336 HERMANN J. MULLER 



LITERATURE CITED 



Bridges, C. B. 1913 Non-disjunction of the sex-chromosomes of Drosophila. 



Jour. Exp. Zool., vol. 15, no. 4. 



1914 Proof through non-disjunction, etc. Science, vol. 40, no. 1020. 

 Bridges, C. B., and Sturtevant, A. H. 1914 A new gene in the second chromo- 

 some, etc. Biol. Bull., vol. 26. 

 Metz, C. W. 1914 Chromosome Studies in the Diptera. I. Jour. Exp. Zool., 



vol. 17, no. 1. 

 Morgan, T. H. 1911a Random segregation versus coupling in Mendelian 



inheritance. Science, vol. 34, no. 873. 



1911b An attempt to analyze the constitution of the chromosomes on 



the basis of sex-linked inheritance in Drosophila. Jour. Exp. Zool., 



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1914a No crossing-over in the male of Drosophila, etc. Biol. Bull., 



vol. 26. 



1914b Mosaics and gynandromorphs in Drosophila. Proc. Soc. Exp. 



Biol, and Med., vol. II. 

 Morgan, T. H., and Lynch, C. J. 1912 The linkage of two factors in Drosophila 



that are not sex-linked. Biol. Bull., vol. 23, no. 3. 

 Stevens, N. M. 1908 A study of the germ cells of certain Diptera, with reference 



to the heterochromosomes and the phenomena of synapsis. Jour. 



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 Sturtevant, a. H. 1913a The linear arrangement of six sex-linked factors in 



Drosophila, as shown by their mode of association. Jour. Exp. Zool., 



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1913b A third group of linked genes in Drosophila ampelophila. 



Science, vol. 37, no. 965. 



