Sphecomyia tergite 1. A Sphecomyia columbiana B Sphecomyia pattonii.
Part of:
Moran KM, Skevington JH (2019) Revision of world
Sphecomyia
Latreille (Diptera, Syrphidae). ZooKeys 836: 15-79.
https://doi.org/10.3897/zookeys.836.30326