[83] The Chapters on Habit, Association, Memory, and Perception will change our present preliminary conjecture that that is one of its essential uses, into an unshakable conviction.

[84] Pflüger's Archiv, vol. 41, p. 75 (1887).

[85] Ibid. vol. 44, p. 175 (1889).

[86] Untersuchungen über die Physiologie des Froschhirns. 1885.

[87] Loc. cit. pp. 80, 82-3. Schrader also found a biting-reflex developed when the medulla oblongata is cut through just behind the cerebellum.

[88] Berlin Akad. Sitzungsberichte for 1886.

[89] Comptes Rendus, vol. 102, p. 90.

[90] Comptes Rendus de l'Acad. d. Sciences, vol. 102, p. 1530.

[91] Loc. cit. p. 210.

[92] Goltz: Pflüger's Archiv, vol. 42, p. 447; Schrader: ibid. vol. 44, p. 219 ff. It is possible that this symptom may be an effect of traumatic inhibition, however.