26 FAUNA OF NEW ENGLAND. 



O. nigripila Osten Sacken. 



Me. — Orono and Fryeburg, Sept. 5-7 (Alexander). N. H. — 



Franconia (Mrs. Slosson). 

 Mass. — Tyngsboro, June 1 (Fait); Sunderland; Mt. Toby and 



Leverett, May 27-Sept. 10 (Alexander). 



O. nimbipennis Alexander, 17-24. 

 Me. — Mt. Desert, Aug. 21 (Alexander). 



Mass.— Lake May, Berkshire Co., Aug. 24; Mt. Toby, Sept. 

 (Alexander). 



O. notmanni Alexander, 20-225. 



Mass.— North Amherst, May 3-24; Mt. Toby, May 20 (Alex- 

 ander) . 



O. nubila (Osten Sacken). 



Me.— 1, 2. N. H.— 11. Aug. 17-21. 



Mass.— 23, 24, 27, 28, 32. May 1-Sept. 6. 



O. pygmaea (Alexander), 12-166 and 19-911 (0. pilosaDietz). 

 Me.— 1, 2, 6, 7, 8. N. H.— 11. June 8-Aug. 31. 

 Conn.— 35. May 24. 



O. rubella (Osten Sacken). 



Me.— 6. N. H.— 11. Vt.— 21. June 5-8. 



Mass.— 23, 24, 27. Aug. 24-Sept. 25. 



Ula Haliday. 

 U. elegans Osten Sacken. 



Me.— Ft. Kent, Aug. 17. N. H.— Mt. Washington, July; Fran- 

 conia (Mrs. Slosson). Vt. — Manchester, June 8. 

 Mass.— Brookline, Aug. 23; Essex, May 16 (Fuller). 



U. paupera Osten Sacken. 



Me. — Orono, June 8, and Ft. Kent, Aug. 25 (Alexander). 



Mass.— Whately Glen, May 6-29 (Alexander). 



TJlomorpha Osten Sacken. 



U. pilosella Osten Sacken. 



Me. — Orono, June 12 (Alexander); Ellsworth, July 26 (Stanwood). 



Mass. — Sunderland, May 27 (Alexander). 



Adelphomyia Bergroth. 



A. americana Alexander, 12-829. 



Me. — Houlton, Aug. 24 (Alexander). 



Mass. — Mt. Toby; Leverett and Conway, Sept. 5-16 (Alexander). 



A. cayuga Alexander, 12-831. 

 Me. — Orono, Sept. 7 (Alexander). 



Mass. — Lake May; Mt. Toby and Leverett, Aug. 24-Sept. 11 

 (Alexander). 



