30 



EXPERIMENTS WITH DROSOPHILA AMPELOPHILA. 



Table 34. — Percentage of abnormal offspring in 21 matings 

 of AS (ex. Ns X Ai) X Al {ex. Ns X A9). 



FEMALES. 



Table 35. — Percentage of abnormal offspring in 45 matings 

 of A6 (ex. As X A$) X A2 (ex. As X A$). 



lXMALES. 



