Episyrphus (Asiobaccha) nubilipennis (Austen, 1893).
Austen, E.E. (1893) Descriptions of new species of dipterous insects of the family Syrphidae in the collection of the British Museum, with notes on species described by the late Francis Walker. - Part I. Bacchini and Brachyopini. Proceedings of the Zoological Society of London 1893, 132-164.
Species described from Kandy (Sri Lanka) and known fom Sri Lanka, Taiwan, India, Nepal and Japan (Thompson 2010).
unless otherwise stated