3C;3C;35B1-35B2
FBw<up>+ rst+ w+ rst+</up>; 6 polytene bands
z1 w11E4 ; Tp(1;2)TE35B-GR17/Tp(1;2)TE35B flies have red eyes.
Tp(1;2)TE35B-GR17/Tp(1;2)TE35B-GR20 semilethal
z1 w11E4 ; Tp(1;2)TE35B-GR17/+ flies have red eyes.
Eye color on a w- background genotype: red, not suppressed by z1
All limits from polytene analysis (citation unavailable)