FAM. EMPIDID/E 
13. B. nigra, Meigen, Syst. Beschr. Vol. 4, p. 3, pl. 33, f. 5 [1824] (Cyrtoma); 
Macquart, Dipt. N. France, Vol. 3, p. 108 [1827] (Cyrtoma); Hist. 
- Nat. Dipt. Vol. r, p. 360, pl. 8, f. 15 [1834] (Cyrtoma); Zetterstedt. 
Fauna Ins. Lappon. p. 533 [1838] (Cyrtoma) ; Blanchard, Hist. Nat. 
Ins. Vol. 3, p. 583 [1840] (Cyrtoma); Zetterstedt, Dipt. Scand. Vol. 1, 
p. 33o, part. [1842] (Cyrioma); Walker, Ins. Brit. Dipt. Vol. r, 
p. 116 [1851] (Cyrtoma); Scholz, Zeitschr. Ent. Breslau, Vol. 5 (19), 
p. 60 [1851] (Cyrtoma): Zetterstedt, Dipt. Scand. Vol. 15, p. 4997 
[1859] (Cyrtoma) ; Schiner, Fauna Dipt. Austr. Vol. r, p. 76 [1862] 
(Cyrtoma); Siebke, Nyt Mag. Naturvid. Vol. t4, p. 387 [1866] 
(Cyrtoma); Becher. Denkschr. Akad. Wiss. Wien, Vol. 45, p. 147, 
pl. 3, £. 12 [1882] (Cyrtoma); Becker, Berl. Ent. Zeitschr. Vol. 31, 
p. 133 [1887] (Cyrtoma) ; Strobl, Mitteil. Naturw. Ver. Steiermark, 
Graz, Vol. 29, p. 43 [1892] (Cyrtoma); Lundbeck, Dipt. Dan. Vol. 3, 
p. 26 (1910); Wahlgren, Ent. Tidskr. Vol. 31, p. 48 (1910); Frey, 
Acta Soc. Sc. Fenn. Helsingfors, Vol. 37 (3), p. 8 (1913). 
14. B. fectinata, nov. sp. -— PI. 8, Fig. 72c. 
15. B. filibes, Loew, Berl. Ent. Zeitschr. Vol. 6, p. 207: Cent. 2, No. 48 
[1862] (Cyrtoma); Melander, Trans. Amer. Ent. Soc. Vol. 28, p. 336 
[1902] (Cyrtoma) ; Coquillett, Proc. Wash. Acad. Sc. Vol. 2, p. 412 
[1900] (Cyrtoma). — PI. 8, Fig. 72e. 
16. B. pilosa, Lundbeck, Dipt. Dan. Vol. 3, p. 27 (1910); Collin, Ent. Mag. 
Lond. (2), Vol. 24, p. 104 [1913] (Cyriema); Frey, Acta Soc. Sc. 
Fenn. Helsingfors, Vol. 37 (3), p. 9 (1913). 
17. B. rufa, Meigen, Syst. Beschr. Vol. 4, p. 3 [1824] (Cyrtoma); Macquart, 
Hist. Nat. Dipt. Vol. 1, p. 360 [1834] (Cyrtema); Schiner, Fauna 
Dipt. Aust. Vol. r. p. 76 [1862] (Cyrtoma) ; Dahl, Fauna Chorin, 
P- 464 (1912). 
18. B. spuria, Fallen, Empid. Suec. p. 33 [1816] (Empis) ; Zetterstedt, Fauna 
Ins. Lappon. p. 533 [1838] (Cyrtoma); Dipt. Scand. Vol. rz, p. 329 
[1842] (Cyrioma); Walker, List Dipt. Brit. Mus. Vol. 3, p. 489 
[1849] (Cyrtoma); Zetterstedt, Dipt. Scand. Vol. 8, p. 3013 [1849] 
(Cyrtoma) ; Scholz, Zeitschr. Ent. Breslau, Vol. 5 (19), p. 6o [1851] 
(Cyrtoma); Walker, Ins. Brit. Dipt. Vol. r, p. 116, pl. 4, f. 6 [1851] 
(Cyrtoma); Zetterstedt, Dipt. Scand. Vol. 13, p. 4997 [1859] (Cyr- 
ioma); Pipping, Not. Sállsk. Fenn. Fórh. Vol. 4. p. rr4 [1858] 
(Cyrtoma) ; Nylander, Not. Sállsk. Fenn. Fórh. Vol. 4, p. 247 [1858] 
(Cyrtoma); Bonsdoff, Fin. tvàv. Ins. Vol. r, p. 156 [1861] (Cyrtoma); 
Schiner, Fauna Dipt. Austr. Vol. 1, p. 76 [1862] (Cyrtoma) ; Siebke, 
Nyt. Mag. Naturvid. Vol. 14. p. 381, 399 [1866] (Cyrtoma) ; Neuhaus, 
Dipt. March p.68. 124 [1886] (Cyrtoma) ; Becker, Berl. Ent. Zeitschr. 
Vol. 31, p. 133 [1887] (Cyrtoma); Strobl, Mitteil. Naturw. Ver. 
Steiermark, Graz, Vol 29, p. 42 [1892] (Cyrtoma) ; Wien. Ent. Zeit. 
Vol. 18, p. 12 [1899] (Cyrtoma); Mem. Soc. Esp. Hist. Nat. Vol. 3, 
p. 305 (1906); Lundbeck, Dipt. Dan. Vol. 3, p. 24, f. 4, 5 (1910); 
Wahlgren, Ent. Tidskr. Vol. 3r. p. 48, f. 4 (1910); Bezzi, Ann. 
Mus. Hungar. Vol. 10, p. 464 (1912); Frey, Acta Soc. Sc. Fenn. 
Helsingfors, Vol. 37 (3), p. 8 (1913); Bezzi, Suppl. Ent. Vol. 3, 
p. 7o (1914). — PI. 5, Fig. 46. 
atra, Meigen, Syst. Beschr. Vol. 4, p. 2 [1824] (Cyrtoma) ; Macquart, Dipt. 
N. France, Vol. 3, p. 108, pl. 3, f. 3 [1827] (Cyrtoma) ; Hist. Nat Dipt. 
Vol. 1. p 360 [1834](Cyrtoma) ; Boitard, Man. Ent. Vol. 3, p. 326 [1843] 
(Cyrtoma). . 
sulcata, Zettersledt, Dipt. Scand. Vol, 1, p. 331 [1842] (Cyrtoma) ; Bonsdorff, 
Europe. 
Washington. 
North America. 
N. Europe. 
C. Europe. 
N. and C. Europe. 
77 
