106 FAUXA OF XEW EXGL.IXD, 



C. proximus Walker. 



Me.— 4. 5. 6, 7. 9. X. H.— 11. 15. Vt.— 16, 18. June 22- 



Julv22.' 

 Mass.— 23,. 27, 28, 29. R. I.— 33. Coxx.— 35. June 8-26. 



C. simiUimus Walker (C. propinquus Walker). 

 X. H. — Franconia: Hampton. 

 R. I. — Buttonwoods, June 22. 



C. quadratus Sav. 



Me.— 4. 5. 6. 8.^9. 10. X'. H.— 11. 12, 15. Vt.— 18, 22. June 



26-Aug. 20. 

 Mass.— 23, 27, 29. R. I.— 33. Coxx.— 35. June 6-Aug. 10. 



C. rotundipennis Loew. 



^Iass.- Fall River, Julv 19 {X. S. Easton) . R. L— Buttonwoods, 

 July 24. 



Ptiolina Zetterstedt. 

 P. edeta (Walker). 

 X. H.— ••Alpine Garden," Mt. Washington, July 4, 1914. 



Spania Meigen. 



S. nigra var. americana Johnson, 23-70. 



Me.— "TF?M Hole Pond;' near Bar Harbor, June 21, 1921. 



Atherix Meigen. 

 A. variegata Walker. 

 ^Ie. — Orono. X. H. — Jefferson. 



Mass. — Amherst. Coxx. — Xorthfield; South. Meriden, June 4 

 {H. L. Johnson). 



Symphoromyia Frauenfeld. 



S. hirta Johnson (S. pullata Coquillett, in part, see Aldrich, 15- 



124). 

 X'. H.— 11. 14, 15. Vt.— 21, 22. June 5-Julv 5. 

 Mass.— 23, 26. R. I.— 33. Coxx.— 35. June 11-24. 



S. montana Aldrich, 15-133. 



X'. H. — INlt. Washington (Mrs. Slosson) ; Bretton Woods, June 25. 



Hilarimorpha Schiner. 



H. pusilla Johnson, 2.3-70, 



X. B..— Hanover, July 7. XT.—Xorivich, July 8, 1908. 



Cyrtidae. The Small-headed Flies. . 



Pterodontia Graj-. 

 P. analis Westwood. 

 ^Iass.— Woods Hole. 



P. flavipes Grav. 



Me.— 10. X. H.— 11, 13. 14, 15. Julv 14-26. 



^Iass.— 24, 25, 26, 27. July 10-20. 



