EXPLANATION OF PLATES 

 Plate 1 



Fig. 1. Psi7opMs 6z7o6ms, new species, hypopygium of male. 



2. Psilopus bilobus, new species, fore tarsus of male. 



3. Psilopus bilobus, new species, wing of male. 



4. Psilopus longipes, new species, wing. 



5. Psilopus semicomatus, new species, hypopygium of male. 



6. Psilopus semicomatus, new species, fore tarsus of male. 



7. Psilopus planipes, new species, hypopygium of male. 



8. Psilopus mensor, new species, fore tarsus of male. 



9. Psilopris mensor, new species, first two joints of middle tarsus of male. 



10. Psilopus mensor, new species, hind tarsus of male, top view. 



11. Psilopus mensor, new species, last four joints of hind tarsus of male, 



side view. 



12. Psilopus bicoloripes, new species, hypopygium of male. 



13. Psilopus longipennis, new species, hypopj-gium of male. 



14. Psilopus longipennis, new species, part of middle basitarsus of male. 



15. Psilopus longipennis, new species, wing of male. 



16. Psilopus cylindricus, new species, hypopygium of male. 



17. Psilopus augustatus, new species, hypopj'gium of male. 



18. Psilopus semiciliatus, new species, hypopj^gium of male. 



19. Psilopus semiciliatus, new species, fore tarsus of male. 



20. Psilopus panamensis, new species, hypopygium of male. 



21. Psilopus nitidicauda, new species, hypopygium of male. 



22. Psilopus nitidicauda, new species, fore tarsus of male. 



23. Psilopus flaviannulatus, new species, hypopygium of male. 



24. Psilopus clavatus, new species, hypopygium of male. 



25. Psilopus clavatus, new species, fore tarsus of male. 



26. Psilopus clavatus, new species, hind tarsus of male. 



27. Psilpus simulans, new species, hypopygium of male. 



28. Psilopus simulans, new species, fore tarsus of male. 



29. Psilopus nitidicauda, new species, tip of wing. 



30. Sympycnus imperfectus, new species, fore tarsus of male. 



31. Sympycnus imperfectus, new species, wing. 



32. Sympycnus longipes, new species, antenna of male. 



33. Sympycnus longipes, new species, last two joints of middle tarsus of male. 



34. Sympycnus filiformis, new species, antenna of male. 



63 



