REPRESENTATIVE BOOKS ON DARWINISM 243 



Dabwdt, Chaelbs: "Origin of Species." "Climbing Plants." 



" Power of Movement in Plants." 

 EspmAS, A. : " Bes Soci6tes Animales." Paris, 1877. 

 GiEOD, P. : " Les Sooi6t6s chez les Animaux." Paris, 1890. 

 Geoos, R. : " The Play of Animals." London, 1900. 

 Hkadley, ¥. W. : " Life and Evolution." 



" Problems of Evolution." Duckworth : London, 1900. 



Htjxley, T. H. : " The Struggle for Existence." Collected Essays. 

 _>Reopotkin, p.: "Mutual Aid a Factor of Evolution." Heine- 

 mann: London, 1902. 

 Wallace, A. R. : " Darwinism." London, 1889. 



CHAPTER IV 

 VARIATIONS, MUTATIONS. ETG. 



Bailey, L. H. : " Plant-breeding." 3rd Edition. New York, 



1904. 

 Bateson, W. : " Materials for the Study of Variation." Mao- 



millan: London, 1894. 

 > Beegsoit, H. : " L'Evolution Creatrice." Paris, 1907. 



Cope, E. D. : " The Primary Factors of Organic Evolution." 



Chicago, 1896. 

 Darwin, Chaeles: "Variation of Animals and Plants under 



Domestication." Murray: London, 1868. 

 EiMEE, G. H. Th. : " Organic Evolution." Trans., London, 1890. 

 Geddes, P., and Thomson, J. Aethue : " The Evolution of Sex." 



"Contemp. Soi. Ser." Scott: London, 1889. 

 LooE, R. H. : " Recent Progress in the Study of Variation, Heredity, 



and Evolution." Murray : London, 1908. 

 MOEOAN', T. H. : " Experimental Zoology." Macmillan Co. : 



New York, 1907. 

 NXOELi, C. VON : " Meohanisch-physiologische Theorie der Abstam- 



mungslehre." Miinchen, 1884. 

 Semper, K : " The Natural Conditions of Existeece as they 



affect Animal Life." Kegan Paul : London, 1881. 

 Varigny, H. de : "Experimental Evolution." Macmillan: 



London, 1892. 

 Veenon, H. M. : " Variation in Animals and Plants." " Internat. 



Sci. Ser." Kegan Paul: London, 1903. 

 Veibs, H. de : " Die Mutations-theorie." 2 vols. Veit : Leipzig, 



1901, 1903. 

 " Species and Varieties, their Origin by Mutation." Chicago' 



1905. 

 ZiEGLEE, H. E. : " Ueber den derzeitigen Stand der Descendenzlehre 



in der Zoologie." Fischer : Jena, 1902. 



16* 



