9, 10 Antennal length ratios: 9 Peradon palpator male, basoflagellomere more than twice as long as scape 10 P. bidens male, basoflagellomere less than twice as long as scape 11, 12 Tergites in lateral view: 11 with golden pilosity (Peradon aurigaster male) 12 with silvery white pilosity (P. flavofascium male).

  Part of: Reemer M, Skevington JH, Kelso S (2019) Revision of the Neotropical hoverfly genus Peradon Reemer (Diptera, Syrphidae, Microdontinae). ZooKeys 896: 1-93. https://doi.org/10.3897/zookeys.896.36493