ANOTHER CASE OF MULTIPLE ALLELOMORPHS. 239 



Yellow white 9 , ywBywB. 

 Spot black cf, y s Wbb. 

 ywB- ywB, Eggs of "1 

 y s Wb b, Sperm of/ 



Fi 9 , ywBy s Wb. 



Eggs y Wb y s WB y WB ywB y s Wb y s wb y wb y a wB , 

 Sperm ywB ywb B b, 



F2 Females. F Males. 



yWbywB, yellow red. yWb B, yellow red. 



y a WBywB, yellow red. y s WB B, spot red. 



yWBywB, yellow red. yWB B, yellow red. 



ywBywB, yellow white. ywB B, yellow white. 



y s WbywB, yellow red. y s Wb B, spot red. 



y s wbywB, yellow white. y s wb B, spot white. 



ywbywB, yellow white. ywb B, yellow white. 



y a wBywB, yellow white. y s wB B, spot white. 



yWbywb, yellow black red. yWb -b, yellow black red. 



y s WBywb, yellow red. y s WB b, spot red. 



yWByiub, yellow red. yWB b, yellow red. 



ywBywb, yellow white. ywB b, yellow white. 



y a Wbywb, yellow black red. y s Wb b, spot black red. 



y a wbywb, yellow black white. y s wb b, spot black white. 



ywbywb, yellow black white, ywb b, yellow black white. 



y s wBywb, yellow white. y s wB b, spot white. 



As shown by the preceding analysis, the expectation, without 

 considering the strong linkage between spot and white, is as 

 follows : 



Females. Males. 



Yellow red 6 Yellow red . 3 



Yellow white 6 Yellow white 3 



Yellow-black red 2 Yellow-black red i 



Yellow-black white 2 Yellow-black white i 



Spot red 3 



Spot white 3 



Spot-black red i 



Spot-black white i 



