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True Horse Flies
Tabanus
Tabanus is a genus of biting horseflies of the family Tabanidae. Females have scissor-like mouthparts that aim to cut the skin. The horsefly can then lap up the blood. Horseflies of this genus are known to be potential vectors of anthrax, worms and trypanosomes. Some species, such as Tabanus bovinus, prefer bovine animals and are less harmful to humans. The genus contains hundreds of species and many species groups, including:
60 branches of this genus, most-observed first

Black Horse Fly
speciesTabanus atratus

Tabanus lineola
complexTabanus lineola

Dark Giant Horse Fly
speciesTabanus sudeticus

Tabanus sulcifrons
complexTabanus sulcifrons

Western Black Horse Fly
speciesTabanus punctifer

Devoted Horse Fly
speciesTabanus calens

Band-eyed Brown Horse Fly
speciesTabanus bromius

Large Marsh Horse Fly
speciesTabanus autumnalis

Saltmarsh Greenhead Flies
complexTabanus nigrovittatus

American Horse Fly
speciesTabanus americanus
Pale Giant Horse Fly
speciesTabanus bovinus

Three-spotted Horse Fly
speciesTabanus trimaculatus

Chained Horse Fly
speciesTabanus catenatus
Green-eyed Horse Fly
speciesTabanus fulvulus

Hippo Fly
speciesTabanus biguttatus

Tabanus chrysurus
speciesTabanus chrysurus

Tabanus taeniola
speciesTabanus taeniola
Stygian Horse Fly
speciesTabanus stygius

Tabanus proximus
speciesTabanus proximus

Downland Horse Fly
speciesTabanus glaucopis

Tabanus quinquevittatus
speciesTabanus quinquevittatus

Tabanus trigonus
speciesTabanus trigonus

Tabanus occidentalis
speciesTabanus occidentalis

Reinwardt's Horse Fly
speciesTabanus reinwardtii

Tabanus venustus
speciesTabanus venustus

Tabanus rectus
speciesTabanus rectus

Tabanus aegrotus
speciesTabanus aegrotus

Crepuscular Horse Fly
speciesTabanus sackeni

Tabanus australicus
speciesTabanus australicus

Glossy Horsefly
speciesTabanus insignis

Tabanus striatus
complexTabanus striatus

Tabanus kesseli
speciesTabanus kesseli

Narrow-winged Horse Fly
speciesTabanus maculicornis

Tabanus marginalis
speciesTabanus marginalis

Tabanus albocirculus
speciesTabanus albocirculus

Tabanus novaescotiae
speciesTabanus novaescotiae

Tabanus equalis
speciesTabanus equalis

Tabanus tergestinus
speciesTabanus tergestinus

Striped Horse Fly
speciesTabanus taeniatus

Tabanus pumilus
speciesTabanus pumilus

Tabanus nigripes
speciesTabanus nigripes

Tabanus eggeri
speciesTabanus eggeri

Tabanus petiolatus
speciesTabanus petiolatus

Tabanus barbarus
speciesTabanus barbarus

Tabanus pallidescens
speciesTabanus pallidescens

Tabanus erebus
speciesTabanus erebus

Tabanus par
speciesTabanus par

Tabanus gladiator
speciesTabanus gladiator

Tabanus gratus
speciesTabanus gratus

Tabanus dorsiger
speciesTabanus dorsiger

Tabanus leucostomus
speciesTabanus leucostomus

Tabanus monotaxis
speciesTabanus monotaxis

Tabanus galloisi
speciesTabanus galloisi

Tabanus mandarinus
speciesTabanus mandarinus

Tabanus fumipennis
speciesTabanus fumipennis

Tabanus superjumentarius
speciesTabanus superjumentarius

Tabanus rufidens
speciesTabanus rufidens

Tabanus nemoralis
speciesTabanus nemoralis

Tabanus turbidus
speciesTabanus turbidus

Tabanus abactor
speciesTabanus abactor
Where it lives
Recorded sightings
—
geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Tabanus in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 49704.