Wing of male of Sylvicola fenestralis from Peterson (1981, fig. 4) Anisopodidae,
Manual of Nearctic Diptera
, Ottawa, p.305-312, (1981)
[1].

Wing of female of Olbiogaster sackeni from Peterson (1981, fig. 3) Anisopodidae,
Manual of Nearctic Diptera
, Ottawa, p.305-312, (1981)
[1].

Wing of female of Mycetobia divergens from Peterson (1981, fig. 2) Anisopodidae,
Manual of Nearctic Diptera
, Ottawa, p.305-312, (1981)
[1].

Wing venation of Sylvicola. Terminology based on McAlpine Manual of Nearctic Diptera,
, Ottawa, (1981)
[2]. The image was drawn by Giancarlodessi.

Wing venation of Mycetobia. Terminology based on McAlpine Manual of Nearctic Diptera,
, Ottawa, (1981)
[2]. The image was drawn by Giancarlodessi.

Wing of wood gnat (Rhyphus). From Comstock (fig. 52) The wings of insects,
, Ithaca, N.Y., (1918)
[3].