78 
calypteres white; Length 8 mm. Missouri. A single female 
specimen bred from an unknown Lepidopterous larva on Trios- 
tciim. Type No. 3578, U. 8. National Museum . . . .erucicola n. sp. 
Genus CYRTOPHL(EBA Rond. 
Cyr tophi veba Rondani, Dipterologiie [talicte Prodromus, Vol. I, p. 68; L856. 
Our single species is black, with a strong tinge of bronze, the palpi 
and first two joints of the antenna' yellowish, three postsutural and 
three sternopleural inacrochretae, second and third abdominal segments 
bearing discal and marginal ones: length, 7 to 10 mm. Toronto, 
Canada; New Bedford and Hyde Park, Mass.; Ithaca, N. Y., and 
northern Illinois. (Journal N. Y. Ent. Soc., Vol. Ill, ]>. 101; Septem- 
ber, 1895.) horrida ' Coq. 
Genus PLAGIA Meig. 
Plagia Meigen, System. Beech. Eur. Zweif. Insekton, Vol. VII, p. 201; 183£ 
Our species has three postsutural and three sternopleural macrochsetse, 
proboscis thick, fleshly, less than twice as long as thick, basal half of 
palpi and the antenna' black, lowest frontal bristles directed down- 
ward, third vein at most bristly slightly beyond the small cross vein; 
length, 7 to mm. Northern Illinois; St. Louis, Mo.; Los Angeles 
County, Oal.; Allende and Diaz, Mexico. (Biol. Cent.-Amer., Diptera, 
Vol. [I, p. 102; March, 1890. Plagia auHfrons Townsend, Canadian 
Entomologist, Vol. XXIV, p. 67 j .March, 1892.) americang, v. d. W. 
Genus SIPH0PLAGIA Town. 
Siphoplagia Townsend, Trans. Amer. Ent. Soc, Vol. XVIII, p. 349; November, 1891. 
Our species are black', the first two joints of antenna', lower part of 
lace, cheeks, and palpi, yellow; body subopaque gray pollinose, thorax 
marked with four black vittae; three postsutural and three sterno- 
pleural macrocha'ta\ middle tibia- each bearing lour on the front side 
near the middle, second and third segments of abdomen bearing only 
marginal macrochaetae; length, 8 mm.: 
Fifth vein bare, middle pair of orbital bristles very small. Los Ange- 
les County, Cal. (Trans. Araer. Ent. Soc., Vol. Will, p. 350; 
November, 1891.) anomala Town. 
Fifth vein bristly, middle pair of orbital bristles as large as the others. 
Toronto. Canada, and Colorado. (Biol. Cent.-Amer., Diptera, 
Vol. II, p 102; March, 1890: Plagia.) rigidirostris v. d. W. 
'The Cyrtophlceha horrida Giglio-Tos, Boll. Mus. Zool. Torino, Italy, Vol, VIII, p. 
6, 1893, does not belong to this genus, since the hind crossvein is nearly perpendic- 
ular, the iirst vein hristly, etc. 
