Animals expressing B1522B1522 under the control of Scer\GAL4dpp.blk1 have mid-proboscis defects and the tarsi are shortened (at least one claw is present).
Flies expressing B1522B1522 under the control of Scer\GAL4dpp.blk1 have shortened tarsi. The flies have a patch of dead cells in the medi-proboscis.