AMERICAN IIYMENOPTERA. 155 



very proininont at base but obsolete beyond tlie middle; venter whitish ; ovi- 

 positor rather shorter than abdomen. Length 4 lines. 



Hah. — Illinois. Readily kuowa by the three red bands on abdo- 

 men. 



11. Glypta monita, n. sp. — 9- — Black; clypeus, mandibles, palpi, teguhie, 

 line before, anterior coxse, all the trochanters, and apex of all the femora, white ; 

 antennfe black above, brown beneath, scape beneath reddish; wings hyaline, 

 iridescent; metathorax, soutellum, pleura, flanks of metathorax, and most of 

 legs, sanguineous; four posterior tibial white, with a black or fuscous band at 

 apex and a narrow one near base, connected beneath by a slender black or 

 fuscous line; their tarsi annulated with black and white; face with a promi- 

 nent, smooth, median swelling; mesothorax feebly punctured; metathorax 

 with tolerably well-defined elevated lines, the punctures distinct, the apex 

 truncate, rugulose and bounded above by a very prominent, sharp, arcuate 

 carina ; abdomen very densely punctured, opaque, the oblique lines deeply im- 

 pressed, apex smooth and shining; first segment less densely punctured at base 

 and shining, the longitudinal carinre flattened and polished; venter white; ovi- 

 positor as long as abdomen. Length 3 lines. 



Jhth. — West Virginia. A very distinct species. 



12. Glypta T parva. A. sp. — J. — Small, slender ; head large, black, polished ; 

 eyes large, ovate, prominent; palpi whitish ; antennse long, slender, fuscous, 

 white at base beneath; prothorax piceous, lower margin whitish; mesothorax, 

 scutellums and pleura honey-yellow; tegulaj and spot before, white; meta- 

 thorax black, feebly sculptured, flanks rufous, polished; mesothorax trilobate, 

 smooth and polished; wings hyaline, beautifully iridescent; the second or ter- 

 minal submarginal cell acutely pointed within, the second recurrent uervure 

 much rounded outwardly; legs long, slender, white; anterior pair tinged with 

 pale yellowish ; base of posterior coxse above, base of their femora, a line on 

 outer side, base and apex of their tibioe, and their tarsi except basal half of 

 first joint, fuscous; abdomen delicately punctured, rufo-fuscous, blackish at 

 base of first segment, on middle of third, fourth and fifth segments and apex; 

 the grooves on second, third and fourth segments deeply impressed, twice ob- 

 lique or angulate laterally, so that they enclose a rhomboidal space on the 

 middle of the segment; apical segments smooth and polished; venter whitish ; 

 ovipositor short, scarcely as long as the two basal segments of abdomen, acute- 

 ly sub-lanceolate. Length 2 lines. 



Hob. — Illinois. This is not a true Glijpta., differing iu the ueura- 



tion of anterior wing and in the sculpturing of the abdomen. 



13. Glypta scitula, n. sp. — J. — Small, robust, black, shining; face entirely, 

 clypeus, mandibles excejtttips, palpi, orbits broadly dilated posteriorly toward 

 the mouth, apex of scape beneath, margins of jjrothorax broadly interrujited 

 above in front, tegulce, short line beneath, sides and apex of scutellum, and 

 transverse spot on postscutellum, white ; antennsB black above, pale testaceous 

 beneath; mesothorax yellowish-red, with a large quadrate black spot on the 

 middle of anterior half, reaching anterior margin, and an elongate blackish stain 

 on each side over the tegulse; the anterior lateral margin suddenly dilated 

 anteriorly on each side of black spot, and two slender longitudinal stri[)es 

 becoming obsolete beyond the middle, white ; scutellum above, pleura, flanks 



