1494 LIFE: OUTLINES OF GENERAL BIOLOGY 



W. L. Tower, Evolution in Chrysomelid Beetles. Washington, 1906. 

 H. M. Vernon, Variation in Animals and Plants. Internat. Sci. Series. 

 H. DE Vries, Species and Varieties, their Origin by Mutation. 1905. 



The Mutation Theory. 2 vols. 19 10 and 191 1. 

 A. Weismann, The Germ-Plasm. 1893. Contemporary Science Series. 



SELECTION 



Charles Darwin, Origin of Species. 1859. 



Descent of Man. 1871. 

 V. L. Kellogg, Darwinism To-day. New York. 1907. 

 P. Chalmers Mitchell, Evolution and the War. London, 1915. 

 Important discussion of the struggle for existence and natural 

 selection. 

 L. Plate, Selektions-Princip und Probleme der Artbildung: Ein 

 Handbuch des Darwinismus. 3rd edition. Leipzig, 1908. A 

 careful and scholarly treatise. 

 *E. B. PouLTON, Charles Darwin and the Theory of Natural Selection. 

 1896. 

 G. J. Romanes, Darwin and after Darwin. 3 vols. 1892-97. 

 ♦Alfred Russel Wallace, Darwinism. London, 1899. 



Contributions to the Theory of Natural Selection. 187 1. 

 August Weismann, The Evolution-Theory. 2 vols. London, 1904. 

 A masterly exposition. 

 Germinal Selection. Chicago, 1896. 



ISOLATION 

 J. T. GuLiCK, Evolution, Racial and Habitudinal. Washington, 1905. 



SOME POST-DARWINIAN CONTRIBUTIONS TO EVOLUTION 



THEORY 



W. Bateson, Problems of Genetics. 1913. 



H. Bergson, Creative Evolution. 19 11. 



C. E. P. Brooks, Climate through the Ages: a Study of the Climatic 



Factors and their Variations. 1926. 

 Samuel Butler, Life and Habit (1878); Evolution, Old and New 



(1879) ; Luck or Cunning? (1875) ; Unconscious Memory (1910). 

 C. M. Child, Senescence and Rejuvenescence. Chicago, 1915. 

 E. G. CoNKLiN, Heredity and Environment. 5th edition. Princeton, 



1922. 

 E. D. Cope, Origin of the Fittest. New York, 1887. 



The Primary Factors in Evolution. 1896. 

 L. CuENOT, La Gendse des especes animales. Paris, 1911. 

 J. Demoor, J. Massart, E. Vandervelde, Evolution by Atrophy 



in Biology and Sociology. London, 1899. 

 ♦Arthur Dendy, Outlines of Evolutionary Biology. 2nd edition. 

 A. Dohrn, Die Ursprung der Wirbeltiere, und das Princip des 



Functions wechsel. Leipsiz, 1875. 



