188 DIPTERA 
69. R. caremifera, Bezzi, Nova Acta Akad. Naturf. Halle, Vol. 9r. p. 338 Chile. 
(1909). 
70. R. caudata. Zetterstedt, Fauna Ins. Lappon. p. 565 (1838); Dipt. Vol. t, N. & C, Europe. 
P. 417 (1842); Bonsdorff, Finl. tvàáv. Ins. Dipt. Vol. r, p. 172 ; 
(1861); Boheman, Oeív. Akad. Foerh. Stockholm, p. 570 (1865); 
Holmgren. Svensk. Akad. Handl. Stockholm, Vol. 8, p. 26 (1876); 
Frey, Acta Soc. Sc Fenn. Helsingfors, Vol. 31 (9), p. 19 (1908); 
Wahlgren, Ent. Tidskr. Vol. 31, p. 59 (1910); Frey, Acta Soc. Sc. 
Fenn. Helsingfors, Vol. 37 (3), p. 27 (1913); Notulz Ent. Vol. 2. 
P- 42 [1922] (Pararkamfhomyia). 
aethíops, Zetterstedt, Fauna Ins. Lappon. p. 568 [1838] (Rhamphomyza) ; 
Dipt. Scand. Vol. 1, p. 436 (1842); ? Walker, Ins. Brit. Vol. 1, p. 110 
(1851); Pipping, Not. Sállsk. Fenn. Fórh. Helsingfors, Vol. 4, p. 114 
(1858); Bonsdorff, Finl. tváv. Ins. Dipt. Vol. 1, p. 175 (1861); Siebke, 
Nyt Mag. Naturvid. Vol. 14, p. 400 (1866); Strobl, Mitteil. Naturf,. 
Ver. Steiermark, Graz, Vol. 29, p. 59 (1892); Frey, Acta. Soc. Sc. 
Fenn. Helsingfors, Vol. 31 (9), p. 20 (1998); Wahlgren, Ent. Tidskr. 
Vol. 31, p. 54 (1910). 
chibinensis. Frey, Notulz Ent. Vol. 2, p. 42 [1922] (Pararhamphomyia) — N. Russia. 
. chionoptera, Bezzi, Ann Mus. Hungar. Vol. 2, p. 201 (1904) gf; Olden- Tyrol. 
berg, Ann. Mus. Hungar. Vol. 8, p. 346(1910) Q; Frey, Notulze 
Ent. Vol. 2, p. 75 (1922). 
73. R. ciliata, Coquillett, Proc. U. S. Nat. Mus. Vol. 18, p. 428 (1895). New Hampshire. 
74. R. cilipes, Say, Jour. Acad. Nat. Sc. Philad. Vol. 3, p. 95 [1823] (Emfis); Ohio. 
Compl. Writ. Vol 2, p. 85[1859] (Em/is); Wiedemann. Aussereur. 
Zweifl. Ins. Vol. 2, p. 7 (1830). 
E 
» 
mm 
75. R. cinefacta, Coquillett, Proc. Wash. Acad. Sc. Vol. 2, p. 419 (1900). Alaska. 
76. R. cineracea, Coquillett, ibidem, Vol. 2, p. 416 (1900). Alaska. 
77. R. cinerascens, Meigen, Class. Beschr, Eur. Zweifl. Ins. Vol. 1, p. 230 C. Europe, Siberia. 
[1804] (Em?is); Syst. Beschr. Vol. 3, p. 48 (1822); ibidem, Vol. 6, 
p. 339 (1830); Curtis, Brit. Ent. Vol. 8, p. 517 (1834); Scholz, 
Zeischr. Ent. Breslau, Vol. 5 (19), p. 55 (1851); Walker, Ins. Brit. 
Vol. 1, p. 109 (1851); Schiner, Fauna Dipt. Austr. Vol. 1, p. 98 
(1862); Strobl, Mitteil. Naturf. Ver. Steiermark, Graz, Vol. 29. p. 49 
(1892); Becker, Acta Soc. Sc. Fenn. Helsingfors, Vol. 26 (9). p. 20 
(1900); Frey, Acta Soc. Sc. Fenn. Helsingfors, Vol. 31 (9). p. 19 
(1909); Kleine, Soc. Ent. Steglitz, Vol. 24, p. 65 (1909); Strobl, 
Mitteil. Naturf. Ver. Steiermark, Graz, Vol. 46, p. 59 (1909); Lund- 
beck, Dipt. Danica, Vol, 3, p. 323 (1910); Meijere. Tijdschr. v. 
Ent. Vol. 6o, p. 134, pl. 8, f. 3, 4 (1918); Oldenberg, Arch. Naturg. 
Berl. Vol. 83, A, 6, p. 22 (1919); Frey, Notule Ent. Vol. 2, . 
p. 72 (1922). 
78. R. cinerea, Fabricius (not Meigen), Syst. Ent. p 802 [1775] (Empis); C. Europe. 
Spec. Ins. Vol. 2, p. 472 [1781] (Empis); Mant. Ent. Vol. 2, p. 365 
[1787] (Empis); Ent. Syst. Vol. 4, p. 405 [1794] (Empís); Gmelin, 
Syst. Nat. Vol. 5, p. 289o [1790] (Emfis); Olivier, Encycl. Méth. 
Vol. 6, p. 389 [1791] (Empis); Meigen, Class. Beschr. Eur. Zweifl. 
Ins. Vol. t, p 232, d. [1804] (Empis); Fabricius, Syst. Antl. p. t41 
[1805] (Em5is); Billberg. Enumer. Ins. p. :20 [1820] (Empis); 
Macquart, Dipt. N. France, Vol. 3, p. 130, pl. 3, f. 8 (1827); Meigen, 
Syst. Beschr. Vol. 6, p. 340 (1830). á 
79. R. clauda, Coquillett, Proc. U. S. Nat. Mus. Vol. 23, p. 6ro (1901). E. United States. - 
8o. R. clavator, Coquillett, ibidem, Vol. 23. p. 611 (1901). Alaska. 
macrura, Coquillett (not Loew), Proc. Wash. Acad. Sc. Vol. 2, p. 420 
(1900). 
