NO. 22.] HYMENOPTERA OF CONNECTICUT. 477 



thorax impressed on each side posteriorly, and usually with a 

 median carina on the middle lobe at base; wings hyaline, veins 

 light brown or brownish yellow ; legs metallic green, knees, tibiae, 

 and all except the apical joint of the tarsi honey-yellow ; abdomen 

 conic-ovate, usually a little longer than head and thorax com- 

 bined, first and second, or first, second, and third segments tinged 

 with cupreous, the abdominal segments subequal in length and 

 with some fine transverse scratches. Male : length hardly 2 mm. ; 

 mostly bronzy black; flagel thread-like, densely hairy; abdomen 

 oblong-oval, not jointed at apex, and with a yellow median spot 

 at base. 



Bred from Sitotroga cerealella Olivier. 



P. (C.) incertus Ashmead.* 



Female : length 2 mm. ; head and thorax metallic green, con- 

 fluently punctate and covered with rigid white hairs; flagel sub- 

 clavate, brown, first funicular joint longest, and about one and 

 one-half times as long as wide, remaining joints sub- 

 equal, the last very little longer than wide, club 3-jointed, a little 

 shorter than the funicle, its second joint longest and widest; head 

 a little wider than the thorax, hind ocelli nearer to the anterior 

 ocellus than to each other, clypeus emarginate medially; thorax 

 ovoid, prothorax distinct, mesonotum wider than long, with 

 parapsidal furrows apparent anteriorly, scutel convex, metathorax 

 half as long as the scutel, punctate, with a median carina at base 

 and oval spiracles close to the postscutellar fold, the surface 

 behind them depressed, with no lateral folds ; wings hyaline, veins 

 brownish yellow, stigmal vein clavate and about one-half the 

 length of the marginal, its club brown, marginal vein two-thirds 

 as long as the submarginal vein, the postmarginal one-half again 

 as long as the stigmal vein; trochanters, apices of femora, and 

 tibiae and tarsi, mostly honey-yellow, hind tibiae dusky at the 

 middle; abdomen conic, subcompressed, bluish black, as long 

 as the head and thorax combined, first and third body segments 

 about equal in length and slightly longer than any of the others. 

 Male: length 11 mm.; mostly dull bluish or blue-black, sometimes 

 with a slight bronzy tinge on the head and thorax above, rigid 

 pubescence subobsolete ; second abdominal segment, scape, knees, 

 tips of tibiae and tarsi except apical joint, honey-yellow or whitish 

 yellow ; flagel brown and covered with pubescence, pedicel stouter 



Habrocytus or Zatropts, according: to M. W. Kurdjumov. 



