overlaps continuous with wing nerve distal costal vein wing vein L1 combined L1-L3 nerve marginal nerve 2010-03-16T11:17:04Z L1 nerve Nerve that travels through the marginal (and L1) vein (Palka et al., 1979). It carries axons of bristle sensilla of the triple row and the double row plus the large twin sensilla of the margin and the giant sensillum of the radius (Palka et al., 1979). L1 wing nerve VFB:FBbt_00100113 FBbt:00100113 fly_anatomy.ontology L1 sensory nerve