EXPLANATION OF PLATE LXXXVL 



Lecanium expansum. 



Fig. I. Adult 9, in situ, nat. size. 



2. „ dorsal view, x 7. 



3. ,, anal operculum and surrounding parts 



4. „ anal operculum, x 100. 



5. Group of spinnerets from dorsal surface. 



6. A single ventral spinneret. 



7. Stigmatic cleft and spines. 



8. Waxy plate from dorsum. 



9. Marginal scales, dorsal view, x 650. 



10. Antenna. 



11. Marginal hairs of immature female. 



12. Marginal hairs of male larva. 



13. A single marginal hair of male larva. 



14. Male puparium. 



15. Adult male, dorsal view. 



16. Head of male, from below. 



17. Terminal joint of antenna of male. 



Lecanium expansum, var. quadratum. 



18. Antenna of adult female. 



19. Anal operculum, x 100. 



