Wing of male of Lycoriella from Wallace (1981, fig. 19) Sciaridae,
Manual of Nearctic Diptera
, Ottawa, p.247-255, (1981)
[1].

Wing of male of Schwenkfeldina imitans from Wallace (1981, fig. 18) Sciaridae,
Manual of Nearctic Diptera
, Ottawa, p.247-255, (1981)
[1].

Wing of female of Pseudosciara forceps from Wallace (1981, fig. 17) Sciaridae,
Manual of Nearctic Diptera
, Ottawa, p.247-255, (1981)
[1].

Wing of female of Phytosciara flavipes from Wallace (1981, fig. 16) Sciaridae,
Manual of Nearctic Diptera
, Ottawa, p.247-255, (1981)
[1].

Wing of male of Sciara from Wallace (1981, fig. 15) Sciaridae,
Manual of Nearctic Diptera
, Ottawa, p.247-255, (1981)
[1].

Wing of male of Zygoneura from Wallace (1981, fig. 14) Sciaridae,
Manual of Nearctic Diptera
, Ottawa, p.247-255, (1981)
[1].

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

Wing of Bradysia.

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