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and Coyne, M. J. (1937 I. The effects of i he minute mutations of 

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.•mil W I.\m>\i br. (1934). The genetics of the rumpless fowl. 



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.■mil — . (1930). Further data on genetic modification of 



rumplessness in the fowl. Jour. Genetics 33. 



— , E. C. MacDowell, and G. A. Lebedeff. (1937). Studies on 



spotting patterns. 111. Interaction between genes affecting white 



spotting and those affecting color in the house mouse, (lenities 22. 



Du Toit, P. I. (1913). Untersuchungen iiber das Synsacrum und den 

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E 



East, E. M. (1929). The concept of the gene. I'roc. Internal. Congr. 



Plant Sci. 1. 



— . (1934). The nucleus-plasma problem. A mer. Naturalist 63. 

 Eigenbrodt, Harold J. (1930). The somatic effects of temperature on 



a homozygous race of Drosophila. Physiol. Zool. 3. 

 Eker, R. (1935). The shortwing gene in Drosophila melanogaster and the 



effect of temperature on its manifestation. Jour. Genetics 30. 

 Emerson, R. A. (1914). The inheritance of a recurring variation in 



variegated ears of maize. Amer. Naturalist 48. 

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Genetics 2. 

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pericarp of maize. Genetics 14, 488-5 1 1 . 

 Emsweller, S. L., and H. A. Jones. (1935). A gene for control of inter- 

 stitial localization of chiasmata in Allium fistulosum L. Science 81. 

 Engelsmeier, W. (1935). Nachweis der alternativen Modifikabilitat der 



Haarfiirbung beim Russenkaninchen. Ein Beitrag zur Theorie der 



quantitative!! Wirkung der Gene. Zeilschr. ind. Abstl. 68, 301-410. 

 Ephrussi, B. (1934). The absence of autonomy in the development of the 



effect of certain deficiencies in Drosophila melanogaster. Proc. Nat. 



Acad. Sci. 20. 

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Jour. Exp. Zool. 70. 

 and G. W. Beadle. (1937a). DeVeloppement des couleurs des 



yeux chez la Drosophile: Influence des implants sur la couleur des yeux 



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la Drosophila: Revue des experiences de transplantation. Bull. Biol. 



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