34 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.60. 



EXPLANATION OF PLATES. 



Figures 1, 2, 3, 5, 11, 12, 14, 15. 16, 17, 19, 24, 25, 26, 29, 30, 42, 43, 44, 49, 50, 

 51, 52, 55, 68. 70. 71, 72, 73, 74. 77, and 95 were drawn by Mr. W. R. Walton. 

 All the other figures were drawn by Mr. C. T. Greene. All drawings read from 

 left to right. 



Plate 1. 



Fig. 1. Sturmia sociahilis Greene. 



2. Sturmia distinctn Wiedemann. 



3. Phorocera mcracanthae Greene. 



4. Stwmia inquinata Van der Wnlp. 



5. Celatoria diabroticae Schiner. 



Plate 2. 



Fig. 6. Ptilodexia tibialis Desvoidy. 



7. Hilarella siphondna Zetterstedt. 



8. Pachyophthalmufi floridensis Townsend. 



9. Megapriopsis opaca Coquillett. 

 10. Zelia vertebrata Say. 



Plate 3. 



Fig. 11. Beskia aelops Walker. 



12. Oestrophnsia ochracea Bigot. 



13. Phasmophaga antennalis Townsend. 



14. Coquillettina plankii Walton. 



Plate 4. 



Fig. 15. Latreillemyia bifasciata Fabricius. 



16. Leucostoma atra Townsend. 



17. Microphthalma disjiincta Wiedemann. 



18. Exorista lobeliae Coquillett. 



Plate 5. 



Fig. 19. Oymnosoma fuUginosa Desvoidy. 



20. Ocyptera carolinae Desvoidy. 



21. Exorista confinis Fallen. 



22. Trichopoda pennipes Fabricius. 



23. Trichopoda lanipes Fabricius. 



Plate 6. 



Fig. 24. Neopales saundersii Williston. 



25. Exorista boarmiae Coquillett. 



26. Hyphantrophaga hyphantriae Townsend. 



27. Exorista eudryadis Townsend. 



28. Frontina frenchii Williston. 



Plate 7. 



Fig. 29. Linnaemyia fulvicauda Walton. 



30. Frontina aletiae Riley ; Frontina archippivora Williston. 



31. Clausicella tarsalis Coquillett. 



32. Tachinophyto tortricis Coquillett. 



33. Sturmia pilatei Coquillett. 



