154 LITERATURE LIST 



Beetles of the Genus Leptinotarsa. Publ. Caniegie Inst. 

 Washington, No. 48, 1906. 

 35. Treasury of Human Inheritance. Publ. Gralton Laboratory 

 for Nat. Eugenics, London University. 

 *36. Vries, H. de. The Mutation Theory (Trans.). London, 1910. 



*37. Species and Varieties, their origin through Mutation. 



Chicago and Loudon, 1905. 

 *38. Wallace, A. K Darwinism. London, 1889. 

 39. Weisniann, A. Essays upon Heredity and Kindred Subjects 

 (Trans.). Oxford, 1891, 1892. 



*40. The Germ Plasm (Trans. Parker and Ronnfeldt). 



London, 1893. 



*41. The Evolution Theory (Trans. J. A. and M. R. 



Thomson). London, 1904. 

 42. Wheldale, Muriel. Plant Oxydases and the Chemical Inter- 

 relationships of Colour-varieties. Progressus Rei Botani- 

 cae, ni, p. 457. Jena, 1910. 

 *43. Whetham, W. C. D. and C. The Family and the Nation. 

 London, 1910. 

 43rt. Wilson, E. B. Studies on Chromosomes. Journal of Exp. 



Zoology. 1905-1909. 

 44. Yule, G. U. Mendel's Laws and their probable relations 

 to intra-racial Heredity. New Phytologist. Vol. i, 1902, 

 p. 193. 



