MONOGRAPH OF THE NORTH AMERICAN PROCTOTRYPn).E. 317 



Scutellum smootli, convex. Metapleiua subsericeoiis, aciculated. Teg- 

 ula; black. Wings liyaline, strongly iridescent, sparsely i»ubescent. 

 Legs piceous-black, the anterior tibiie and all tarsi whitish or honey 

 yellow. Abdomen as usual in the sexes, in the 9]>ointed and as long- 

 as the head and thorax together, the petiole and the foveohe at base 

 of the second segment striated. 



Habitat. — Fort Huachuca, Ariz. 



Types in National .Aluseum. 



Described from several sjteciinens, reared June 5, 1882, from a Ceci- 

 domyiid stem gall on suntlower, and from a Cecidomyiid pod-like gall 

 on an unknown plant, sent to the Department by H. K. Morrison. 



Polygnotvis actinonieridis, sp. iiov. 



<? 9. Length, O.GO to 1.20""". Black, polished; head 2^ times as 

 wide as thick antero-posteriorly, the vertex posteriorly very faintly 

 aciculated, the face smooth, with transverse aciculations above the in- 

 sertion of the anteinue. Mandibles piceous. Antennae lO-jointed, dark- 

 brown, the scape paler toward base; pedicel as long as the second and 

 third funiclar joints together; first funiclar joint very small; second 

 stouter and longer than the third; third a little longer than the first; 

 club 5-jointed, thejoiiits longer than thick. In the S , the second funiclar 

 joint is dilated and truncate at tip, the club O-jointed, the joints oval- 

 nuaiiliform, the first the smallest, the last enlai'ged, fusiform, stouter, 

 and twice as long as the preceding. Thorax ovoid, polished, the mesouo- 

 tal furrows distinct i)Osteriorly; no tufts of pubescence at base of i)ar- 

 apsides. Scutellum high, convex, i)olished, with a slight silky pu- 

 bescence. Metapleura subsericeous, aciculated. Teguhe rufo-piceous. 

 Wings hyaline, pubescent. Legs dark-rufous, the anterior tibiie, 

 and all tarsi honey-yellow. Abdomen about as long as the head and 

 thorax together, polished, the]»etiole and the foveohe at base of second 

 segment striated, the ventral segments 3, 4, 5, and G with a transverse 

 row of fine punctures. 



Habitat. — Washington, D. C. 



Type in National jMuseum. 



Described from 4 specimens reared Aj^ril 23, 1884, from a Cecidomyiid 

 gall on AcUnomeris squarrosa. 



Polygnotus vernoniae, sp. iiov. 



S 9 . Length O.GO to 0.80"'™. Black, polished; head nearly thrice as 

 wide as thick antero-})osteriorly; the vertex not aciculated, the face 

 smooth. Mandibles brown. Antenna' 10-jointed, brown or dark brown; 

 pedicel longer than the first and second funiclar joints together; first 

 funiclar joint very minute, pale, second and third about as long as thick, 

 equal; club 5-jointed, the joints very slightly longer than thick, the 

 middle joints wider than the basal and apical joints. lu the 6 the 



