part of campaniform sensillum of ventral humeral crossvein FBbt:00004085 Humeral crossvein campaniform sensillum located on the ventral side of the wing. It is situated close to the dorsal humeral crossvein campaniform sensillum separated by the intermediate portion of the costal nerve (Murray et al., 1984). It is a large circular sensillum which bears a socket that is tightly fused to the dome and diminishes on one side. The sensillum is around 6.5 micrometers in diameter. ventral humeral crossvein sensillum campaniformium fly_anatomy.ontology wing nerve vHCV VFB:FBbt_00004085 v.HCV vHCV ventral humeral crossvein campaniform sensillum humeral crossvein wing campaniform sensillum