246 FAUNA OF XEW ENGLAND. 



C. terminalis IMelander and Aigo, 24-20 (C. apicalis :\Ialloch, 



18-00, and 22-48, not Zetterstedt, 1848). 

 N. H.— ''White Mts." (Morrison); Bretton Woods, June 25, 



1913. 



Subgenus Columhiella Malloch, 22-47. 

 C. apiculata IMalloch, 22-49. 



N. n.—MUJord, June 23, 1914. Vt.— Manchester, June 4, 1910. 

 C. johnsoni ^lalloch, 22-49. 



Me.— J/^ Desert, July 12, 1918; Capens, July 14. Vt.— Bur- 

 lington, June 23, 1906. 

 Mass. — Washington, Aug. 8, 1912. 



C. nigripalpis Malloch, 22-49. 



Me.— 4, 8. N. H.— 11, 14. Vt.— 10. June 10-July 26. 



Mass.— 23. June 27-Aug. 8. 



Heteromeringia Czerny, 03-72. 



H. nitida Johnson, 13-99. 

 Mass.— Boston, Aug. 2, 1922. 



Sobarocephala Czernj^, 03-85. 



S. convergens (]\Ialloch), 22-50. 



N. H. — White Mts.; Hampton, June 4 {Shaw). 



S. flaviseta (Johnson), 13-99. 

 Mass.— Boston, July 30, 1917. 



S. latifrons (Loew). 



Mass. — Chester, Aug. 7; Weston, July 23; Auburndale, Aug. 9; 

 Brookline, July 4. 



BORBORIDAE. 



Sphaerocera Latreille. 



S. annulicornis ]\Ialloch, 13-363. 



:\Iass.— Brookhne, Mar. 20, 1874; Woods Hole, Aug.-Sept. 



{Sturtevant) . 



S. pusilla Fallen. 



Me.— 9. N. H.— 11, 15. Apr. 6-June 17. 



Mass.— 23, 26, 27. May 2-27. 



S. subsultans (Fabricius). 



Me.— 10. N. H.— 11, 14, 15. Vt.— 21. May 16-June 20. 



Mass.— 23, 29, 32. R. I.— 33. Coxx.— 35. Mar. 26-Sept. 9. 



Leptocera Olivier. 



Subgenus Collinella Duda. 



L. atra Adams (L. setifer Adams). 



^Iass. — Beverly (Burgess); Horse Neck Beach (Hough); Woods 

 Hole (Melander). 



