EXPLANATION OF PLATE LXXXIV. 

 Lecanium nigrum. 



Fig. I. Stem oi Hibiscus, with insects, nat. size. 



2. Adult 9, dorsal view, x 8. 



3. Adult 9, side view, x 8. 



4. Immature 9, dorsal view, x 8. 



5. Stigmatic cleft and spines of immature 9. 



6. Stigmatic cleft and spines of adult 9. 



7. Foot of adult 9, x 150. 



8. 9, 10. Dermal cells, x 150. 



11. Anal operculum, x 150. 



12. Antenna, x 150. 



13. Section through derm, x 650. 



{a) Pale median spot. 

 {b) Central pore. 



14. Puparium of male, x 25. 



15. Adult i, X 35. 



16. Terminal segments of adult S, x 200. 



17. Male larva, x 25. 



