GENETIC STUDIES ON DKOSOPIllLA VIRILIS 



WITH CONSIDERATIOiXS ON 



THE GENETICS OF OTHER SPECIES OF 



DROSOPHILA 



BY 



Charles W. Metz, Mildred S. Moses, 

 AND Eleanor D. Mason 



QH43 



M53 



Published by the Carnegie Institution of Washington 

 Washington, July, 1923 



i 



