[];[];1B--E
[];[];1B--E
X/0 males are lethal (relative viability of 0), X/Y males are viable (relative viability of 0.78). Levels of maternal nondisjunction are low. Males are fertile. Recovery of male lethals cannot be reduced when in combination with either E(var)71 or Df(2R)M41A10.
All limits from polytene analysis (FBrf0013319)