Mammals, the earliest, [33]; viviparous, [33]; egg-laying, [34]; the Age of, [37] et seq.

Mammoth, [43], [49]

Man, brotherhood of, [216], [224], [380]

Man, [43]; Heidelberg, [45]; Eoanthropus, [47]; Neanderthal, [47], [48] et seq.; earliest known, [53] et seq.

Manchu, [333], [433]

Manchuria, [197], [400], [402], [403], [404]

Mangu Khan, [290], [433]

Mani, [241], [270], [430], [431]

Manichæans, [243], [255]

Mankind, racial divisions of, [54], [71]