4 CONTENTS. 



Part II. New Data — Continued. page. 



Forkfd rg 



Linkage of vermilion and forked eg 



linkaKt of cherry and forked eg 



Linkage of forked, bar, and fused 60 



Linkage of sable, rudimentary, and forked 61 



Linkage of rudimentary, forked, and bar 62 



Shifted g. 



Linkage of shifted and vermilion 6^ 



Linkage of shifted, vermilion, and bar 64 



Lethals ja and sb g. 



Bar 



66 



^''"■-^- ■ '.'.'.'.'. 66 



Depressed /r_ 



Linkage of depressed and bar 57 



Linkage of cherry, depressed, and vermilion 68 



Club '.'.'.'.'.'.'.'.'.'.'..'.'. 69 



Gcnotypic club _q 



Linkage of club and vermilion -q 



Lmkage of yellow, club, and vermilion ' ' 70 



Linkage of cherry, club, and vermilion 72 



Green 



Chrome 



Lethal 3 ''^ 



Lethal }a 74 



Lethal lb '.'.'.'.'.'.'.'.'.'.'.'.'.'.'.'..'. ^6 



Facet '' , 



Linkage of facet, vermilion, and sable 



Lmkage of eosin, facet, and vermilion ... _o 



Lethal /f 7» 



Lethal sd '.'.'.'.'.'.'.'.'.'.'.'.'.'.'. ''^ 



Furrowed '° 



.Additional data for yellow, white, vermilion, and miniature 80 



New data contributed by A. H. Sturtevant and H. J. Muiler 82 



Summary of the previously determined cross-over values g^ 



Summary of all data upon linkage of gens in chromosome I c. 



Bibliography.. °4 



86 



