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Essays Upon Heredity and Kindred Biological Problems

August Weismann

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Book Excerpt: 
. . .Dalyell. It must have been at least 66 years old when it died.—E.B.P.]

23.  Bronn, ‘Klassen und Ordnungen des Thierreichs,’ Bd. III. p. 466; Leipzig.

24.  Bronn, l. c.

25.  Cf. the article ‘Mort’ in the ‘Encyclop. Scienc. Méd.’ vol. M. p. 520.

26.  Roux, in his work ‘Der Kampf der Theile im Organismus,’ Jena 1881, has attempted to explain the manner in which division of labour has arisen among the cells of the higher organisms, and to render intelligible the mechanical processes by which the purposeful adaptations of the organism have arisen.

27.  von Berlepsch, ‘Die Biene und ihre Zucht,’ etc.

28.  Oken, ‘Isis,’ 1844, p. 506.

29.  von Berlepsch. . . Read More