338 W. H. ASHMKAD. 



C'ecidostiba pol.vgrsiplii sp. n. 



5*. — Leiigtli 2.5 nun. Brouze-green ; scape and legs, iiichi(lin<r the coxse, 

 brownish yellow, the femora more or less dnsky or obfuscated, the coxth never 

 metallic or blue. Abdomen variable, seneous black or bluish with metallic ting- 

 ings; otherwise, except its smaller size, and in having snbclavate aiiteuuie, with 

 the funicular joints much shorter it agrees with C. dendroctoni. 



The % averages from 1.5 to 2 mm., and varies from an ieneous-bhick to a gol- 

 den-green, the abdomen with a wiiite spot at base. 



Hab. — Mofgiiiitowii, W. A^a. 



Described from specimens in both sexes, reared by Prof. A. D. 



Hopkins from Polygraphus rufipennk in spruce. 



STINOPLUS Thomson. 



1872. — 3ym. Scand. vol. v. 



(Type Pteromalus mUitaris Dalm.) 



^itiiiopliis cysiiieiiK sp. n. 



•J) . — Length 2 mm. Cyaueus; scape, mandibles, except teeth and legs, except 

 coxie and tarsi, brownish yellow; tegulae and tarsi whitish; flagellum brown- 

 black, subclavate, clothed with a fine, sparse pubescence, the funicular Joints 

 about two and a half times as long as thick. Head and thorax scaly-punctate; 

 head wider than thorax, the eyes whitish; mesonotum. with distinct furrows; 

 pronotum scarcely visible from above; scutellum with a cross-furrow behind the 

 middle; metauotum short, smooth, with three cariuse. Wings hyaline, pubes- 

 cent, the venation brownish yellow, the marginal vein one and a half times as 

 long as thestigmal, the postmarginal a little longer than the margiual. Abdomen 

 elongate, clavate, subpetiolated, much narrower tlian the thorax, but as long as 

 head and thorax united. 



Hub. — Morgantown, W. Va. 



Described from a specimen collected by Prof. A. D. Hopkins. 



<;ATOL.4€t;iTS Thomson. 



1872.— Hym. Scand. vol. v. p. 1.52. 



(Type C. cavKjera 'I'homs.) 



<!at4>lacciiw iiij^roiviieiiii^ sp. n. 



9. — Length 2 mm. Aeneous-black, conQuently i)un(;tate, clothed with sjiarse, 

 short, white hairs; sides of body and abdomen bluish; scape and mandibles 

 rufous; coxal sutures, knees and tarsi yellowish white, the tibife more or less 

 obfus('ated at the middle; rest of legs black or brown-black, the coxie bluish; 

 flagellum brown. Head very wide, about four times as wide as thick antero- 

 posteriorly, the space between the eyes very broad ; flagellum slightly more than 

 twice as long as the scape, subclavate, pubescent, the joints delicately fluted, the 

 funicular joints all longer than wide; metanotum very short, smooth, but tri- 

 carinated, with the apex a little produced and projecting slightly over the in- 

 sertion of al)domen. Wings hyaline, pubescent, the venation brownisli yellow. 



