143 
4, Thorax bluish, subshining, thinly gray pollinose, and marked with 
four black vitte ; abdomen blackish, strongly tinged with blue, 
first joint of arista scarcely longer than wide; length, 10 to 15 
mm. White Mountains, New Hampshire; Beverly, Mass.; New 
York, N. Y.; District of Columbia; Virginia; North Carolina; 
Florida; Tifton, Ga.; Holly Springs, Miss.; Cadet, Mo., and 
Keokuk, lowa. (Essai sur les Myodaires, p. 35; 1830; Juwrinia. 
Jurinia leucostoma Desvoidy, loc. cit., p. 37. Surinia smaragdina 
Macquart, Dipteres Exotiques, Vol. Ll, Part ILI, p. 196; 1842. 
Tachina atra Walker, Insecta Saundersiana, Vol. I, p. 273; 1856, 
Archytas aterrima Desy., Brauer and Bergenstamm in litt.) 
aterrima Desy. —— 
Thorax with a bronze tinge, subopaque, gray pollinose and marked 
with four black vitte; abdomen black, with a bluish tinge, the 
sides broadly reddish, first joint of arista usually twice as long 
as wide; length, 11 to15 mm. Massachusetts, North Carolina, 
Georgia, Florida, and Colorado. (Dipteres Exotiques, Vol. II, 
Part II, p. 199 [42]; 1842. Tachina candens Walker, List of 
Dipterous Insects, Part IV, p. 720; 1849. Tachina iterans Walker, 
lie, p. 727. Jurinia apicalis Jaennicke, Neue Exot. Dipt., p. 82 
(3901; 1867. Hchinomyia victoria Townsend, Annals Mag. Nat. 
ist., Vol, Xx, p. 143; *hebruary, L897.) >- 2... lateralis Macq, m= 
Genus ECHINOMYIA Dumeril. 
Echinomyia Dumeril, Exposit. Methode Naturelle Class. Insectes; 1801. 
Tubricia Desvoidy, Essai sur les Myodaires, p. 42; 1850, (Non Blainville, 1828.) 
Mikia Kowarz, Wiener Ent. Zeitung, Vol. IV, p. 51; February 1, 1885. 
Vareudora Wachtl, Wiener Ent. Zeitung, Vol. XIII, p. 140; April 20, 1894. 
Nowickia Wachtl, loc. cit. 
Pararchytas Brauer and Bergenstamm, Zweif. Kais. Mus. Wien, VII, p. 614; 1894. 
The two genera of Wachtl are stated by Brauer and Bergenstainm 
to be identical with Echinomyia, and they place Fabricia, Mikia, and 
Pararchytas as subgenera of it.!. Our species have four postsutural 
and usually three sternopleural macrochietie : 
i smallerossvein never clouded with brown. ....-.:2..-......--. 2. 
Small crossvein distinetly clouded, sides of mesonotum, scutellum, 
and abdomen, except sometimes a dorsal vitta, yellowish red; 
base of wings brown; length, 11 to 13mm. Toronto, Canada; 
White Mountains, N. H.; New Jersey; Colorado, and southern 
California. (List of Dipterous Insects, Part IV, p. 715; 1849: 
Tachina. Jurinia echinata Thompson, Kongliga Svenska Fre- 
gatten Engenies Resa, Diptera, p.516; 1868. Tachinodes decisa 
Walk., Brauer and Bergenstamm in litt.)......--. decisa Walk, = 
1 Zweif. Kais. Mus. Wien, VII, p. 614; 1894. 
