147. 
149. 
150. 
i5r. 
c 
122. 
153. 
FAM. EMPIDID/E 
[1776] (Empis); Fabricius, Spec. Ins. Vol. 2; p. 471 [1781] (mpis); 
Mant. Ins. Vol. 2, p. 366 [1788] (Empis); Gmelin, Syst. Nat. Vol. 5, 
p. 2889 [1790] (Empis); Olivier, Encycl. Méthod. Vol. 6. p. 387 
[1791] (Empis); Fabricius, Ent. Syst. Vol. 4, p. 404 [1794] (Emfis); 
Meigen, Classif. Beschr. Eur. Zweifl. Ins. Vol. r, p. 232, b. [1804] 
(Emjpis); Fabricius, Antl. p. 139 [1805] (Empis); Macquart, Lille, 
p. 163 [1823] (Empis); Zetterstedt, Dipt. Sc. Vol. r. p. 414 [1842] 
(Empis). 
appendiculata, Macquart, Dipt. N. France, Vol. 3, p. 132 (1827); Hist. Nat. 
Dipt. Vol. zr, p. 336 (1834); Meigen, Syst. Beschr. Vol. 7, p. 9o (1838); 
Gimmerthal, Bull. Soc. Nat. Mosc. Vol. 15, p. 666 (1842); Boitard, 
Man, Ent. Vol, 3, p. 319 (1843). 
R. *formosa, Loew, Bernsteinfauna, p. 41 (1850), no description ; Giebel, 
Ins. Vorwelt, p. 258 (1856), no description. 
. R. frontalis, Loew, Berl. Ent. Zeitschr. Vol. 6, p. 199: Cent. 2, No. 28 
(1862); Coquillett, Proc. U. S. Nat. Mus. Vol. 18, p. 416 (1895). 
. R. fulvolanata, Frey, Notule Ent. Vol. 2, p. 7 [1922] (CAoreodromia). 
R. fumipennis, Zetterstedt, Dipt. Scand. Vol. 13, p. 5o19 (1859); Seibke, 
Nyt. Mag. Naturvid. Vol. 12, p. 154 (1864). 
R. fumosa, Loew, Berl. Ent. Zeitschr. Vol. 5, p. 327 : Cent. 1, No. 39 
(1861); Coquillett, Proc. U. S. Nat. Mus. Vol. 18, p. 411 (1895). 
. R. furcifer, Wheeler & Melander, Biol. Centr. Amer. Dipt. Vol. r, p. 371 
(1901); Bezzi, Nova Acta Akad. Naturf. Halle, Vol. 9r, p. 323 
(1909). 
. R. fusca, Stephens, Cat. Brit. Ins. Vol. 2, p. 264 [1829] (Euicopteryx) 
no description. 
R. fuscipennis, Zetterstedt, Fauna Ins. Lappon. p. 567 [1838] (RhampAho- 
myza); Dipt. Scand. Vol. r, p. 402 (1842); ibidem, Vol. 8, p. 3036 
(1849); Strobl, Mitteil. Naturf. Ver. Steiermark, Graz, Vol. 29, p. 5o 
(1892); Wahlgren, Ent. Tidskr. Vol. 3r, p. 56 (1910); Frey, Acta 
Soc. Sc. Fenn. Helsingfors, Vol. 37 (3), p. 25 (1913); Notulae Ent. 
Vol. 2, p. 42 [1922] (Pararhamphomyia). 
lugubrina, Zetterstedt, Dipt. Scand. Vol. r, p. 4or (1842), Vol. 8, p. 3036 
(1849); Scholz, d ellachr. Ent. Breslau, Vol. 5 (19) p. 54 (1851); Schiner, 
Fauna Dipt. Austr. Vol. ri, p. 99 (1862); Strobl, Progr. Seitenst 
Vol. 14, p. 9 (1880); Wahlgren, Ent. Tidskr. Vol. 3r, p. 58 (1910) 
R. fuscula, Zetterstedt, Fauna Ins. Lappon. p. 571, part [1838] (RAam- 
Bhomyza); Dipt. Scand. Vol. r, p. 404, part (1842); Frey, Acta 
Soc. Sc. Fenn. Helsingfors, Vol. 37 (3), p. 21 (1913); Notula Ent. 
Vol. 2, p. 39, 40 [1922] (Pararkamphomyia). 
R. galactodes, Bezzi, Nova Acta Akad. Naturf. Halle, Vol. 91, p. 332 (1909). 
R. galactoptera, Strobl, Mitteil. Naturf. Ver. Steiermark, Graz, Vol. 29, 
p. 56 (1892); ibidem, Vol. 34, p. 200 (1897); Wien. Ent. Zeitschr. 
Vol. 18, p. 13 (1899); Frey, Acta Soc. Sc. Fenn. Helsingfors, 
Vol. 37 (3), p. 25(1913); Oldenberg, Arch. Naturg. Berlin, Vol. 83, 
4,6, p. 20 (1919) ; Frey, Notula Ent. Vol. 2, p. 41 [1922] (Pararkam- 
fhomyia). 
lacteipennis, Strobl (not Zetterstedt), Progr. Seitenst. Vol. 14, p. 58 (1880). 
R. geniculata, Bigot (not Meigen), Bull. Soc. Ent. France (6), Vol. 7, 
p. 142 (1887); Ann. Soc. Ent. France (6), Vol. 9, p. 134 (1889). 
. R. geniculata, Meigen, Syst. Beschr. Vol. 6, p. 340 (1830); Scholz, 
Zeitschr. Ent. Breslau, Vol. 5 (19), p. 55 (1851); Schiner, Fauna 
Dipt. Austr. Vol. r, p. ror (1862); Verrall, Ent. Mag. London, 
Lower Oligocene. 
Illinois. 
Kamchatka. 
Lapland. 
E. United States. 
Mexico. 
C. & N. Europe. 
N. W. Europe. 
Bolivia. 
C. & S. Europe, Finland. 
California. 
C. Europe. 
