Lustre, as compound sensation, 54.

  Lyell, Sir Charles, 311.

  M.

  Magic, arts of, 73.

  Magnitude, apparent, in vision, 75, note[37];
    perception of, in pictorial art, 88, 91;
    of time-intervals, 245, 249;
    recollection of, 268.

  Malebranche, 116.

  Mankind, our views of, 322.

  Matter. See World (material).

  Maudsley, Dr. H., 32, note[12].

  Maury, A., 140, 143, 153, note[92], 159, 163, note[94], 173.

  Mayer, Dr. A., 66, note[32].

  Measurement, subjective, of time, 245.

  Media, coloured, illusions connected with presence of, 82.

  Memory, nature of, 9, 13, 231;
    veracity of, 232, 290;
    defined, 234;
    psychology of, 236;
    physiology of, 237;
    localization of events in, 238;
    and sense of personal identity, 241, 283;
    illusions of, 241;
    illusory localization, 245, 256;
    distortions of, 261;
    hallucinations of, 271;
    illusions respecting personal identity, 283;
    relation of, to belief, 295;
    compared with expectation, 297;
    and inference, 335.

  Metempsychosis, 294.

  Meyer, H., 83, 144.

  Mill, J.S., 298, note[138], 309.

  Mirrors, as means of delusion, 73.

  Misanthropist, 2, 323.

  Mitchell, Dr. Weir, 62.

  Monomania, 111.

  Moral, intuition, 216;
    self-inspection, 204.

  Motor illusions. See Muscular sense.

  Movement, apparent, 50, 57, 73, 81, 95, 107;
    in dreams, 142, 154.

  Mueller, Johannes, 58, note[27], 100, 117, 143.

  Muscae volitantes, 118, note[62].

  Muscular sense, in perception, 23;
    illusions connected with, 50, 57, 62, 66;
    co-operation, of, in dreams, 142, 154.

  Music, subjective interpretation of, 223.

  N.

  Natural selection, effect of, in eliminating error, 340.

  Nature, personification of, 224;
    uniformity of, 344, 360.

  Necessity, idea of, 349, 360.

  Nervous system, and conditions of perception, 31;
    connections of, 32, 169;
    function of, and force of stimulus, 47, 50;
    prolonged activity of, 55;
    specific energy of, 58;
    variations in state of, 64;
    fatigue of, 65, 115;
    disease of, ibid.;
    nervous conditions of hallucination, 112, 115;
    nervous dissolution and evolution, 122;
    condition of, in sleep, 131;
    in hypnotic condition, 186;
    nervous conditions of memory, 237;
    nervous conditions of illusion in general, 334.

  Normal life, relation of,
    to abnormal, 1, 121, 124, 182, 277, 284, note[132];
    hallucinations of, 116.

  O.