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Upcoming Events

Interested in a 2022 BugGuide gathering in New Mexico?

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

National Moth Week 2020 photos of insects and people.

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Previous events


Species Tabanus americanus

One Huge Fly! - Tabanus americanus - female One Huge Fly! - Tabanus americanus - female Awesome Fly - Tabanus americanus - female My, what big eyes you have - Tabanus americanus - male large tabanid - Tabanus americanus - female 7/6/19 large fly - Tabanus americanus Blue-eyed Horse Fly - Tabanus americanus - female fly - Tabanus americanus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon (Orthorrhapha)
Infraorder Tabanomorpha
Family Tabanidae (Horse and Deer Flies)
Subfamily Tabaninae (Horse Flies)
Tribe Tabanini
Genus Tabanus
Species americanus (Tabanus americanus)
Synonyms and other taxonomic changes
Tabanus plumbeus Drury 1773, Tabanus ruficornis Fabricius 1775, Tabanus limbatus Palisot de Beauvois 1806
Explanation of Names
Tabanus americanus Forster 1771
22-27 mm (world's largest tabanid)
ON; NH-FL-TX-KS (disjunct)(1)
With known pathogenic transmission of Hog cholera virus, a disease that is only pathogenic to pigs and relatives and Anaplasma marginale, a bacteria that affects cattle.
Works Cited
1.Catalog of Tabanidae (Diptera) of North America north of Mexico
Burger J.F. 1995. International Contributions on Entomology 1(1): 100pp.