91B3;91D1
fru << bk1 << l(3)91Cd << Cha << bk2 << Dl
All limits from polytene analysis (FBrf0049929)
Lethal in combination with Df(3R)fruw24.
When heterozygous with fru, males are fertile, but exhibit no chain behaviour.
Gelbart.
All limits from polytene analysis (FBrf0049929)