Heterozygous flies lack the anterior half of the posterior crossvein and in homozygotes the entire posterior crossvein is missing.
dpps1, sogEP3 has wing vein L2 phenotype
dpps1, sogEP3 has wing vein L5 phenotype
dpps1, sogEP3 has posterior crossvein phenotype
dpps1, sogEP3 has wing vein L4 phenotype
dpps1, sogEP3 has wing vein L3 phenotype
Enhancer piracy line.