IO. 
II. 
vC. 
FAM. EMPIDIDZE 
Vol. 3, p. 217, f. 89 (1910); Engel, Deutsche Ent. Zeitschr. 1918, 
p- 21, f. 5 [1918] (Atalanta). 
Robertii, Macquart, Hist. Nat. Dipt. Vol. 2, p. 657 [1835] (Paramesia) ; Loew, 
Wien. Ent. Monatschr. Vol. 2, p. 254 (1858); Meigen, Syst. Beschr. 
Vol. 7, p. 79 [1858] (Brachystoma) ; Schiner, Fauna Dipt. Austr. Vol. r, 
p. 84 (1862). 
unicolor, Curtis, Brit. Ent. p. 513 [1834] (Heliodromia); Walker, List Dipt. 
Brit. Mus. Vol. 3, p. 504 [1849] UHeleodromia) ; Ins. Brit. Vol. r, p. 106 
[1851] (Heleodromia) ; Loew, Wien. Ent. Monatschr. Vol. 2, p. 245, note 
(1858); Schiner, Fauna Dipt. Austr. Vol. 1, p. 83 [1862] (Hemerodromia). 
var. rufipes, Bezzi, Bull. Soc. Ent. Ital. Vol. 3o, p. 147 (1899); Engel, Deutsche 
Ent. Zeitschr. 1918, p. 24 [1918] (Atalanta). 
. ?obscura, Brunetti, Rec. Indian Mus. Vol. 9, p. 34 (1913); Engel, 
Deutsche Ent. Zeitschr. 1918, p. 36 (1918); Brunetti, Fauna Brit. 
India Dipt. Vol. r, p. 366 (1920). 
C. olivacea, nov. sp. 
[en 
C. riparia, Robert, Ann. Soc. Ent. France (1), Vol. 5, p. 537 [1836] 
jrasinata, nov. sp. 
(Paramesia). 
trunca, nov. sp. 
SuBGENUS HYDRODROMIA 
H. bicincta, Tucker, Kansas Univ. Sc. Bull. Vol. 14, p. 97 [1907] (CZno- 
cera, no description). 
H. binolata, Loew, Zeitschr. Ges. Naturw. Vol. 48, p. 325 [1876] (Clzno- 
ZG 
cera); Melander, Trans. Amer. Ent. Soc. Vol. 28. p. 243 [1902] 
(Clinocera); Engel, Deutsche Ent. Zeitschr. 1918, p. 46 (1918). 
. conjuncta, Loew, Wien. Ent. Monatschr. Vol. 4, p. 8o [1860] (Clinocera); 
Melander, Trans. Amer. Ent. Soc. Vol. 28, p. 242, 346 [t902] 
(C/inocera); Engel, Deutsche Ent. Zeitschr. 1918, p. 62 [1918] 
(? Pluzobalia).. 
. diteniata, Bezzi, Nova Acta Akad. Naturf. Halle, Vol. g1. p. 387, f. 13 
[1909] (Heleodromia); Engel, Deutsche Ent. Zeitschr. 1918, p. 46 
(1918). : 
. H. fontinalis, Haliday, Ent. Mag. London, Vol. r, p. 160 [1833] (ZHeleo- 
dromia); Curtis, Brit. Ent. p. 513 [1834] (Heleodromia); Walker, Ins. 
Brit. Vol. r, p. 105 [1851i] (Heleodromia)S; Loew, Wien. Ent. 
Monatschr. Vol. 2, p. 256 [1858] (Clinocera) ; Schiner, Fauna Dipt. 
Austr. Vol. r, p. 84 [1862] (Clinocera); Loew. Beschr. Eur. Dipt. 
Vol. 1, p. 271, note [1869] (CZnocera); Mik, Verh. Zool.-bot. Ges. 
Wien, Vol. 3r, p. 326 [1881] (Heleodromia); Wahlgren, Ent. Tidskr. 
Vol 3r, p. 83 [1910] (Heleodromia) ; Engel, Deutsche Ent. Zeitschr. 
1918, p. 41 (1918). 
Wesmelii, Zetterstedt, Dipt. Scand. Vol. 1, p. 364, part [1842] (Brachystoma). 
. genualis, Coquillett, Proc. Ent. Soc. Wash. Vol. r2. p. 124 [1910] 
(Clinocera); Engel, Deutsche Ent. Zeitschr. r918, p. 37 [1918] 
(Clinocera). 
. longifurca, nov. sp. 
. ?longipes, Walker. List Dipt. Brit. Mus. Vol. 3, p. 504 [1849] (Heleo- 
dromia); Osten-Sacken, Cat. Dipt. N. Amer. p. 106 [1878] (Clinocera). 
. maculata, Loew, Wien, Ent. Monatschr. Vol. 4, p. 79 [1860] (Clinocera) ; 
Glover, Manuscr. Notes, p. 15, pl. 6, f. 8 [1874] (Clinocera); 
Melander, Trans. Amer. Ent. Soc. Vol. 28, p. 244 [1902] ( CUimocera); 
Engel, Deutsche Ent. Zeitschr. 1918, p. 48 (1918). 
237 
S. Europe. 
W. Himalayas. 
Alaska. 
California. 
S. W. Europe. 
Washington. 
North America. 
E. North America. 
Bolivia. 
Europe. 
Alberta. 
New Hampshire, 
Canada. [Labrador. 
United States. 
