Posted by John Carr on 11-06-2017 18:56
#2
Probably an undescribed species of
Paradidyma (tribe Minthoini).
It doesn't match any of the species in the revision by Reinhard (1934), but he may not have included all species described by Townsend in other genera.
Reinhard, H. J. 1934. American muscoid flies of the genera Ceratomyiella and Paradidyma. Proceedings of the United States National Museum 83 [= No. 2973]: 9–43.