PLATE C. 



Fig. 1. Macrothri.r teniiicornis, la. labrum. 



Fig. 2. do., first foot. 



Fig. 3. do., antenuye of young. 



Fig. 4. Macrothrix pauper. 



Fig, 5. il/rtc>'o/Ari> rosm, antenna of male. 



Fig. 6. do., spines of shell-margins. 



Fig. 7. do., post-abdomen. 



Fig, 8. Macrothrix laticornis, male. 



Fig. 9. do., semen cells. 



Fig. 10, Pasithea rectirostris, male antenna. 



Fig. 11. Macrothrix rosea, post-abdomen. 



Fig, 12, Macrothrix fenuicornis, " 



Fig, 13. Macrothrix rosea, post-abdomen of male. 



Fig, 14. Drepanothrix clentata, antenna. 



Fig. 15, Ihjocrijptus sordidus, marginal spines. 



Fig, 16. do,, antenna. 



Fig, IT. do,, post-abdomen. 



Fig. 18. Ilyocrijptiis spinifer, 18a. marginal spines. 



Fig. 19. do., antenna. 



Fig. 20. Macrothrix fenuicornis, heart and accompanying vessels 



Fig. 21. Ihjocrijptns spinifer, post-abdomen. 



