352 
DIPTERA 
74. P. cursitans, Fabricius, Syst. Ent. p. 782 [1775] (Musca); Spec. Ins. Vol.2, 
75. 
P- 447 [1781] (Musca) ; Mantissa, Ins. Vol. 2, p. 349 [1787] (Musca) ; 
Gmelin, Syst. Nat. Vol. 5, p. 2852 [1790] (Musca); Fabricius, Ent. 
Syst. Vol. 4, p. 339 [1794] (M»sca); Schrank, Fauna Boica, Vol. 3, 
p. 122 [1803] (Mwsca); Fabricius, Syst. Antl. p. 143 [1805] (Tachy- 
dromia); Olivier, Encyc. Méth. Vol. 8, p. 3o [1811] (Musca) ; 
Macquart, Dipt. N. France, Vol. 3, p. 99 (1827); Hist. Nat. Dipt. 
Vol. t, p. 355 (1834); Loew, Progr. Posen, p. 22 (1840); Isis, Vol. 7, 
p. 551 [1840] (Tachydromia) ; Zetterstedt, Dipt. Scand. Vol.1, p 280 
[1842] (Tachydromia); Boitard, Man. Ent. Vol. 3, p. 324 (1843); 
Gimmerthal, Bull Moscou, Vol. 20 (2), p. 165 [1847] (Tachydromia) ; 
Walker, List, Vol. 3, p. 5o9 (1849); Zetterstedt, Dipt. Scand, Vol. 8, 
p. 3005 [1849] (Tachydromia); Scholz, Zeitschr. Ent. Breslau, Vol. 5 
(19), p. 57 [1851] (Tachydromia); Walker, Ins. Brit. Dipt. Vol. r, 
p. 124 (1851); Schiner, Fauna Austr. Dipt. Vol. 1, p. 88 (1862); 
Leunis, Synop. Natur. Vol. 2, p. 401 (1886); Neuhaus, Dipt. March. 
p. 75 (1886); Becker, Berl. Ent. Zeitschr. Vol. 31, p. 136 [1887] 
(Tachydromia); Strobl, Mitteil. Naturw. Ver. Steiermark, Graz, 
Vol. 29, p. 114 [1893] (Tachydromia); Lundbeck, Dipt. Danica, 
Vol. 3, p. 303, f. 137 [1910] (Tachydromia) ; Wahlgren, Ent. Tidskr. 
Vol. 31, p. 93 [1910] (Tachydromia). 
flavipes, Thunberg MEM Upsalensis, Vol. 4, p. 26, var, 5, part [1784] 
(Empis). 
var. ehrysonotum, Stihl Mies. Ent. Zeit. Vol. 18, p. 8o [1899] (Tachydromía) ; 
Mém. Soc. Esp. N. Hist. Vol. 3, p. 313 [1906] (Tachydromia) ; Verh. 
Zool.-bot. Ges. Wien, Vol. 59, p. 180 [1909] (Tackydromia). 
var. denominatus, Frey, Zeitschr. Hym. Dipt. Vol. 7, p. 409 [1907] ( Tachydromía). 
var. híspanícus, Strobl, Wien. Ent. Zeit. Vol. 18, p. 79 [1899] ( Tachydromia). 
var. mínor, Strobl, ibidem, Vol. 18, p. 79 [1899] (Tachydromia). 
. curlicornis, Zetterstedt, Dipt. Scand. Vol. 8, p. 3oo4, note [1849] 
(Tachydromia) ; Schiner. Fauna Dipt. Austr. Vol. 1, p. 91 (1862). 
. dalmatinus, Strobl, Zem. Mus. Bosn. Herceg. Vol. 14, p. 469 [1902] 
(Tachydromia); Wiss. Mitteil. Mus. Bosn. Herceg. Vol. 9, p. 527 
[1904] ( Tachydromia). 
decolor, nov. sp. 
. desertorum, Becker, Zeitschr. Hym. Dipt. Vol. 7, p. 117 [1907] (Tachy- 
dromia). 
. difficilis, Frey, ibidem, Vol. 7, p. 410 [1907] (Tachydromia); Acta Soc. 
Sc. Fenn. Helsingfors. Vol. 37 (3), p. 79, f. 21 [1913] (Tachydromia). 
. dilatatovittatus, Strobl, Mitteil. Naturw. Ver, Steiermark, Graz, Vol. 46, 
P. 77 [1909] (Tachydromiía). 
. diretor, nov. sp. 
. discifer, Loew, Berl. Ent. Zeitschr. Vol. 7, p. 20 : Cent. 3, No. 36 
(1863); Coquillett, Proc. U. S. Nat. Mus. Vol. 18, p. 438 (1896); 
Melander, Trans. Amer. Ent. Soc. Vol. 28, p. 222, 342 (1902). 
. dissimilibes, nov. sp. 
. diversibes, Coquillett, Proc. Wash. Acad. Sc. Vol. 2, p. 422 (1900); 
Melander, Trans. Amer. Ent. Soc. Vol. 28, p. 218 (1902). 
. divisus, Walker, Ins. Brit. Dipt. Vol. 1, p. 127 (1851). 
. dubius, ibidem, Vol. 1, p. 132 (1851). 
. enervalus, nov. sp. 
. engadinicus, Mik, Wien. Ent. Zeit. Vol. 15, p. 106 [1896] (T achydromia) ; 
Strobl, Mitteil, Naturw. Ver. Steiermark, Graz, Vol. 46, p. 77 
[1909] (Tachydromia). 
testaceus, Becker (not Philippi), Berl. Ent. Zeitschr. Vol, 31, p. 135 [1887] 
Europe. 
Montana. 
Algeria. 
Finland. 
C. Europe. 
British Columbia. 
E. United States, 
W. North America. 
Alaska. 
England. 
Britain. 
California. 
C. Europe. 
