Pupae of silverleaf whitefly that have been parasitized by two different parasitic wasps, Encarsia pergandiella (top and left) and E. luteola (bottom and right).

Encarsia luteola (right and bottom) and E. pergandiella (top and left) on leaf ,(15x), Calif. Dept. Food Ag. lab culture, Sacramento Credit: Jack Kelly Clark
Pupae of silverleaf whitefly that have been parasitized by two different parasitic wasps, Encarsia pergandiella (top and left) and E. luteola (bottom and right). Credit: Jack Kelly Clark