212 FAUNA OF NEW ENGLAND. 



Opsidia Coquillett. 



O. gonioides Coquillett. 

 N. H.— 15. 



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

 Sept. 8. 



Prosinella R.-Desvoidy {Euhilarella Townsend, 15-22). 



P. fulvicornis (Coquillett) ; see Allen, 24-92. 

 N. H.— 11. 



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

 Sept. 10. 



Evunacronychia Townsend. 



E. polita Townsend. 



N. H.— 15. 



Mass.— 27, 28,29, 31. R.I.— 33. Conn.— 35. June8-Aug. 1. 



Hilarella Rondani. 



H. dira (R.-Desvoidy) (H. hilarella and H . &iphonina Zetterstedt). 



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



June 25; Manomet, July 17 (Cushmafi); Westport, Jul}^ 31. 



Pachyophthalmus Brauer and Bergenstamm. 



P. signatus (Meigen). 



Me.— 4, 6, 7, 8. N. H.— 11, 14. June 18- Aug. 17. 



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



Senotainia Macquart. 



S. trilineata Van der AVulp. 



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

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

 15-Sept. 4. 



S. rubriventris Macquart. 



Mass. — Framingham, Sept. 4 (Frost); Cohasset, July 15 (Bryant); 

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



S. litoraUs Allen, 24-90. 



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



S. vigilans Allen, 24-89. 



jNIass.- West Springfield, July 26, 1915 (H. E. Smith). 



Taxigramma Ferris, 1852. 

 (Heteropterina Macquart; Nasonimyia Townsend, 16-619). 



T. nasoni (Coquillett). 



AIass. — West Springfield, June 15 (H. E. Sinilh), 



