Round emergence hole of a parasitic wasp, Tamarixia schina, in a nymph of peppertree psyllid, Schinus molle.

Tamarixia sp emergence hole in peppertree psyllid nymph Alameda Co.; Credit: Jack Kelly Clark
Round emergence hole of a parasitic wasp, Tamarixia schina, in a nymph of peppertree psyllid, Schinus molle. Credit: Jack Kelly Clark