212 FAUXA OF XEW ENGLAND. 



Opsidia Co quill ett. 



O. gonioides Coqiiillett. 

 X. H.— 15. 



Mass.— 24, 27, 31, 32. R.I.— 33. Coxx.— 35. June 28- 

 Sept. 8. 



Prosinella R.-Desvoidy {Euhilarello. Tovmsend, 1.5-22). 



P. fulvicornis fCoquillett;; see Allen. 24-92. 

 N. H.— 11. 



Mass.— 24, 29, 30, 32. R.I.— 33. Coxx.— 35. June 25- 

 Sept. 10. 



Eumacronychia Tovmsend. 



E. polita Townsend. 

 X. H.— 15. 



Mass.— 27,28, 29, 31. R.I.— 33. Coxx.— 35. JuneS-Aug. 1. 



Hilarella Rondani. 



H. dira (R.-Desvoidy) {H. hilarella and H. siphonina Zetterstedt). 



INIass. — West Springfield, Aug. 31 {H. E. Smith); Provincetown, 



June 25; Manomet, July 17 {Cushman); Westport, July 31. 



Pachyoplithalnius Brauer and Bergenstamm. 



P. signatus CMeigen). 



Me. — ±, 6, 7. 8. X. H.— 11, 14. June 18-Aug. 17. 



Mass.— 24, 25, 26, 27, 28, 32. R. I.— 33. M&y 18-July 16. 



Senotainia Macquart. 



S. trilineata Van der Wulp. 



Me.— 1, 8. X. H.— 11, 15. Vt.— 16, 19. June 21-Aug. 17. 

 Mass.— 24, 27, 28, 29, 30, 31, 32. R. I.— 33. Coxx.— 35. June 

 15-Sept. 4. 



S. rubriventris IMacquart. 



IMass. — Framingham, Sept. 4 (Frost); Cohasset, Julj' 15 (Bryant); 

 WoUaston, Sept. 5. R. I. — Buttonwoods, June 25, 



S. litoraHs Allen, 24-90. 



Mass. — Manomet, July 17, 1904 (Cushman) . 



S. vigUans Allen, 24-89. 



Mass.— West Springfield, July 26, 1915 (H. E. Smith). 



Tazigramma Ferris, 1852. 



(Hetewpterina Macquart; Xa^sonimyia Townsend, 16-8 19j. 



T. nasoni (CoquiUett). 



Mass. — West Springfield, June 15 ^H. E. Smith). 



