Mott, Mr., on Haeckel, i. 298;
  on progression of races, ii. 86

Mould, formation of, by agency of earthworms, i. 319

Mount Ophir (Malay), i. 51

Mouth-gesture as factor in origin of language, ii. 65

“Movements and Habits of Climbing Plants,” Darwin’s, i. 285, 311, ii. 2

Mailer, Fritz, “Fuer Darwin,” i. 164;
  on mimetic butterflies, 189 (note), 270, 300

——­ Hermann, i. 189 (note)

Murchison, Sir Roderick, and Wallace, i. 36;
  on Africa, 159

Murphy, Mr. M.J., ii. 164

Murphy’s “Habit and Intelligence,” Wallace’s review of, i. 246, 249

Murray, Andrew, attacks Darwin’s “Origin of Species,” i. 142;
  opposes Trimen’s views on mimetic butterflies, 201

Murray’s “Geographical Distribution of Mammals,” i. 181

Mutation theory, ii. 79, 84

“My Life,” Wallace’s, i. 6, 10 (note), 19, 20, 21, 22, 23, 29-30,
    92 (note), 107, 125, 126, 127, 178, 253, 307 (note), 312 (note),
    ii. 4, 5, 11, 12, 14, 81, 82, 149, 178, 202

Myers, F.W.H., and telepathy, ii. 200, 202;
  on Wallace as lecturer, 202

——­ letter from, on Vaccination pamphlet, the “Malay Archipelago,” etc.,
    ii. 202-3

N

Naegeli’s essay on Natural Selection, i. 241

Nathusius on the Aru pig, i. 162

Natural Selection (see Selection, natural)

“——­ ——­ Action of, in producing Old Age, Decay, and Death,” Wallace’s,
    ii. 44

“——­ ——­ Contributions to the Theory of,” Wallace’s, i. 94, 250, 252,
    ii. 5, 6

“——­ ——­ from a Mathematical Point of View,” Bennett’s, i. 253

Nebular hypothesis, Spencer’s, i. 151;
  Wallace on, ii. 174

Neo-Lamarckians, ii. 47, 60, 64

New Zealand, aborigines of, i. 239;
  colonisation of, 290;
  fauna and flora of, 291, 295, 305, 307, ii. 20, 33, 34

“Newton of Natural History,” the, i. 76

Newton, Prof.  A., i. 105, ii. 8, 36

“Nicaragua,” Belt’s, ii. 36

Non-inheritance of acquired characters, ii. 44-5, 54, 70, 71, 72, 73;
  Prof.  Poulton’s address on, 79

Norman, Dr., and Wallace, ii. 137

Norris, Dr. Richard, i. 244, ii. 136

——­ Miss, ii. 136

“Norwegian Flora, Immigration of,” Blytt’s, i. 293

O

Oceanic islands, colonisation of, i. 132, 133, 138, 290;
  flora of, 210-212, 305

Onomatopoeia, ii. 66

Orang-utans, i. 53, 56, 57, ii. 30

“Orchids,” Darwin’s, i. 143, 297

——­ Wallace’s admiration of, i. 23, ii. 114;
  epiphytal, i. 23;
  of the Azores, 311

“Origin of Species,” Darwin’s, i. 67, 72, 76-8, 112, 121, 124, 125,
    129, 134, 136, 139, 141, 146, 164, 174, 176, 224, 240, 241,
    244, 246, 264-5, 271, ii. 1, 2, 77;
  reviews of, i. 142, 144