1Plant Protection Research Institute, Agricultural Research Centre, Dokki, Giza, Egypt
2Institute of Environmental Studies and Research, Ain Shams University, Cairo, Egypt
Abstract
The five nymphal instars of the sycamore fig psyllid Pauropsylla willcocksi Dcbski belonging to family Triozidae were collected on Ficus sycomorus L. The collected specimens were identified, described, and illustrated. A key to differentiate the five nymphal instars wa sconstructed.