
inheritance of diseases in the horse, ii.10,11;
introduction of Eastern blood into English horses, ii.212-213;
on white Welsh cattle, i. 85, ii.209;
improvement of British breeds of cattle, i. 93;
rudiments of horns in young hornless cattle, ii.55,315;
on crossed cattle, ii.104,119;
on Bakewell's long-horned cattle, ii.118;
selection of qualities in cattle, ii.196;
degeneration of cattle by neglect, ii.239;
on the skull in hornless cattle, ii.333;
disease of white parts of cattle, ii.337;
displacement of long-horned by short-horned cattle, ii.426;
on Angola sheep, i. 95;
on the fleece of sheep, i. 99;
correlation of horns and fleece in sheep, i. 95;
adaptation of breeds of sheep to climate and pasture, i. 96;
horns of Wallachian sheep, i. 96;
exotic sheep in the Zoological Gardens, i. 96-97, ii.305;
occurrence of horns in hornless breeds of sheep, ii.30;
on the colour of sheep, ii.30;
on interbreeding sheep, ii.120;
on Merino rams in Germany, ii.196;
effect of unconscious selection on sheep, ii.213;
reversion of Leicester sheep on the Lammermuir Hills, ii.224;
on many-horned sheep, ii.326;
reduction of bone in sheep, ii.242;
persistency of character in breeds of animals in mountainous countries, ii.64;
on interbreeding, ii.116;
on the power of selection, ii.194-195;
slowness of production of breeds, ii.244;
passages in the Bible relating to the breeding of animals, ii.201-202.
Young, J., on the Belgian rabbit, i. 106.
Yule, Capt., on a Burmese hairy family, ii.77,327.
Zambesi, striped young pigs on the, i. 77.Zambos, character of the, ii.47.Zano, J. G., introduction of rabbits into Porto Santo by, i. 112.Zea Mays, i. 320.Zebu, i. 79;domestication of the, i. 82;fertile crossing of, with European cattle, i. 83, ii.110.Zebra, hybrids of, with the ass and mare, ii.42.Zephyranthes candida, ii.164.Zinnia, cultivation of, ii.261.Zollingeron Malayan penguin ducks, i. 280.Zoospore, division of, in Algæ, ii.378."Zopf-Taube," i. 154.
Zambesi, striped young pigs on the, i. 77.
Zambos, character of the, ii.47.
Zano, J. G., introduction of rabbits into Porto Santo by, i. 112.
Zea Mays, i. 320.
Zebu, i. 79;
domestication of the, i. 82;
fertile crossing of, with European cattle, i. 83, ii.110.
Zebra, hybrids of, with the ass and mare, ii.42.
Zephyranthes candida, ii.164.
Zinnia, cultivation of, ii.261.
Zollingeron Malayan penguin ducks, i. 280.
Zoospore, division of, in Algæ, ii.378.
"Zopf-Taube," i. 154.