Produces an extreme vg phenotype in combination with either Df(2R)vg-B or vg83b27-R; all adult structures derived from the wing discs, including the notum, are deleted. Produces a vg phenotype in combination with vg83b27. Produces a weak vg phenotype in combination with vg83b27.
Revertant; the dominant wing and haltere phenotype of the progenitor has been lost.