Page:The Formation of Vegetable Mould through the Action of Worms (1881).djvu/335

Rh *Knole Park, beech-woods, worms absent, 12
 * Koninck, De, on the disintegration of rocks, 235


 * Laburnum leaves, 67
 * Land, denudation of, 230
 * Lankester, Ray, on the structure of worms, 18
 * on worms from Kerguelen Land, 121
 * La Plata, dust storms of, 236
 * Layard, Mr., on the habits of the cobra, 94
 * Leaves, worms distinguish the taste of different kinds, 32
 * consumed by worms, 35
 * their decay not hastened by the alkaline secretion with which they are bathed, 38
 * decayed, generate acids, 50
 * used in plugging up burrows, 65
 * used to line burrows, 112
 * Ledges of earth on hill-sides, 278
 * Léon, F., on the digestive fluid of worms, 38
 * Light, perception of, by worms, 20
 * Lime, carbonate, concretions of, 45


 * Maer Hall, amount of earth brought to surface, 130
 * Mallett, Mr., on the sinking of the ground under great buildings, 158
 * Meat, raw, eaten by worms, 36
 * Mental qualities of worms, 34
 * Mint, leaves of, only nibbled, 33
 * Mississippi, drainage area of, 233
 * Möbius on the habits of a pike, 94
 * Moniligaster, 246
 * Morren on worms surviving long immersion, 13
 * on worms lying motionless near mouths of their burrows, 15