none Significantly fewer (p < 0.01) Bracon hebetor Say developed on paralyzed almond moth larvae, Cadra cautella (Walker), contained on filter paper surfaces previously exposed to the red flour beetle, Tribolium castaneum (Herbst), than on non-exposed surfaces. Adult B. hebetor were apparently repelled by quinones or other chemicals secreted by T. castaneum on the exposed surfaces and did not oviposit as frequently as they did on the non-exposed surfaces.