Expression of B1193B1193 under the control of Scer\GAL4dpp.blk1 results in wing vein fusions, the anterior crossvein is missing and the submarginal cell is almost absent. The tarsi are truncated and the claws and arista are often missing.
The submarginal cell is almost absent in the wings of flies expressing B1193B1193 under the control of Scer\GAL4dpp.blk1. Wing vein fusions are seen and the anterior crossvein is missing. The tarsi are truncated and one claw is often missing.