Maskell. — 0)1 Coccidte. 331 



Plaee XX. — continued. 



Fig. 7. Lecanium mirificum, insects on twig. 



Fig. 8. „ adult female, dorsal view. 



Fig. y. „ antenna of female. 



Fig. 10. „ markings of epidermis. 



Fig. 11. „ female, second stage. 



Pig. 12. „ female antenna. 



Fig. 13. „ antenna of larva. 



Fig. 14. „ test of male. 



Plate XXI. 



Fig. 1. Mallophora sinensis, diagram of abdomen of female. 



Fig. 2. „ diagram of abdomen of larva. 



Fig. 3. Eriococcus simplex, armature of male. 



Fig. 4. Coccus acacia;, antenna of female. 



Fig. 5. Sphcerococcus rugosus, type, galls on twig. 



Fig. 6. „ gall, magnified. 



Fig. 7. „ female, ventral view. 



Fig. 8. „ var. elongatus, galls on leaf. 



Fig. 9. „ galls, magnified. 



Fig. 10. Spharococcus pulchellus, insects on twig. 



Fig. 11. „ tests magnified, side, top, and end 



views. 

 Fig. 12. „ adult female, side view 



Fig, 13. „ chicinous band and marks. 



Plate XXII. 



Fig. 1. Sphccrococcus socialis, galls on twig. 



Fig. 2. „ gall, magnified. 



Fig. 3. „ gall cut open longitudinally. 



Fig. 4. „ one of the aborted leaves forming the gall. 



Fig. 5. „ adult female, ventral view. 



Fig. 6. „ antenna of female. 



Fig. 7. „ spike of male. 



Fig. 8. Monoplilehus hurmeistcri, adult female, dorsal view. 



Fig. 9. „ antenna of female. 



Fig. 10. „ larva. 



Fig. 11. „ antenna of larva. 



Fig. 12. „ antenna of male. 



Fig. 13. „ eye of male. 



Fig. 14. „ abdomen and tassels of male. 



Fig. 15. „ wing of male. 



Fig. 16. „ haltere of male. 



