part of continuous with wing vein L6 longitudinal vein second anterior cubital vein 2024-05-30T13:35:38Z wing vein CuA2 https://www.ento.csiro.au/biology/drosophila/melanogaster.html?CuA2 Short anteroposteriorly-oriented vein that branches from the anterior cubital vein (Stark, 1999; Fabian et al., 2016). It fuses with the first anal vein (Fabian et al., 2016). fly_anatomy.ontology FBbt:00053246 anal crossvein second branch of anterior cubitus fused first anal and second anterior cubital vein