Chrysops

The deerfly, a genus of biting flies with about 80 North American species, characterized by a splotched wing pattern; C. discalis is a vector of Francisella tularensis in the U.S.; C. dimidiatus and C. silaceus are the principal vectors of Loa loa in west Africa. [G. chrysos, gold, + ops, eye]

* * *

Chrys·ops 'kris-.äps n a large widely distributed genus of small horseflies (family Tabanidae) of which the American deerflies are pests of humans and animals and in certain areas transmit tularemia while the African mango flies are vectors of the eye worm (Loa loa)

* * *

n.

a genus of bloodsucking flies, commonly called deer flies. Female flies, found in shady wooded areas, bite humans during the day. Certain species in Africa may transmit the tropical disease loiasis to humans. In the USA C. discalis is a vector of tularaemia.

* * *

Chrys·ops (krisґops) [chryso- + Gr. ōps eye] a genus of small bloodsucking horseflies of the family Tabanidae, found in warm parts of the world.