NO. 2035. NEW HYMENOPTERA FROM NORTH AMERICA— OAH AN. 433 



yellow; ovipositor one-third the length of the abdomen and black. 

 Wing veins and stigma blackish brown. 



Male. — Differs from the female only in having the underside of 

 scape and pedicel slightly testaceous, the abdomen narrower, its 

 dorsum less obviously streaked with black in the middle. 



Type-locality.— E\kY>omt, South Dakota. 



Type.—Csit. No. 16350, U.S.N.M. 



Host. — Meromyza americana. 



Three male and three female specimens from the type-locahty 

 reared by C. N. Auislie from the above-mentioned host and recorded 

 under Webster No. 8840, Bureau of Entomology, United States 

 Department of Agriculture. Also one male specimen reared by J. A. 

 Hyslop at Hagerstown, Maryland, from the same host, and recorded 

 under Webster No. 5967. In the collection of the United States 

 National Museum is one specimen labeled ''Bracon meromyzx'" in 

 Ashmead's handwriting, and bearing the following data: "Par. on 

 Meromyza americana; Ames, Iowa, Oct. 14, 1891." The name, how- 

 ever, does not appear to have been used in hterature. 



The species is separated from gastroidse Ashmead by the rugulose 

 dorsal segments of the abdomen. 



SialDfkmily ETJFHORIISrAE:. 

 EUPHORIANA, new genus. 



Apparently most closely related to the genus Euphorus Nees, from 

 which it differs by having the cubital, discoidal, and anal veins as well 

 as the cubital crossveins and recurrent nervure entirely effaced, the 

 forewing without cubital and discoidal cells; the median nervure is 

 also effaced or very indistinct ; the radial ceU is cultrif orm, narrow, 

 the first abscissa of radius obsolete or punctiform; the second and 

 third abdominal segments not separated and extending almost to the 

 apex of the abdomen. 



Head from above subquadrate, a Uttle wider than long, the temples 

 as broad or broader than the eyes and only sHghtly rounded; face 

 below the antennae sharply truncate; prothorax prominent; meso- 

 scutum with faint parapsidal grooves ; abdominal petiole about thrice 

 as long as wide at the apex, gradually widening from base to apex; 

 abdomen pyriform, the ovipositor concealed or very shghtly exserted. 



Type of the genus. — Euphoriana uniformis, new species. 



EUPHORIANA UNIFORMIS, new species. 

 Plate 39. fig. 1. 



Male. — Length 1 .8 mm. Color pale reddish yellow, with the apical 

 haK of the antennae and the apical haK of the abdomen shghtly 

 fuscous. Vertex, frons, occiput, and temples poHshed; the vertex 

 95278°— Proc.N.M.vol.46— 13 28 



