Fig. 5. Sphærococcus elevans, blisters on bark.

Fig. 6. " female in cavity.

Fig. 7. " adult female, side view.

Fig. 8. " dorsal boss of female, after treatment.

Fig. 9. Frenchia semiocculta, male and female galls on twig.

Fig. 10. " female galls, one with protruding tail.

Fig. 11. " male galls.

Fig. 12. " early adult female, side view.

Fig. 13. " adult female, dorsal view.

Fig. 14. " extremity of tail, showing anal ring and setæ.

Fig. 15. " diagram of larva, showing spinnerets.

Fig. 16. " antenna of larva.

Fig. 17. " spinnerets of larva.

Fig. 18. " pupal indusium of male.

Fig. 19. " antenna of male.