DIPTERA. 89 



S. vicina Johannsen, 12-124. 

 Me.— Machias, July 19. 



S. habilis Johannsen, 12-126. 



Me.^, 8. Vt.— 16, 21. June 4-July 14. 



Mass.— 27, 29. May 23-July"4. 



S. sciophila Loew. 



Me.— 8. N. H.— 15. May 23-Aug. 16. 



Mass.— 26, 27, 32. R. I.— 33. Conn.— 35. July 6-Sept. 13. 



S. psittacus Pettey, 18-330. 



Me. — Orono?, Aug. 21 (C. P. Alexander). 



Neosciara Pettey, 18-320. 



N. coprophila (Lintner). 



Me.-^, 6. N. H.— 15. May 4-Aug. 13. 



Mass.— 27, 29. May 10-Sept. 7. 



N. abbreviata Walker. 

 N. H.— White Mts. 



N. actuosa (Johannsen), 12-134. 



Conn. — New Haven, May 10; Yalesville, Oct. 19. 



N. atrata (Say). 



N. H. — Franconia (Mrs. Slosson). 



N. ocellaris (Comstock). 



Mass. — ^Wellesley, Feb., from flower pots (Morse). 



N. dux Johannsen, 12-127. 

 R. I. — -Buttonwoods, June 21. 



N. ericia Pettey, 18-337. 

 Mass. — Brookline. 



N. exigua (Say). 

 N. H. — Franconia. 



N. falcata Pettey, 18-331. 

 Mass. — ^Auburndale, Apr. 



N. fuliginosa Fitch. 

 N. H. — Franconia. 



N. fumida (Johannsen), 12-135. 

 Me.— Mt. Desert, July 22. 

 Mass.— Mt. Tom, July 14. 



N. hastata (Johannsen), 12-130. 

 Me.— Mt. Desert, July 22. 

 Mass.— Woods Hole, July 24. 



N. inconstans (Fitch). 



Me.— Orono; South Deer Isle. N. H.— White Mts. 



