Moths, Jenner Weir's observations on, i. 179
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, "Für 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]