331 Cf. Taylor, Chemistry of Colloids, p. 252.

332 Strasbû¥rger, Ueber Cytoplasmastrukturen, etc. Jahrb. f. wiss. Bot. XXX, 1897; R. A. Harper, Kerntheilung und freie Zellbildung im Ascus, ibid.; cf. Wilson, The Cell in Development, etc. pp. 53〓55.

333 Cf. A. Gurwitsch, Morphologie und Biologie der Zelle, 1904, pp. 169〓185; Meves, Die Chondriosomen als TrûÊger erblicher Anlagen, Arch. f. mikrosk. Anat. 1908, p. 72; J. O. W. Barratt, Changes in Chondriosomes, etc. Q.J.M.S. LVIII, pp. 553〓566, 1913, etc.; A. Mathews, Changes in Structure of the Pancreas Cell, etc., J. of Morph. XV (Suppl.), pp. 171〓222, 1899.

334 The question whether chromosomes, chondriosomes or chromidia be the true vehicles or transmitters of 〜heredity〝 is not without its analogy to the older problem of whether the pineal gland or the pituitary body were the actual seat and domicile of the soul.