INDEX.
325
- Taste, power of, 32
- Thickness of the layer of mould annually ejected by worms, 169
- —Thickness of the mould over the remains at Chedworth, 199
- —Thickness of the mould over the remains at Silchester, 218
- —Thickness of the mould over the Roman remains at Wroxeter, 223
- Thyme, leaves of, not eaten by worms, 33
- Touch, worms highly sensitive to, 28
- Triangles of paper, 82
- Trituration of particles of rock in the gizzards of worms, 249
- Tumuli, ancient, 290
- Tylor, Mr. A., on Denudation, 233
- Tylor, Mr. E., on anciently ploughed land, 293
- Typhosolis, 19
- Utricularia, bladders of, 109
- Vibrations, worms sensitive to, 27
- Vision, power of, in worms, 20
- Walls, ancient, at Abinger, penetrated by worms, 188
- —Walls, ancient, penetrated by worms at Silchester, 209
- Washing away of castings, 272
- Wedgwood, Mr., on the formation of mould, 3
- Weight of earth ejected from a single burrow, 160
- Whitaker, Mr., on Denudation, 232
- White, on worms leaving their burrows at night, 14
- Winchester, chalk formation near, 301
- Wind, action of, on castings, 283
- Worms, nocturnal, 13
- —Worms, large numbers occasionally die, 14
- —Worms, dead eaten by other worms, 36
