150 Psyche [August 



Fig. 9. dorsal (above) and ventral (below) setse, XIOOO; Fig. 

 10. posterior leg, X80; Fig. 11. antenna, X80. 



Fig. 12-19, Farinococcus ■muUispi7wsus, gen. et sp. nov., 

 all adult female. Fig. 12. spiracular, multilocular disk and 

 triangular (three views) bodj' pores, XIOOO; Fig. 13. anterior 

 spiracle, X80; Fig. 14. cerarian spine, XIOOO; Fig. 15. posterior 

 leg, X-80; Fig. 16. body seta, XIOOO; Fig. 17. antenna, X80; 

 Fig. 18. apex of abdomen, X40: Fig. 19. outline of body from 

 below, showing location of parts, extent of spine and seta clusters 

 shown by dotted line at margin, X8; 



Fig. 20-26, Ripersia petiolicola, sp. nov., all adult female. 

 Fig. 20. ventral multilocular disk pore, XIOOO; Fig. 21. tri- 

 angular pore, XIOOO; Fig. 22. posterior leg, X80; Fig. 23. 

 spiracle, X80; Fig. 24. ventral seta, XIOOO; Fig. 25. antenna 

 X80; Fig. 26. cerarian spine XIOOO. 



Plate VI. 



Fig. 1. Ripersia petiolicola, sp. nov., adult female, apex of 

 abdomen, XI53. 



Fig. 2-11. Ripersia suhcorticis, new species, all adult female. 

 Fig. 2. antenna, X80; Fig. 3. ventral seta, XIOOO; Fig. 4. 

 spiracle, X80; Fig. 5. larve ventral tubular duct, XIOOO; Fig. 6. 

 posterior leg, X80; Fig. 7. small ventral tubular ducts, XIOOO; 

 Fig. 8. triangular pore, XIOOO; Fig. 9. dorsal seta (above) and 

 cerarian spine (below), XIOOO; Fig. 10. ventral multilocular 

 disk pore, XIOOO; Fig. 11. apex of abdomen, X80. 



Fig. 12-19, Akermes quinquejmri Newst., all adult female 

 except last. Fig. 12. anal plates, X80; Fig. 13. margin of spi- 

 racular thickening showing spines, X80; Fig. 14. dorsal simple 

 pores, singly and in cluster, XIOOO; Fig. 15. outline of body, 

 optical section, showing particularly the five dorsal "cribriform 

 plates" and the arrangement of the ventral disk pores, X8; Fig. 

 16. marginal spines XIOOO; Fig. 17. ventral multilocular disk 

 and simple pores, XIOOO; Fig. 18. Dorsal multilocular disk 

 pore, XIOOO; Fig. 19. margin of abdomen of larva showing short 

 ventral setse, X80. 



