P{EP} insertion.
visible, with Scer\GAL4sca-537.4
scutellar bristle | ectopic, with Scer\GAL4sca-537.4
tormogen cell | ectopic, with Scer\GAL4sca-537.4
trichogen cell | ectopic, with Scer\GAL4sca-537.4
Expression of EP2409EP2409 under the control of Scer\GAL4sca-537.4 results in additional scutellar macrochaetae. Sensory organs with two sockets and one shaft are seen.