[208] Bateson, W., Mendel’s Principles of Heredity, 3d ed., 1913; Davenport, Chas. B., Heredity in Relation to Eugenics, 1911. Pearl, R., Modes of Research in Genetics.
[209] Loeb, J., King, W. O. R., and Moore, A. R., Arch. f. Entwcklngsmech., 1910, xxix., 354. These experiments have been repeated at different seasons of the year and in different years and have been found to be constant.
[210] Moore, A. R., Arch. f. Entwcklngsmech., 1912, xxxiv., 168.
[211] Bertrand, G., Ann. d. l’Inst. Pasteur, 1908, xxii., 381; Bull. Soc. Chim., 1896, xv., 791.
[212] Chodat, R., Arch. d. Sc. phys. et nat., 1915, xxxix., 327.
[213] Gortner, R. A., Trans. Chem. Soc., 1910, xcvii., 110.
[214] Onslow, H., Proc. Roy. Soc., 1915, B. lxxxix., 36.
[215] Loeb, J., “Egg Structure and the Heredity of Instincts,” The Monist, 1897, vii., 481.
[216] Bateson, W., Nature, 1916, xciii., 674.
[217] Ideas similar to those expressed in this chapter may be found in the writer’s former book Comparative Physiology of the Brain and Comparative Psychology, New York, 1900, and in the books by George Bohn, La Naissance de l’Intelligence, Paris, 1909, and La nouvelle Psychologie animale, Paris, 1911.