Wing of male of Protanyderus margarita from Alexander (1981, fig. 3) Tanyderidae,
Manual of Nearctic Diptera
, Volume 1, Ottawa, p.149–151, (1981)
[1].

Wing of male of Protoplasa fitchii from Alexander (1981, fig. 2) Tanyderidae,
Manual of Nearctic Diptera
, Volume 1, Ottawa, p.149–151, (1981)
[1].

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

Wing of Protoplasa fitchii. From Comstock (fig. 360) The wings of insects,
, Ithaca, N.Y., (1918)
[3].