MONOGRAPH OF THE NORTH AMERICAN PROCTOTRYPID^. 245 

 Scelio cedipodee, sp. nov. 



$ 9 . Length, 3.5 to 4""". Black, rugose; scape, pedicel, and legs, 

 except the coxie, brownish -yellow; thorax with parapsidal furrows 

 distinct, in female wanting anteriorly; teguhe piceous; wings hyaline, 

 the stigma reaching tlic costa; the stigmal vein wanting, or only 

 slightly developed; metathorax truncate behind, the angles straight, 

 not prominent; abdomen longer than the head and thorax united, 

 striated; first segment well separated from the second by a strong con- 

 striction, twice as wide as long. 



The antenna? in the male are brownish, the face vertically striated, 

 the femora brownish, the tibiic and tarsi yellowish. 



Habitat. — Arlington, Va. 



Types in Coll. Ashmead. 



Described from 1 i and 2 9 specimens, reared from the eggs of a 

 species of Oedipoda. The black coxje and the distinct parapsidal fur- 

 rows at once separate the species from Scelio ovivorus liiley, and the 

 grooved mesoncjtum from 8. hyaUnipennls Ashm., the rugosities being 

 finer than in either of these species. 



Scelio opacuB Prov. ■ 



Acei'oia opaca Prov., Add. ct Corr., p. 184; Cress. Syn., p. 249. 

 $ . Length, 3.25""". Black, opaque, with the feet red, more or less 

 dusky. Head and thorax rugoso-i^unctate, the abdomen with the disks 

 of the segments longitudinally aciculated. Wings hyaline. Abdomen 

 sessile, the first segment being much narrower than the others. ( Prov.) 

 Habitat. — Cap Rouge. 

 Type in Coll. Provancher. 



Unknown to me. 



[Since this was written a male Scelio, labeled '■^Accrota opaca, Type, 

 Provancher'', has been deposited in the National Museum by D. W. Co- 

 quillett, of Los Angeles, Cal., and I have in consequence merely re- 

 moved Provancher's brief description from the genus Acerota, in the 

 subfamily Flaty y aster itm, to its proper place in Scelio, having had no 

 time to draw up a full description.] 



Scelio rufiventris, sp. nov. - • ' 



5 . Length, 3.5""". Brown-black, rugose, the abdomen mostly rufous, 

 fuscous above, except along the sides; scape, pedicel, first funiclar joint, 

 and the legs pale rufous. Thorax with distinct parapsidal furrows. 

 Teguhe black. Wings hyaline, the stigma without a stigmal nervure. 

 Funiclar joints after the first very transverse, three times as wide as 

 long, the pedicel being as long as the first, second, and third funiclar 

 joints united. Abdomen pointed-fusiform, longer than the head and 



