Bui. 1 34, U. S. Dept. of Agriculture. 



Plate II, 



Fig. 1.— The Black Scale (Saissetia cleae) on Lemon Twig, Sicily. (Original.) 



Fig. 2.-A Common Citrus Scale (Parlatoria zizyphus) on a Lemon Leaf, Sicily, 



(Original.) 



SOME SCALE INSECT ENEMIES OF CITRUS FRUITS IN SICILY. 



