PARASITIC HYMENOPTERA. 221 



% . — Leiigtli 2.5 ruui. Bronzed trireii ; scape, tcfjulie and legs, except coxae, 

 brownish yellow, the tiliise and tarsi paler, nearly white ; flagelluni brown-black, 

 pih)se, tlie funicular joints cylindrical, subequal or slightly shortening towards 

 apex, the first two or three joints about three times as long as thick ; coxse me- 

 tallic green ; metanotum without carinfe, the origin of ^he lateral folds indicated 

 by small fovese, but the folds not developed. Abdomen elongate or oblong, nar- 

 rower, but not longer than the thorax, gradually narrowed towards base, feneous, 

 but with a more or less well defined pale or yellowish spot on the basal one-third ; 

 the second segment is the largest, occupying about one-third the whole surface, 

 the following .segments subequal, but very slightly and gradually (almost imper- 

 ceptibly) increasing in length to the seventh. 



Hab. — Ro.«<lyn, Va. 



Der^crihcd from six $ and two S specimens bred by Mr. Frank 

 H. Chittenden, from the larvse of Languria mozardi Lee. and L. 

 (lagustata Beauv., living in the stems of wild lettuce. 



Subfamily Pteromalin^e. 



STI€TO.mS€HrS Forster. 

 $iitivt(»inisehiis aiiraiiiM sp. n. 



9 . — Length 2.2.") mm. (loldon-green, punctate or shagreened, the mesothorax 

 with some sparse hairs; the .sculpture resembling miuute transverse wrinkles; 

 scape, jiedicel and legs, except coxie, brownish yellow: flagellum black, pubes- 

 cent, the funicle 6-jointed, the first joint the longest, about two and a half times 

 as long as thick, the following joints very gradually shortening, the last being 

 only about one and a half times as long as thick, the club fusiform, ;{-jointed ; 

 mandibles rufous, botli 3-dentate, the inner tooth broad, obtuse ; clypeus .sepa- 

 rated, jterfectly smooth, with a deep emarginatiou anterioi'ly. Thorax vv-ith deep 

 parai)sidal furrows, the lobes convex: scutelluni longer than wide, with a frans- 

 verse grooved line before apex, the portion before the line closely punctate, the 

 part Itehind the line with elevated lines. Wings hyaline, the veins brown, the 

 stigmal club large, rounded, with a small uncus. Abdomen subglobose, shorter 

 than the thorax, with the petiole longer than thick, closely, rugosely jiunctate. 

 rest of abdomen smooth. 



Hab. — Algonquin, 111. 



Described from a single specimen, taken by Dr. Wm. A. Nason, 

 Aug. 30, 1894. 



VRIEIiLA Ashm. n. g. 

 (Type U. rufip(s) 



Head transverse, wider than the thorax, the vertex medially some- 

 what narrowed, the frons slightly impressed, the occiput concave ; 

 ocelli on a curved line; eyes oblong oval ; clypeus deeply bi.sinuate 

 anteriorly ; niandii)les apparently 8-deiitato, maxillary pal])i 4-jointed ; 

 labial palpi o-jointed; antenme lo-jointed, with two ring-Joints, inserted 

 a little below the middle of the face ; in 9 with the flagellum subulate 

 at tip, the funicle joints a little longer than thick, the pedicel about 



TRAXS. AM. KNT. SOC. XXIII. .JUNE. 1"<H6. 



