SEEPHOID AXD CHALCIDOID PARASITES OF THE HESSIAN FLY 115 



but strongly reticulate-punctate ; spiracular sulci deep, the area laterad of these 

 sulci weakly sculptured and clothed with a few long hairs ; spiracles small ; 

 pleura reticulate-punctate, with a smooth ridge below the wings ; metapleura 

 weakly reticulated. Fore wing extending beyond apex of abdomen, a little 

 more than twice as long as broad, bare behind submarginal vein, ciliated from 

 base of marginal to apex of wing ; marginal cilia short ; marginal and post- 

 marginal veins about equal ; stigmal vein about two thirds as long as post- 

 marginal, straight, slender at base with a rather elongate stylet ; hind wing 

 about three and one half times as long as broad. Legs not thickened ; tarsi 

 5-jointed ; hind tibia with two apical spurs, one very weak ; hind coxae weakly 

 reticulnted. Abdomen conic-ovate, about as long and as broad as thorax, smooth 

 and subpetiolate ; petiole very short, much broader than long; first tergite 

 beyond the petiole constituting about two fifths of the length of abdomen ; 

 second tergite nearly one third as long as first ; third, fourth, and fifth 

 tergites short and subsequal, the sixth and seventh each as long as or a little 

 longer than the second ; ovipositor not exserted. 



Figure 26. — Bubekia fallax Gahan : A, Adult female; B, antenna of female. A, X 29. 



Head and thorax black, the head with a slight greenish cast; propodeum 

 metallic green, and abdomen bluish green with a brassy reflection basally ; 

 antennal scape metallic with narrow band at base testaceous; pedicel and 

 flagellum brownish black; mandibles reddish brown; palpi black; wings 

 hyaline, the venation fuscous; coxae concolorous with thorax; all femora 

 biackish or slightly metallic with their apices testaceous; all tibiae and tarsi 

 reddish testaceous,' the apical joint of each tarsus black. 



Male —Length, exclusive of head. 1.4 mm. Head missing from the type. 

 Abdominal petiole more distinct than in the female but not so long as broad ; 

 bodv of abdomen ovate, somewhat more than half as long as thorax and 

 narrower than thorax, the first segment beyond the petiole constituting half 

 or more than half its length; scutellum a little shorter than mesoscutum ; 

 axillae less broadlv separated than in female. Thorax, abdomen, and coxae 

 metallic green ; femora also more or less metallic; otherwise like the female. 

 Head and antennal characters unknown. 



Type locality. — Sioux City, Iowa. 



Type.— Catalog no. 44841, U.S. National Museum. 



