FAM. EMPIDID/E 65 
10. CE. ohioensis, Melander, Trans. Amer. Ent. Soc. Vol. 28, p. 256, 347, E. United States. 
II 
12 
13 
14 
15 
f. 74. 76 (1902). 
stigmatella, Coquillett, det. in New Jersey List, p. 654 (1899). 
. CE. fallipes, Zetterstedt, Fauna Ins. Lappon. p. 538 (1838); Dipt. Scand. N.and C. Europe. 
Vol. 1, p. 248 (1842). Vol. 8, p. 2998 (1849); Scholz, Zeitschr. Ent. 
Breslau, Vol. 5 (19). p. 49 (1851); Zetterstedt, Dipt. Scand. Vol. 13, 
p. 4980 (1859); Schiner, Fauna Dipt. Aust. Vol. r, p. 81 (1862); 
Wahlgren, Ent. Tidskr. Vol. 31, p. 79 (1910). 
. CE. ? fennata, Gimmerthal, Bull. Soc Nat. Moscou, Vol.15, p.665(1942). Russia. [States. 
. CE. fruinosa, Coquillett, Proc. Ent. Soc. Wash. Vol. 5, p. 267 (1903). North-Eastern United 
. CE. * vobusía, Meunier, Ann. Sci. Nat. (Zool.) Vol. 7, p 9r, 11o, pl. 7, Baltic Amber, Lower 
f. 10, 12 (1908). Oligocene. 
. CE. stigmatella, Zetterstedt, Dipt. Scand. Vol. 1r, p. 246 (1842), Vol. 8, Europe. 
p. 2998 (1849); Scholz, Zeitschr. Ent. Breslau, Vol. 5 (19), p. 49 
(1851); Walker, Ins. Brit. Dipt. Vol. 1, p. 112 (1851); Loew, Neue 
Beitr. Dipt. Pt. 6, p. 49 (1859); Schiner, Fauna Dipt. Aust. Vol. r, 
p. 81 (1862); Siebke, Nyt. Mag. Naturvid. Vol. 14, p. 387 (1866); 
Strobl, Mitteil. Naturw. Ver. Steiermark, Graz, Vol. 29, p. 94 
(1892); Lundbeck, Dipt. Dan. Vol. 3, p. 198, f. 79 (1910); Wahl- 
gren, Ent. Tidskr. Vol. 31, p. 78, f. 10 (1910); Frey, Acta Soc. Sc. 
Fenn. Helsingfors, Vol. 37 (3), p. 59 (1913). 
fulvipes, Zetterstedt, olim in litt. Dipt. Scand. Vol. rz, p. 246 (1842). 
stigmatica, Boheman, Svenska Vet. Akad. Handl. p. 190 (1851); Schiner, 
Fauna Dipt. Austr. Vol. ri, p. 81 (1862); Verrall, List Brit. Dipt. 
p. 15 (1888). 
16. CE. tristis, Scholz, Zeitsch. Ent. Breslau, Vol. 5(19), p. 49 (1851); Loew, .C.and S. Europe. 
Neue Beitr. Dipt. Pt. 6, p. 48 (1859); Schiner, Fauna Dipt. Austr. 
Vol. zr, p. 8o (1862); Strobl, Mitteil. Naturw. Ver. Steiermark, 
Graz, Vol. 29, p. 93 (1892); Bezzi, Bull. Soc. Ent. Ital. Vol. 3o, 
p. 145 (1899). — Pl. 1, Fig. 9. 
6. GENUS LEPTOPEZA, MACQUART 
Leptopeza, Macquart, Dipt. N. France, Vol. 3, p. 143[1827] (Lemtojesa); Hist. Nat. Dipt Vol. r, 
p. 320 (1834); Zetterstedt, Dipt. Scand. Vol. r, p. 240 (1842); Boitard, Man. Ent. Vol. 3, p. 316 
(1843); Walker, Ins. Brit. Dipt. Vol. r, p. 117 (1851); Bigot, Ann. Soc. Ent. France (3), Vol. 5, 
p. 560 (1857); Schiner, Fauna Dipt. Austr. Vol. z, p. 82 (1862); Lioy, Atti Inst. Ven. Sc. Vene- 
zia, 1864, p. 724 (1864); Bigot, Ann. Soc. Ent. France (6), Vol. 9, p. 118 [1889] (Lemtofeza); 
Coquillett, Proc. U. S. Nat. Mus. Vol. 18, p. 390 (1895); Williston, Man. N. Amer. Dipt. p. 74. 
(1896); Melander, Trans. Amer. Ent. Vol. 28, p. 257 (1902); Coquillett, Proc. Ent. Soc. Wash. 
Vol. 5, p. 252, 259 (1903); Bezzi, Ann. Mus. Hungar, Vol. 2, p. 321 (1904); Melander, Williston 
Man. N. Amer. Dipt 3 ed. p. 225 (1908); Bezzi, Nova Acta Akad. Naturf. Halle, Vol. 9r, p.3or 
(1909); Kertesz, Cat. Dipt. Vol. 6, p. 107 (1909); Coquillett, Proc. U. S. Nat. Mus. Vol. 37, 
p. 558 [1910] (Lemtopeza); Lundbeck, Dipt. Dan. Vol. 3, p. 204 (1910); Wahlgren, Ent. Tidsk. 
Vol. 31, p. 43, 79 (1910); Bezzi, Ann. Mus. Hungar, Vol. 10, p. 453 (1912); Brunetti, Fauna 
Brit. Ind. Dipt. Vol. rz, p. 362 (1920). 
Characters. — Slender elongate black or yellow species, variable in color, but fixed in structure. 
Head globose, eyes large, contiguous above and below the antenne in both male and female, the lower 
part of the face visible as a linear separation of the eyes, facets uniform or the uppermost large ; antennze 
inserted at the middle of the head, extending straight forward, two-jointed, that is, the basal joints are 
