288 FAUNA OF NEW ENGLAND. 



D. m-nigrum . (Zetterstedt) . 

 Me.— 1. N. H.— 12, 13, 15. July 4-Sept. 10. 

 Mass.— 26, 27, 32. R. I.— 33. Conn.— 34, 35. May 7-Oct. 

 16. 



D. sordidum (Fallen). 



Me.— 4, 6, 8, 10. N. H.— 12, 14. June 4- Aug. 1. 



Mass.— 25, 27. R. I.— 33. Conn.— 35. May 30-Aug. 4. 



D. tarsalis Loew. 

 Mass. — Boston, June 22. 



Mallochiella Melander, 13-169 {Madiza of authors). 



M. glabra (Fallen). 



Me.— 4, 6, 8, 9, 10. N. H.— 12, 15. Vt.— 21. July 6-Aug. 14. 

 Mass.— 23, 24, 26, 27, 29, 32. R. I.— 33. Conn.— 34, 35. Apr. 

 26-Sept. 26. 



M. halteralis (Coquillett). 



Mass.— 26, 27, 28, 29, 30, 31. R. I.— 33. May 30-Aug. 8. 



Meoneura Rondani. 

 M. vagans (Fallen). 

 Me.— Orr's IsL, July 26, 1907. 



Mass. — Boston, July 4 and Aug. 7; Cambridge; Woods Hole^ 

 July 30 (Sturtevant) . 



OCHTHOPHILIDAE. 

 Ochthiphila Fallen. 

 O. aridella Fallen. 

 Me. — Mt. Desert, June 9- Aug. 21. 



Mass. — Gloucester, May 22; Groton, July 8; Wellesley, May 12 

 (Morse) ; Framingham, May 28. 



O. geniculata Zetterstedt. 



N. H. — Glen House, June 14. Vt. — Bennington, June 19. 



jMass. — Gloucester, May 22; Dan vers. May 16. 



O. juncorum Fallen. 



Me.— 7, 8. N. H.— 11. June 10-Aug. 11. 



IMass.— 23, 27. May 10-June 8. 



O. maritima Zetterstedt. 



Conn.— Rockville, Aug. 23, 1905 (Viereck). 



O. polystigma Meigen. 



Me.— 8. N. H.— 11, 14, 15. June 14-Aug. 22. 

 Mass.— 23, 24, 25, 26, 27, 29, 30, 32. R. I.— 33. Conn.— 34, 

 35. Mav 22-July 24. 



