CHALCID FLIES OF GENUS PERILAMPUS — SMULYAN 401 



This species has been reared from two lepidopterous insects, Ancylis 

 comptana Froelich and (Phthorimaea) Gnorimoschema operculella Zel- 

 ler, but very likely as a hyperparasite. 



Distribution.— New Jersey (June); Delaware (June); Maryland 

 (June); North Carolina (Nov.); Alabama; Louisiana (Sept.); Kansas; 

 Texas (Aug., Sept.). 



PERILAMPUS GAHANI, new species 



Female. — Length about 2-3 mm. Head: Frons without a carina, 

 completely or in part weakly and irregularly wrinkled or aciculate; 

 face and cheeks similarly sculptured except that clypeus and hyper- 

 clypeal area are smooth; temples finely aciculate-striate ; cheeks con- 

 vexly rounded, sometimes only slightly so; head in front view trans- 

 verse; eyes about reaching or falling somewhat short of level of base 

 of clj^peus; vertex behind ocelh more or less transversely rugose or 

 striate. 



Thorax: Area along inner margin of parapsides smooth or in part 

 very finely reticulated; umbilicate punctures on mesoscutum and 

 scutellum angulated, the interspaces thin ; axilla with a triangular or 

 roughly triangular extension as wide as or wider than long on side of 

 scutellum, and extending more or less above middle of axilla, the face 

 of axilla sloping toward base of extension and not depressed or ex- 

 cavated above base of extension; basal shallow furrows on underside 

 of apex of scutellum turning caudad medially and meeting at an angle ; 

 wing hairs short. 



Abdomen: Posterior face ranging from somewhat wider than long 

 to longer than wide; first tergite petioliform, without an elevated 

 anterior margin or flange and usually more or less rugosely sculptured. 



Color: Black or blackish; face and area along inner margins of 

 parapsides distinctly greenish; head and thorax usually in part 

 cupreous or with a cupreous tinge, the thorax sometimes mostly so; 

 abdomen sometimes in part greenish wdth its apex often tinged with 

 cupreous; flagellum of antenna grayish brown to ferruginous, more or 

 less pale on underside; scape concolorous with head; coxae and 

 femora greenish, the apices of latter testaceous or reddish testaceous; 

 tibiae reddish testaceous to ferruginous, the posterior pair sometimes 

 with a greenish tinge above; tarsi testaceous or reddish testaceous; 

 wings hyaline. 



Type.— U.S. N.M. no. 49779. 



Type locality. — Bernahllo Coimty, N. Mex. 



Remarks. — Described from four females, all m the United States 

 National Museum. The type was collected bj'' B. Brown, June 1896, 

 and bears the number 259 ; two of the paratypes are from Albuquer- 

 que, N. Mex., and the third from Colorado, from the C. F. Baker Col- 

 lection, no. 1227. 



