Tabanus petiolatus explained

Tabanus petiolatus is a species of horse fly in the family Tabanidae.^{[1] [2]} Unlike many Tabanus species, the colour pattern of male eyes is found in the larger, upper lenses - appearing as a dark, brown streak across the light coloured lens. Females of this species have uniformly coloured dark brown eyes. Often confused with Tabanus melanocerus or Tabanus trimaculatus.

Distribution

United States.

Notes and References

1. Moucha . J. . Horse-flies (Diptera: Tabanidae) of the World. Synoptic Catalogue. . Acta Entomologica Musei Nationalis Pragae Supplements . 1976 . 7 . 1–320 . 11 September 2022.
2. Catalog of Tabanidae (Diptera) in North America north of Mexico . 1995 . Burger . J. F. . International Contributions on Entomology. 1 . 1 . 1–100. Associated Publishers .