Mutants show loss of the scutellar bristle.
Anterior notopleural macrochaetae are removed.
Slight sc; supra-alars, sternopleurals, or other bristles sometimes affected. Extra bristles may be present. Shows acHw-1 effect and may be recognized in heterozygote, homozygote, or male by presence of one or more hairs on anterior mesopleural region. RK2A.
sc8/0 male nearly lethal; survivors show variegation for y and ac; lethality suppressed by a Y chromosome, partially suppressed by parts of the Y.
The acHw-1 effect interacts strongly with h to produce extremely hairy wings.