260 FAUNA OF NEW ENGLAND. 



C. massyla (Walker). 



Me.— 4, 6, 7, 8, 9. Vt.— 20, 21. June 21-Aug. 15. 



Mass.— 29, 30, 32. 11. I.— 33. May 30-Aug. 8. 



Seioptera Kirby. 

 S. vibrans (Linne). 

 Me.— 2, 4, 6, 7, 8, 9. N. H.— 11, 12, 15. Vt.— 16. June 7- 



July 19. 

 Mass.— 23, 24, 27. Conn.— 35. June 6-Aug. 8. 



S. dubiosa Johnson, 21-15. 



Mb.— Northeast Harbor, July 16, 1909 (Dr. C. S. Minot). 



Stenomyia Loew. 



S. nasoni Cresson, 13-320. 



Mass. — Barnstable, July 5, 1904; Tuckernuck Isl., Aug. 6, 1909 



iCushman). Conn. — Westport, June 24 (Britton); Hamden, 



July 10. 



S. tenuis Loew. 



Mass. — Lexington, June 28; Nantucket, July 4 (Cushman); 



Woburn, July 11. Conn. — West Haven, June 27; North 



Haven, Aug. 3. 



Eixmetopiella Hendel, 07-98 {Eumetopia of authors, not Westwood). 



E. rufipes (Macquart). 



Mass.— 27, 32. R. I.— 33. Conn.— 35. June 23-Aug. 29. 



Trypetidae. 

 Straussia R.-Desvoidy. 



S. longipennis (Wiedemann). 

 Me.— 9. N. H.— 11, 15. June 25. 



Mass.— 23, 24, 27, 31. R. I.— 33. Conn.— 35. May 24- 

 July 7. 



S. longipennis form, trimaculata Macquart {typica Loew). 

 Mass.— 24, 27, 31. Conn.— 35. May 31-July 15. 



S. longipennis form, cornigera Walker {longitudinalis Loew). 

 Mass.— 23, 24, 27. Conn.— 35. May 21-Aug. 5. 



S. longipennis form, confluens Loew. 

 CoNX. — (Loew). 



The larvae of the above species infest the stalks of sunflowers 

 and "Jerusalem Artichokes." 



Zonosema Loew. 

 Z. electa (Say). 

 Conn. — . 



