[511] Die Perigenesis der Plastidule, Jena, 1875.
[512] A Theory of Development and Heredity, New York, 1893.
[513] The Primary Factors of Organic Evolution, Chicago, 1896.
[514] Die Mneme als erhaltendes Prinzip im Wechsel des organischen Geschehens, Leipzig, 1904; 2nd ed., 1908.
[515] Heredity and Memory, Cambridge, 1913.
[516] Paris, 1906. Also in Italian and German. Eng. trans. by B. C. H. Harvey, Chicago, 1911.
[517] See Problems of Life and Reproduction, London, 1913.
[518] Presidential Address to the British Association, 1908.