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Spot ID Characters for the Family


Horse Flies and Deer Flies

Key Characters:

  • Large compound eyes cover most of head
  • Third antennal segment elongate and annulated
  • Veins R4 and R5 diverge to enclose wing tip

Picture Gallery

The horse flies or deer flies are stout bodied and have large, brightly colored compound eyes.  In addition, these insects have a third antennal segment that is elongated, and veins on R4 and R5 diverge to enclose the wing tip.