The Behavior of the Chromosomes as Studied through Linkage. 285 



vgSp ' 



vgsp 

 VgSp Vgsp VgSp vgsp 



m 66 30 20 45 



CySp Q ,, cvspcf 

 c V sp 

 CvSp Cvsp cvSp cvsp 



s 14 7 8 22 



s 105 35 45 131 



Total 119 42 53 153 



Cvsp o x^vspcf 

 cv Sp ^ 



CvSp Cvsp cvSp cvsp 



s 27 83 60 16 



m 79 180 150 43_ 



Total 106 263 210 59 



Table XIX. Experiments showing no Crossing over in the male 



in Chromosome n. 



CvSp_-,^cvsp9 



o ^ 



cvsp 

 CvSp Cvsp cvSp cvsp 



m 29 17 



F. from Bba X bBa 

 BBa Bba bBa bba 



m 350 158 109 



Fj from CvspXcvSp 

 CvSp Cvsp cvSp cvsp 



m 143 67 64 



