Hesperinus brevifrons, wing

Hesperinus brevifrons, wing

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.