DIPTERA. 205 



Eutrichogena Townsend, 15-23. 



E. setipennis (Coqiiillett) { Tricogena setipennis CoquiWett; Neo- 



phorichaeta johnsoni H. E. Smith, 15-100). 

 Me. — Northeast Harbor, July 26 {Dr. Minot) ; Southwest Harbor, 



July 15; Machias, July 19. N. H. — Franeonia {Mrs. Slosson). 



Vt.— Bolton Mt., Aug. 30 {Bryant). 



Gonia Meigen. 

 G. aldrichi Tothill, 24-198. 

 Mass.— Essex, Apr. 8, 1920 {Fuller). 



G. brevipulvilli Tothill, 24-211. 

 Mass. — Melrose Highlands {Tothill). 



G. frontosa Say {G. capitata of authors, not De Geer) . 

 Me.— 6, 8, 9. N. H.— 11, 14, 15. Vt.— 16. Apr. 22-June 24. 

 Mass.— 23, 24, 25, 26, 27, 28, 32. R. I.— 33. Conn.— 35. 

 Mar. 31-June 15. 



G. sagax Townsend. 

 Conn.— Hartford {Tothill). 



G. senilis Williston. 



Conn.— New Haven, June 27, 1902 {E. J. S. Moore). 



G. exul WilHston {G. sequax Williston). 



Me.— 6. N. H.— 11, 15. Aug. 16-Sept. 18. 



Mass.— 26, 27, 30. R. I.— 33. Conn.— 35. Aug. 21-Sept. 23. 



G. setigera Tothill, 24-199. 



MASS.—Essex, May 20, 1920 {A. B. Fuller). 



Subgenus Cnephalogonia Townsend, 16-178 and 16-306. 



G. distincta H. E. Smith, 15-99. 

 Me.— Mt. Desert, July 15-21. 



Mass. — Westport Factory, July 31; Provincetown, June 25; 

 Petersham, Aug. 26. Conn. — Colebrook, July 15 {Wheeler). 



Spallanzania R.-Desvoidy. 



S. bucephala (Meigen) {S. hehes Rondani, not Fallen). 



Mass. — Melrose Highlands, May 21; Wellesley, June 18 and 



Sherborn, Sept. 27 {Morse). R. I. — Button woods, June 15. 



Conn. — . 



S. hesperidarum WilKston. 



Me.— 4, 9, 10. N. H.— 11, 14. Vt.— 19, 20. July 11-Aug. 15. 

 Mass.— 25, 26, 27, 29, 30. R. I.— 33. Conn.— 34, 35. June 

 15-Oct. 8. 



Eugaediopsis Townsend, 16-620. 



E. ocellaris Coquillett. 



N. H. — Durham. 



Mass. — Auburndale, Sept. 4, 1904. Conn. — . 



