The Variation of Animals and Plants under Domestication · Charles Darwin
“STRUPP-TAUBE,” 5.
THEOGNIS, his notice of the domestic fowl, 7. THEOPHRASTUS, his notice of the peach, 24. _Thesium,_ 23. THOMPSON, Mr., on the peach and nectarine, 10; —on the varieties of the apricot, 10; —classification of varieties of cherries, 10; —on the “Sister ribston-pippin,” 10; —on the varieties of the gooseberry, 10 (2). THOMPSON, WILLIAM, on the pigeons of Islay, 6; —feral pigeons in Scotland, 6; —colour of the bill and legs in geese, 8; —breeding of _Tetrao scotius_ in captivity, 18; —destruction of black fowls by the osprey, 21. THORN, grafting of early and late, 10; —Glastonbury, 10. THORNS, reconversion of, into branches, in pear trees, 24. THRUSH, asserted reproduction of the tarsus in a, 27. _Thuja pendula_ or _filiformis,_ a variety of _T. orientalis,_ 10. THURET, on the division of the zoospores of an alga, 27. THWAITES, G. H., on the cats of Ceylon, 1; —on a twin seed of _Fuchsia coccinea_ and _fulgens,_ 11. TIBURTIUS, experiments in rearing wild ducks, 8. TIGER, rarely fertile in captivity, 18. _Tigridia conchiflora,_ bud-variation in, 11. TIME, importance of, in the production of races, 21. TINZMANN, self-impotence in the potato, 17. TISSUES, affinity of, for special organic substances, 27. TITMICE, destructive to thin-shelled walnuts, 10; —attacking nuts, 10; —attacking peas, 21. TOBACCO, crossing of varieties of, 16; —cultivation of, in Sweden, 24. TOBOLSK, red-coloured cats of, 1.
TOES, relative length of, in fowls, 7; —development of fifth, in dogs, 24. TOLLET, Mr., his selection of cattle, 20. TOMES, inheritance of dental malformations, 12. TOMTITS. _See_ TITMICE. TONGUE, relation of, to the beak in pigeons, 3. TOOTH, occurrence of a molar, in place of an incisor, 27. TRAIL, R., on the union of half-tubers of different kinds of potatoes, 11. TREES, varieties of, suddenly produced, 10; —weeping or pendulous, 10; —fastigiate or pyramidal, 10; —with variegated or changed foliage, 10; —early or late in leaf, 10; —forest, non-application of selection to, 21. “TREMBLEUR” (pigeons), 5. TREMBLEY, on reproduction in Hydra, 27. “TREVOLTINI” silkworms, 8 (2). _Trichosanthes anguina,_ 10. TRICKS, inheritance of, 12 (2). _Trifolium minus_ and _repens,_ 18. TRIMORPHIC plants, conditions of reproduction in, 19. TRISTRAM, H. B., selection of the dromedary, 20. _Triticum dicoccum,_ 9. _Triticum monococcum,_ 9. _Triticum spelta,_ 9. _Triticum turgidum,_ 9. _Triticum vulgare,_ wild in Asia, 9. TRITON, breeding in the branchiferous stage, 27.
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