[5] Unconscious Memory. Fifield. 1910.

[6] Those who desire further information may be referred to A Century of Scientific Thought, by the present writer. Burns & Oates.

[7] Op. cit., pp. 137-8.

[8] The Philosophy of Biology, p. 64.

[9] In an article in the volume Darwin and Modern Science, p. 100.

[10] Op. cit., p. 319.

[11] Op. cit., pp. 238-9.

[12] See the discussion on this subject in Wasmann's The Problem of Evolution.

[13] R. R. Marett, Presidential Address to Folk-Lore Society, 1915. Folk-Lore, vol. xxvii., pp. 1-14.

[14] The Kingdom of Man. London: Constable & Co. 1907.