DESCRIPTION

Comparison: Bee flies resemble bees superficially, but they are flies and possess no sting. Generally, they are stout-bodied and densely haired. Many have a very well developed, long proboscis which extends straight forward and is used to suck nectar. Wings: Held characteristically outstretched. Many species have patterned wing markings. Veins curve toward the costal margin of the wing-tip. M1 ends behind wing tip. There are 3 or 4 posterior cells. Discal cell present. Anal cell open or closed near wing margin. Antennae: The 3rd antennal segment varies in shape. Size: Bee flies are mostly medium to large.