DIPTERA. 209 



P. neotibialis West, 24-184. 



Mass.— Cohasset, Sept. 15, 1904 (Bryant). Conn. — Colebrook 



(Wheeler). 



P. rufipennis Macquart. 



N. H. — Mt. Washington (Mrs. Slosson). 



Myiocera R.-Desvoidy. 



M. isolata West, 24-188. 



N. U.— Hanover, July 4, 1908. 



M. novaeangliae West, 24-189. 



Conn. — Colebrook (Wheeler); Darien, June 16, 1909. 



M. protrudens West, 24-190. 

 Mass.— Sharon, Aug. 3, 1909. 



Cholomyia Bigot. 



C. inaequipes Bigot (Thelairodes basalts Giglio-Tos, 9). 



Mass. — ^Waltham. 



A parasite of the Plum Curculio and other species of Conoira- 

 chelus (see Quaintance and Jenne, 12-150). 



Sardiocera Brauer and Bergenstamm. 



S. valida (Wiedemann) (Theresia tandrec of authors, see Town- 

 send, 12-117). 

 Me.— 9. N. H.— 11, 15. June 28- July 17. 

 Mass.— 24, 26, 27, 28, 32. Conn.— 34. July 18-Sept. 25. 



Thelaira R.-Desvoidy. 



T. nigripes (Fabricius) (T. leucozona Panzer). 

 Me.— 5, 8. N. H.— 11, 12, 15. Vt.— 16, 21. June 18-Sept. 10. 

 Mass.— 23, 24, 25, 27, 28, 29, 32. R. I.— 33. Conn.— 35. June 

 5-Oct. 4. 



Ochrocera Townsend, 16-lS. 



O. vaginalis Townsend, 16-18. 



Me.— Bar Harbor, Aug. 10, 1920. N. H.—Base Station, Mt. 

 W^ashington, Aug. 27-31, on flowers of Solidago (Townsend). 



Protodexia Townsend, 12-117. 



P. synthetica Townsend, 12-117 and 16-19. 



Mass. — Melrose Highlands, Aug. 14, 1908 (demons). 



Eutheresia Townsend, 11-149. 



E. canescens (Walker), 



Mass.— Philhpston, Aug. 26, 1920 (G. C. Wheeler). 



E. montana West, 24-188. 



Yt.—ML Mansfield, 4000 ft., July 21, 1891 (Morse). 



