40-41;56F;62F;79B
2Lt - 40 | 62F - 79B | 56F - 41 | 62F - 3Lt ; 2Rt - 56F | 79B - 3Rt
40-41;56F;62F;79B
homozygous lethal crossing-over reduced in 2R, 3L
selected on the basis of reduced recombination in heterozygous females.
Recombination reduced on chromosome arm 3L.
All limits from polytene analysis (FBrf0021565)