Wings of male A Liancalus querulus Osten Sacken, and B L. similis Aldrich. Scale bars = 1 mm. Note black speck in cell m of L. similis, indicated by arrow.

 
 
  Part of: Runyon JB, Hurley RL (2015) A revision of the Nearctic species of Liancalus Loew (Diptera, Dolichopodidae). ZooKeys 483: 97-147. https://doi.org/10.3897/zookeys.483.9222