Wing of male of Bibiodes aestivus from Hardy (1981, fig. 11) [1].

References

1. Hardy D.E.
   (1981) Bibionidae. in: McAlpine J.F. (Ed.), Manual of Nearctic Diptera. Agriculture Canada, Ottawa, pp. 217-222.

Wing of male of Bibio xanthopus from Hardy (1981, fig. 10) [1].

References

1. Hardy D.E.
   (1981) Bibionidae. in: McAlpine J.F. (Ed.), Manual of Nearctic Diptera. Agriculture Canada, Ottawa, pp. 217-222.

Wing of male of Dilophus from Hardy (1981, fig. 9) [1].

References

1. Hardy D.E.
   (1981) Bibionidae. in: McAlpine J.F. (Ed.), Manual of Nearctic Diptera. Agriculture Canada, Ottawa, pp. 217-222.

Wing of male of Hesperinus brevifrons from Hardy (1981, fig. 8) [1].

References

1. Hardy D.E.
   (1981) Bibionidae. in: McAlpine J.F. (Ed.), Manual of Nearctic Diptera. Agriculture Canada, Ottawa, pp. 217-222.

Wing of male of Penthetria heteroptera from Hardy (1981, fig. 7) [1].

References

1. Hardy D.E.
   (1981) Bibionidae. in: McAlpine J.F. (Ed.), Manual of Nearctic Diptera. Agriculture Canada, Ottawa, pp. 217-222.

Wing of male of Plecia americana from Hardy (1981, fig. 6) [1].

References

1. Hardy D.E.
   (1981) Bibionidae. in: McAlpine J.F. (Ed.), Manual of Nearctic Diptera. Agriculture Canada, Ottawa, pp. 217-222.

Wing venation of Bibionidae. Terminology based on McAlpine [1]. The image was drawn by Giancarlodessi.

References

1. McAlpine J.F., et al
   (1981) Manual of Nearctic Diptera. Research Branch, Agriculture Canada, Ottawa.