visible | semidominant
wing vein L2
wing vein L3
wing vein L4
wing vein L5
Wing veins L2 and L3 fused distally, as are wing veins L4 and L5.
Dpse\tg1 has phenotype, suppressible by Dpse\tin1
F.A.E. Crew & P.C. Koller, December 22 1932.