[118] Lyon, E. P., Arch. f. Entwcklngsmech., 1907, xxiii., 151; Morgan, T. H., and Spooner, G. B., ibid., 1909, xxviii., 104; Morgan, Jour. Exper. Zoöl., 1910, ix., 594; Conklin, E. G., ibid., 1910, ix., 417; Lillie, F. R., Biol. Bull., 1909, xvi., 54.

[119] Driesch, H., Ztschr. f. wissnsch. Zoöl., 1891, liii., 160.

[120] Loeb, J., Arch. f. Entwcklngsmech., 1909, xxvii., 119.

[121] Driesch, H., Arch. f. Entwcklngsmech., 1900, x., 361.

[122] Driesch, H., Arch. f. Entswcklngsmech., 1902, xiv., 500.

[123] Boveri, Th., Verhandl. d. physik. med. Gesellsch., Würzburg, N.F., 1901, xxxiv., 145.

[124] v. Uexküll makes in his last book (Bausteine zu einer biologischen Weltanschauung, München, 1913, p. 24) the following statement: “Driesch succeeded in showing that the germ cell has no trace of a machine-like structure but consists entirely of equivalent parts.” This is not correct.

[125] Loeb, J., and Beutner, R., Biochem. Ztschr., 1912, xli., 1; xliv., 303; 1913, li., 288; li., 300; 1914, lix., 195.

[126] Loeb, J., The Dynamics of Living Matter. New York, 1906. Introductory Remarks.

[127] Roux, W., Virchow’s Archiv, 1888, cxiv., 113.