[65] ‘The Inadequacy of Natural Selection,’ Herbert Spencer. Contemporary Review, February and March, 1893.

‘Prof. Weismann’s Theories,’ Herbert Spencer. Contemporary Review, May, 1893.

‘The All-Sufficiency of Natural Selection,’ Aug. Weismann. Contemporary Review, September, 1893.

‘A Rejoinder to Prof. Weismann,’ Herbert Spencer. Contemporary Review, December, 1893.

The Romanes Lecture for 1894, by Aug. Weismann (Frowde).

[66] ‘Lamarck et le Transformisme actuel’: Muséum d’Histoire Naturelle, Centenaire; Vol. Commemoratif, 1903, p. 508. M. Perrier adds that the metaphysical alternative “est, en effet, à quoi le professeur A. Weismann, de Fribourg, a été conduit.” This, I think, can only be M. Perrier’s way of saying that he finds Weismann unintelligible, for Weismann’s ostensible object is certainly to steer between the Scylla of Lamarckism and the Charybdis of ‘metaphysics.’ With what success he attempts this feat we shall see.

[67] The Evolution Theory, II, p. 78.

[68] II, p. 330 sqq.

[69] The Evolution Theory, II., 346.

[70] See p. [83].