64 DIPTERA 
Thorax entirely yellow, abdomen varying from yellow to brown; huc Bu 
hindtibim scarcely darkened . . . . . . . . . . . . var. TESTACEA, nOV. Var. (1). —— 
Geographical distribution. 
1. CE. aficalis, Loew, Neue Beitr. Dipt. Pt. 6, p. 47 (1859); Schiner, Fauna C. Europe. 
Dipt. Aust. Vol. 1, p. 8r (1862); Verrall, Ent. Mag. London, 
Vol. 48, p. 25 (1912). 
2. CE. astylata, nov. sp. Georgia. 
—. CE. bracata, Rondani, Dipt. Ital. Vol. r, p. 152 (1857), no description. 
3. CE. brevicornis, Strobl, Wien. Ent. Zeit. Vol. 18, p. 26 (1899). ME Spain. 
4. CE. flavijes, Zetterstedt, Dipt. Scand. Vol. 1, p. 247 (1842), Vol. 8, p. 2998  N. and C. Europe. 
(1849); Walker, Ins. Brit. Dipt. Vol. 1, p. 113, pl. 4, f. 4 (1851); UNS 
Loew, Neue Beitr. Dipt. Vol. 6, p. 48 (1859); Strobl, Mitteil. 
Naturw. Ver. Steiermark, Graz, Vol. 29, p. 93 (1892); Lundbeck, 
Dipt. Dan. Vol. 3, p. 197. f. 75, 76, 78 (1910); Wahlgren, Ent. 
Tidskr. Vol. 3r, p. 78 (1910). 
minuta, Fallen (not Fabricius , Empid. Suec. p. 32 [1816] (Em^is); Meigen, 
Syst. Beschr. Vol. 2, p. 356 (1820); Zetterstedt, Fauna Ins. Lappon. 
p. 538 (1838); Dipt. Sc. Vol. 1, p. 247 (1842); Walker ,List Dipt. Brit, 
Mus. Vol. 3, p. 488 (1849); Ins. Brit. Dipt. Vol. z, p. 113 (1851); 
Schiner, Fauna Dipt. Austr. Vol, 1, p. 81 (1862). 
rufipes, Macquart, Hist. Nat. Dipt. Vol. 1, p. 357, pl. 8, f. 11 [1834] (XipAi- 
dictra); Meigen, Syst. Beschr. Vol. 7, p. 101 [1838] (XifAidicera); Blan- 
chard, Hist. Nat. Ins. Vol. 3, p. 583 [1840] (XiAtidicera) ; Boitard, Man. 
Ent. Vol. 3, p. 325 [1843] (Xiphidicera). 
? tibialis, Macquart, Dipt. N. France, Vol. 3, p. 142, pl. 4, f. 2 (1827); Hist. 
Nat. Dipt. Vol. 1, p. 321 (1834); Meigen, Syst. Heschr. Vol. 7, p. 77 
[1838] (Gzdalía); Blanchard, Hist. Nat. Ins. Vol. 3, p. 581 [1840] (4Edalea) ; 
Boitard, Man. Ent. Vol. 3, p. 317 (1843); Loew, Neue Beitr. Dipt. Pt. 6, 
P- 47 (1859). 
5. CE. Holmgreni, Zetterstedt, Dipt. Scand. Vol. 11, p. 4267 (1852); Loew, | N. and C. Europe. 
Neue Beitr. Dipt. Pt. 6, p. 49 (1859); Strobl, Mitteil. Naturw. 
Verein. Steiermark, Graz, Vol. 29. p. 93 (1892); Verrall, Ent. Mag. 
(2), Vol. ro, p. 141 (1894); Lundbeck, Dipt. Dan. Vol. 3, p. 199, 
f. 200 (1910); Wahlgren, Ent. Tidskr. Vol. 3t, p. 79 (1910); Frey, 
Acta Soc. Sc. Fenn. Helsingfors, Vol. 37, p. 59 (1913). x 
6. CE. hybotina, Fallen, Empid. Suec. p. 31 [1816] (Em^is); Meigen, Syst. N.and C. Europe. 
Beschr. Vol. 2. p. 356 (1820); Macquart, Dipt. N. France, Vol. 3, de 
P. 142, pl. 4, f. 3(1827); Hist. Nat. Dipt. Vol. 1, p. 32r, pl. 7, ; 
f. 16 (1834); Zetterstedt, Fauna Ins. Lappon. p. 538 (1838); Dipt. 
Scand. Vol. r, p. 245 (1842); Scholz, Zeitschr. Ent. Breslau, 
Vol. 5(19), p. 49 (1851); Loew, Neue Beitr. Dipt. Pt. 6, p. 46 
(1859); Schiner, Fauna Dipt. Austr. Vol. r, p. 80 (1862); Neuhaus, 
Dipt. March. p. 69 (1886); Lundbeck, Dipt. Dan. Vol. 3, p. 198, 
f. 77 (1910); Wahlgren, Ent. Tidskr. Vol. 31, p. 78 (1910); Frey, 
Acta Soc. Sc. Fenn. Helsingfors, Vol. 37 (3), p. 59 (1913). 
7. CE. inermis, Becker, Deutsche Ent. Zeitschr. 1910, p. 645 (1910). Corsica. 
8. CE. infuscata, Loew, Neue Beitr. Dipt. Pt.6, p. 48(1859); Schiner, Fauna C. Europe. 
Dipt. Aust. Vol. t, p. 82 (1862). 
9. CE. lanceolata, nov. sp. Western North America. 
var. festacea, nov. var, Washington. 
(1) CEdalea lanceolata, var. testacea, nov. var. — Thorax entirely yellowish, the abdomen brown rather than 
black, the dark color of the legs less evident. ; 
Four males and eleven females, from Woodland, Seattle, Everett, Mt. Rainier, Pluvius, and Lilliwaup, Washington, 
