EXPLANATION OF PLATE XV. 



POLIASPIS CYCADIS. (Page 177.) 



Fig. 1. Insects, natural size, in situ on portion of leaf 

 of Cycas. 



2. Puparium of adult female. X 15. 



3. Puparium of immature female with plant 



filaments attached. X 15. 



4. Puparium of male. X 20. 



5. Adult female after treatment with potash. 



x 45. 



6. Rudimentary antennae of adult female. X 600. 



7. Posterior spiracles with glands of adult female. 



X 600. 



8. Anterior spiracles of adult female, x 600. 



PINNASPIS BUXI. (Page 207.) 



Fig. 9. Insects, natural size. 



13. The same, showing stains on palm leaf caused 

 by the insects. 



10. Puparium of adult female. X 35. 



11. Adult female (dorsal). X 45. 



12. Doubtful puparium of male, x 35. 



DIASPIS ZAMLE. (Page 165.) 



Fig. 14. Insects, natural size, in situ on leaf of Cycas. 



15. Puparium of adult and immature female. 



x 15. 



16. Adult female after treatment with potash. 



x 45. 



17. Spiracle of adult female with glands. X 600. 



