186 



than the fmiicle, tiie fijsT funicle joint being a little the longest joint, the following 

 joints scarcely percei^tibly snhecxnal. Thorax OToid. the collar ronndecL nearly of an 

 eqnal length thronghont : parapsidal furrows indicated only anteriorly : nietathorax 

 two-thirds the length of the scutelluni, the spiracles close to the postscutellar fold, 

 elliptic-oval, the lateral folds complete, and there is a slight median carina at 

 base. Wings hyaline, tlie venation pale yellowish, the stigmal vein two-thirds the 

 length of the postmarginal ending in a small stigma, the marginal vein about as long 

 as the postmarginal. Abdomen conic-ovate, about as long as the head and thorax 

 together, subsessile, its base slightly produced beneath the neck of the metathorax, 

 segments 1, 5, 6, and 7 abont equal in length, about as long as the 2. 3. and 4 coin- 

 bined, 2 and 3 very short, together only slightly longer than 4. 



Male. — 'Length 2^^. Grolden green, confluently pnnctat*; scape and legs, except 

 hind coxse and femora, yellow ; the tip of the hind femora also yellow : liagelltmi 

 pale brown, pubescent; the pedicel small, smooth, dusky; terminal joints of funicle 

 very slightly longer than thick; the basal joints about 1^ times as long as thicks 

 Abdomen oblong-oval, the first and fi_fth segments the longest ; the other segments. 

 except the last, short, about equal in length. 



Hab. : TTashing-roii. D. C. 



Described from 1 i and 1 5 speemieR. reared Time S and 9. 1892, 

 fuoui A n tho n o m us s ignat u s . 



Catolaccus evCERTus sp. n. Ashmead. 



Female. — Length, 2'^™. Head and thorax metallic green, conliuently punctate, 

 covered with rigid white hairs ; abdomen conic, subcompressed, bluish black ; scape^ 

 trochanters, apices of the femora and tibiie and tarsi, honey-yellow, the hind tibiae 

 dusky at the middle ; flagellum subclavate, brown, the first funicle joint the longest,, 

 about 1^ times as long as wide, the others Aery slightly snbequal, the last being very 

 slightly longer than wide, the club 3-jointed, slightly stonter than the funicle. the 

 second joint the longest and widest. The head is a little wider than the thorax, the 

 vertex therefore wide, the ocelli arranged in a slight curved line, the clypeus medi- 

 ally emarginate. Thorax ovoid, the collar distinct but short, the mesonotnm wider 

 than long with the parapsidal furrows indicated only anteriorly, scutellnm convex, 

 nietathorax half the length of the scntellum, punctate, with a slight median carina 

 at base, the sijiracles oval close to the post-scutellar fold, the surface behind them 

 deeply depressed, with no lateral folds. Wings hyaline, the venation brownish-yel- 

 low, the stigmal vein clavate about half the length of the marginal, th&club brown, 

 the marginal vein two- thirds the length of the submarginal, the post-marginal vein 

 one-half longer than the stigmal. Abdomen a.s long as the head and thorax united, 

 the first body segment and the third about equal and slightly longer than any of the 

 others. 



Male. — Length, l,!"^™. Dull bluish or blue-black, with sometimes a slight bronzy 

 tinge on the head and thorax above, the rigid pubescence snbobsolete : second ab- 

 dominal segment, scape, knees, tips of tibiie and tarsi, except the last joint, honey- 

 yellow, or whitish yellow; flagellum, brown, covered with a fine, long j)ubescence, 

 the pedicel stouter and about twice the length of the first funicle joint, the follow- 

 ing joints abont equal, a little longer than thick: the club pointed, usually con- 

 tracted in drying and not as thick as the funicle. 



Hab.: Wasliington. D. C. 



Described from 2 $ ^ . 1 £ speciuien: reared June 7. 1892. from 

 Antlwnomus sicfnatus. 



