Lethal in combination with Df(1)N-8 at both 18oC and 29oC. 38% of homozygotes survive at 29oC, 80% survive at 18oC. Wings are normal in heterozygotes. Homozygotes have weak notches and deltas at the wing tips at 29oC, but at 18oC they have strong notches and thick wing veins.
Shellenbarger and Mohler.