Tabanos

Found in heavy montane forests with high rainfall at 700-1800 mts.

This species is probably crepuscular or noctural, which may account for its rarity in collections.

Distribucion en Costa Rica:
Distribucion General: Panama; Colombia.

This species has been collected feeding on horses in Panama.

Immature stages of Costa Rican species are unknown, but immature stages of other species in the genus have been collected in aquatic mosses along streams and waterfalls and in moist woodland soil not near water in mosses and liverworts.

Hind tibiae without apical spurs; basicosta without strong setae; third antennal segment with at most an acute dorsobasal angle; subcallus and usually the first antennal segment greatly inflated and shiny; third antennal segment very long and slender, with an obtuse dorsal angle; wings black or partly so, the extreme apex always sharply hyaline, vein R4 bent sharply forward; wing and dorsal surface of the body intensely black; front, subcallus and frontoclypeus wholly orange; first antennal segment orange, only slightly inflated; mid and hind tarsi basally white.

Localidad del tipo: "Panama"
Depositario del tipo: London: The Natural History Museum
Recolector del tipo:

This species does not seem to be particularly common anywhere, but is the most commonly collected species in Costa Rica.