The Variation of Animals and Plants under Domestication · Charles Darwin
SQUASHES, 10.
SQUINTING, hereditary, 12. SQUIRRELS, generally sterile in captivity, 18. SQUIRRELS, flying, breeding in confinement, 18. “STAARHALSIGE Taube,” 5. STAG, one-horned, supposed heredity of character in, 12; —degeneracy of, in the Highlands, 20. STAMENS, occurrence of rudimentary, 24; —conversion of, into pistils, 10; —into petals, 27. _Staphylea,_ 18. STEENSTRUP, Prof., on the dog of the Danish Middens, 1; —on the obliquity of flounders, 13. STEINAN, J., on hereditary diseases, 12, 14. STEPHENS, J. F., on the habits of the Bombycidæ, 8. STERILITY, in dogs, consequent on close confinement, 1; —comparative, of crosses, 16 (2); —from changed conditions of life, 18; —occurring in the descendants of wild animals bred in captivity, 18; —individual, 18; —resulting from propagation by buds, cuttings, bulbs, etc., 18; —in hybrids, 19, 27, 28 (2); —in specific hybrids of pigeons, 6; —as connected with natural selection, 19. STERNUM, characters of the, in rabbits, 4; —in pigeons, 5 (2); —in fowls, 7 (2); —effects of disuse on the, 5 (2). STEWART, H., on hereditary disease, 14. STIGMA, variation of the, in cultivated Cucurbitaceæ, 10; —satiation of the, 11 (2). STOCKHOLM, fruit-trees of, 24. STOCKS, bud-variation in, 11; —effect of crossing upon the colour of the seed of, 11; —true by seed, 12; —crosses of, 15; —varieties of, produced by selection, 20; —reversion by the upper seeds in the pods of, 26.
STOCKTON, HOUGH, direct action of pollen, 11. STOKES, Prof., calculation of the chance of transmission of abnormal peculiarities in man, 12. STOLONS, variations in the production of, by strawberries, 10. STOMACH, structure of the, affected by food, 24. STONE in the bladder, hereditary, 12, 14. STONEHENGE, on maturity of the dog, 1; —inherited effects of injury, 12; —cross between bulldog and greyhound, 15; —close interbreeding of greyhound, 17; —fleetness of racehorses, 21. STORER, J., pedigree of cattle, 17. —remarkable varieties of, 10 (2); —hautbois diœcious, 10; —selection in, 20; —probable further modification of, 6; —variegated, effects of soil on, 23. STRICKLAND, A., on the domestication of _Anser ferus,_ 8; —on the colour of the bill and legs in geese, 8. _Strictœnas,_ 6. STRIPES on young of wild swine, 3; —of domestic pigs of Turkey, Westphalia, and the Zambesi, 3; —of feral swine of Jamaica and New Granada, 3; —of fruit and flowers, 11, 13; —in horses, 2; —in the ass, 2 (2); —production of, by crossing species of Equidæ, 13 (2). _Strix grallaria,_ 24. _Strix passerina,_ 18.
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