Pupae of greenhouse whitefly, Trialeurodes vaporariorum, not parasitized (top right), parasitized by Encarsia formosa (center), and with emergence slit of an adult whitefly.

Pupae on leaf parasitized by Encarsia formosa (Encyrtidae),  UCD Arboretum greenhouse (6x) Credit: Jack Kelly Clark
Credit: Jack Kelly Clark