The present work investigation covers a qualitative survey of the scale insects and mealybugs associating with three varieties of Citrus sinensis named Succari, Baladi and Navel orange and one species, Mandarin C. retculata in Abu al Matamir area, in El-Beheira Governorate during the period lasted from February 2011 till January 2013. The exhibited asserted that a total of twelve scale insect and mealybug species following nine genera belonging to four families of supper family Coccoidea infesting four varieties of citrus trees in El-Beheira Governorate were obtained and identified.