130 FAUNA OF NEW ENGLAND. 



D. calcaratus Aldrich. 



Me.— 7. N. H.— 11, 14. Vt.— 16, 18, 20. June 23-July 12. 



Mass.— 23, 27, 28, 29. Conn.— 35. June 13-Aug. 4. 



D. canadensis Van Duzee, Cole and Aldrich, 21-141. 



Vt. — Lyndon, June 13. 



Mass. — Arlington, June 9 {Barher). 



D. chrysostoma Loew. 



Mass.— Beverly, July 21, 1869 {Burgess); Mt. Everett, June 28. 



D. comatus Loew. 



Me.— 7, 8. N. H.— 11, 15. June 11-Oct. 20. 



Mass.— 27, 29, 30. R. I.— 33. Conn.— 35. June 5-Oct. 16. 



D. cuprinus Wiedemann. 



Me.— 2, 4, 6, 7, 8. N. H.— 11, 12, 15. Vt.— 16, 18, 22. June 



30-Aug. 24. 

 Mass.— 23, 26, 27. Conn.— 35. June 22-Aug. 24. 



D. dakotensis Aldrich. 

 Vt.— Norwich, July 7, 1908. 



D. dasypodus Coquillett, 10-41. 



Me.— Machias, July 19. N. R.—Mt. Washington {Mrs. Slosson). 



D. deflectus Van Duzee, Cole and Aldrich, 21-143. 



Me.— Ft. Kent, Aug. 19. 



Mass. — Brookline, Aug. 31. Conn. — . 



D. detersus Loew. 



N. H. — Franconia {Mrs. Slosson); Hampton, Aug. 10 {Shaw). 



Mass. — Revere, July 29 {Morse). Conn. — Winnipauk, June 16. 



D. discessus Walker. 



Mass. — "Massachusetts" (Walker). (Unrecognizable from de- 

 scription.) 



D. discifer Stannin. 



Me.— 1, 5, 7, 8. N. H.— 11. Vt.— 18, 21. June 24-Aug. 22. 



Mass.— 23, 29. June 16-July 1. 



D. discolor Van Duzee, Cole and Aldrich, 21-116. 

 N. H.— Claremont, June 19. Vt.— Chittenden, Aug. 1 {Be- 

 quaert) . 



D. dorycerus Loew. 



N. n.— White Mts.; Mt. Washington, 3000 ft., July 11; Bretton 

 Woods and Glen House, June 25-30. 



D. eudactylus Loew. 

 N. H.— 13. June 19. 



Mass.— 23, 26, 28, 29. R. L— 33. Conn.— 34. June 10- 

 July 24. 



D. flagellitenens Wheeler. 



N. H. — White Mts. {Morrison). 



