FAM. EMPIDID/E 
Frey, Acta Soc. Sc. Fenn. Helsingfors, Vol. 37 (3), p. 76 [1913] 
(Tachydromia). 
var. subbrevis, Frey, ibidem, Vol. 37 (3), p. 76 [1913] (Tachydromia). 
brevicornis, Frey (not Zetterstedt), Zeitschr. Hym, Dipt. Vol. 7, p. 410 [1907] 
(Tachydromia) ; Medd. Soc. Sc. Fenn. Helsingsfors, Vol. 34, p. 21 [1908] 
(Tachydromia). 
40. P. Brunetiii, new name. 
flavipes, Brunetti, Rec. India Mus. Vol. 9, p. 23 [1913] (Howlettia); Fauna 
Brit, India Dipt. Vol. r, p. 361 [1920] (Hotwlettia). 
4I. P. brunneitibia, Strobl, Wien. Ent. Zeitschr. Vol. 18, p. 78 [1899] (Tachy- 
dromia); Bezzi, Bull. Soc. Ent. Ital. Vol. 3o, p. 153 [1899] (Tachy- 
dromia). 
brachystyla, Becker, in litt. in Bezzi, Atti, Soc. Veneto-Trent. Sc. Nat. (2) 
Vol. 1, p. 57 [1893] (Tachydromia). 
42. P. brunnipes, Gimmerthal, Bull. Soc. Imp. Nat. Moscou, Vol. 15, p. 667 
[1842] (Tachydromia). 
43. P. calceatus, Meigen, Syst. Beschr. Vol. 3, p. 87 [1822] (Tachydromia) ; 
Macquart, Dipt. N. France, Vol. 3, p. 100 (1827); Hist. Nat. Ins. 
Vol. zr, p. 356 (1834); Zetterstedt, Ins. Lappon. p. 55o [1838] 
(Tachydromia); Loew, Progr. Posen, p. 23 (1840); Isis, Vol. 7, 
p. 552 [1840] (Tachydromia); Zetterstedt, Dipt. Scand. Vol. t, p. 282 
[1842] (Tachydromia); Boitard, Man. Ent. Vol. 3, p. 324 (1843); 
Gimmerthal, Bull. Soc. Imp. Nat. Moscou, Vol. 20 (2), p. 165 
- [1847] (Tachydromia); Walker, List Dipt. Vol. 3, p. 5ro (1849); 
Zetterstedt, Dipt. Scand. Vol. 8, p. 3oo6 [1849] (Tachydromia); 
Scholz, Zeitschr. Ent. Breslau, Vol. 5(19), p. 57 [1851] (Tachydromia); 
Walker, Ins. Brit. Dipt. Vol. r, p. 124 (1851); Zetterstedt, Dipt. 
Scand. Vol. 13, p. 4988 [1859] (Tachydromia) ; Schiner, Fauna Austr. 
Vol. 1, p. 88 (1862); Becker, Berl. Ent. Zeitschr. Vol. 31, p. 137 
[1887] (Tachydromia); Strobl, Mitteil. Naturw. Ver. Steiermark, 
Graz, Vol. 29, p. 113 [1893] (Tachydromia); Frey, Hym. Dipt. 
Vol. 7, p. 408 [1907] (TacAydromia) ; Medd. Soc. Sc. Fenn. Helsing- 
fors, Vol. 34, p. 21 [1908] (Tachydromia) ; Strobl, Mitteil. Nat. Ver. 
Steiermark, Graz, Vol. 46, p. 81 [1909] (Tachydromia); Lundbeck, 
Dipt. Danica, Vol. 3, p. 299 [1910] (Tackydromia); Wahlgren, Ent. 
Tidskr. Vol. 3r, p. 93 [1910] (TacAydromia); Frey, Acta Soc. Sc. 
Fenn. Helsingfors, Vol. 37 (3), p. 77 [1913] (Tachydromia). 
ecalceatus, Zetterstedt, Ins. Lappon. p. 55o [1838] (Tachyádromia); Dipt. Sc. 
Vol. 1, p. 283 [1842] (Tachydromia); Walker, Ins. Brit. Dipt. Vol. 1, 
P. 124 (1851). 
flavipes, Fallen, Empid. p. 6, pt. [1815] (Taehydromia). 
44. P. caligaris, new name. 
caligatus, Melander, Trans. Amer. Ent. Soc. Vol. 28, p. 217, var. (1902). 
trivialis, Wheeler and Melander, Biol. C. Amer. Dipt. Vol. 1, p. 375, var. 
(190r). 
45. P. caligatus, Melander, Trans. Amer. Ent. Soc. Vol. 28, p. 216, part, 
f. 27, 35, 46 (1902); Bezzi, Nova Acta Akad. Naturf. Halle, Vol. 91, 
P- 402 [1999] (Tachydromia). 
trivialis, Wheeler and Melander, part, Biol. C. Amer, Dipt. Vol. 1, p. 375 
(19or). 
46. P. callithrix, nov. sp. 
47. P. candicans, Fallen, Dipt. Suec. Emp. p. io [1815] (Tachydromia); 
Meigen, Syst. Beschr. Vol. 3, p. 85 [1822] (Tachydromia) ; Zetterstedt, 
Ins. Lappon. p. 55o, part [1838] (Tachydromia); Dipt. Scand. Vol. 1, 
p. 285, part [1842] (Tachydromia) ; Walker, List Dipt. Vol. 3, p. 5o9 
Finland. 
W. Himalayas. 
C. & S. Europe. 
Russia. 
C. & N. Europe. 
Mexico. 
Mexico. 
Illinois. 
Europe. 
349 
