Robber Flies
Asilidae of Goodwell and Texhoma
Texas Co. Oklahoma

Triorla interrupta

Male attacking a male handsome grasshopper, Syrbula admirabilis

Male above and Female below

Triorla interrupta
23 mm
July and August

Efferia interrupta by some, L. Parks, 1968, elevated to Triorla

Parks, L. (1968): Synopsis of robberfly genera allied to Efferia and Eicherax, including a new genus. Pan-Pacific Entomologist 44: 171-179.