DIPTERA. 259 



Pseud otephritis Johnson. 

 P. corticalis (Loew). 

 Conn. — Branford, May 3 (Winkley). 



P. vau (Say). 



Me.— 5, 9. N. H.— 11, 14, 15. June 16-July 3. 



Mass.— 24, 25, 27, 28. Conn.— 35. May 12-Sept. 7. 



P. vau var. approximata (Banks), 14-138 (P. 7netzi Johnson, 15-49). 

 Mass.— Brookline, Sept. 6, 1920 (C. E. White, Jr.). 



P. vau var. conjuncta Johnson, 21-15. 

 Me.— Bar Harbor, Aug. 10, 1920. 



Chrysomyza Fallen. 



C. demandata (Fabricius). 



Mass. — Melrose Highlands (Wehber) ; Peabody, Sept. 12; Welles- 

 ley, Oct. 12, 1922 {Morse) ; Medf ord, July 2 (Barber) . Conn.—. 



Psairoptera Wahlberg. 



P. nubecula (Johnson) {Chiliza nubecula Johnson, 21-14). 

 Me. — Northeast Harbor, July 6 (Dr. C. S. Minot). Vt.— Mt. 

 Ascutney, July 11. 



Euxesta Loew, 

 E. notata (Wiedemann). 

 Vt.— 16. June 20. 

 Mass.— 27, 29. R. I.— 33. Conn.— 35. June 1-Oct. 12. 



E. scoriacea Loew. 



Mass. — Bourne, June 17; Provincetown, July 8 (Barber); Pocas- 

 set (Barrett Isl.), Aug. 9, 1912 (Cushman). 



Chaetopsis Loew. 



C. aenea (Wiedemann); see Cresson, 13-318, 

 Me.— 7, 8, 10. N. H.— 15. June 26-Sept. 8. 

 Mass.— 26, 27, 28, 29, 30, 31, 32. R. I.— 33. Conn.— 35. 

 June 15-Sept. 4. 



C. apicalis Johnson. 



N. H.— 15. May 25. 



Mass.— 26, 27, 28, 29, 30, 31, 32. R. I.— 33. Conn.— 35. 



May 27-Sept. 7 



C. apicalis var. duplicata Johnson, 21-16. 



Me. — Machias, July 17; Mt. Desert, June 9-Aug. 13. 



C. fulvifrons (Macquart). 



Me.— 6, 7, 8. N. H.— 11, 12. Vt.— 21. June 19-Aug. 16. 

 Mass.— 23, 24, 25, 26, 27, 28, 30. R. I.— 33. Conn.— 35. 

 May 28- July 20. 



