RK3 Some wing rudiments. Homozygotes are late emerging.
Phenotype like that of ap4, but weaker. Wings straplike, about 30% normal length. Adult survives past fifth day. apT60/Df(2R)M41A4 female lays eggs (FBrf0017003). RK2.
Thomas, July 1960.
Thomas.
ap4-like, but weaker.