Orthoceratium lacustre, wing and halter: A male B female. Orthoceratium sabulosum: C wing (male). Veins R4+5, M1, CuA1, and dm-cu indicated.

 
 
  Part of: Pollet M, Stark A (2018) The quest for the identity of Orthoceratium lacustre (Scopoli, 1763) reveals centuries of misidentifications (Diptera, Dolichopodidae). ZooKeys 782: 49-79. https://doi.org/10.3897/zookeys.782.26329