330 AMERICAN HYMENOPTERA. 



tarsi, pale yellow ; four anterior legs beyond middle of femora, brownish yellow; 

 anteunie dark brown beyond annulus; wings snbhyaline. iridescent, nervures 

 and stigma brown ; areolet present, subpetiolate ; transverse median and basal 

 nervures interstitial ; abdomen black, segments 2-4 more or less rufous. 



Two specimens from Canada and New Hampshire (Mrs, Slosson). 



Etiryproctiis piiritaiiicns u. sp. 



9 . — 7 mm. Head and thorax black ; clypeus, mouth-parts, legs and abdomen 

 rufous; antennae and apex of posterior femora and tibite dusky rufous; wings 

 yellowish hyaline, nervures and stigma pale rufous; areolet wanting; transverse 

 median nervure uniting before the basal ; humeral cross-vein of hind wing broken 

 but little above the middle; apical transverse carina on metatborax present; 

 thorax and abdomen rather slender. 



One specimen from Massachusetts (coll. Amer. Ent. Soc). 



£uryproctus dakotaensis n. sp. 



% . — 10 mm. Eufous. with depression around scutellums, pleura close beneath 

 wings and upper part of prothorax, black ; face, scape beneath, annulus on an- 

 tennae, mouth-parts, cheeks, pectus, sternum, tegulae, line on margin of meso- 

 notum, four anterior coxae, all trochanters and posterior tarsi, except basal seg- 

 ment, yellow; antennae yellowish brown; wings yellowish hyaline, iridescent, 

 nervures and stigma brown; areolet present, sessile, outer nervure weak; basal 

 and transverse median nervure interstitial ; metatborax without distinct, trans- 

 verse apical carina, antennae 8 mm., slender; abdomen broad toward apex, slender 

 at base. 



One specimen from Brookings, So. Dak. (Prof. Aldrich) ; coll. 



Davis. 



Euryproetiis riifopictiis n. sp. 



9. — 7 mm. Head black, witli most of face, mouth-parts, scape beneath and 

 broad annulus on flagellum, yellowish white: thorax piceous, with sternum, spot 

 above anterior coxae, spot on maj-gins of mesonotum and metatborax. except 

 apical portion, dark rufous, tegulae and spot before, yellow; abdomen with first 

 four segments rufous, the first piceous; legs rufous, trochanters yellow, posterior 

 tibiae dusky at apex: antennae piceous; wings hyaline, iridescent, stigjna and 

 nervures brown, the former slender ; areolet wanting ; transverse median vein 

 unites in front of basal. 



One specimen from Texas (coll. U. S. Nat. Mus.). 



Enryprocf lis seiitinis n. sp. 



J. --6 mm. Black; abdomen rufous, more or less black on the three apical 

 segments and sometimes dusky on the base of the petiole: legs are piceous, but 

 vary from black to bright rufous with apex of the femora and tibiae dusky on 

 posterior legs; antennae reddish or yellowish brown with small pale annuhis; no 

 annulus on hind tarsi; clypeus and mouth-parts often rufous; wings yellowish 

 hyaline, nervures and stigma brown ; areolet usually wanting, the second recur- 

 rent and cubital nervures are almost interstitial ; humeral cross-vein of hind 

 wing broken below or in the middle ; mesonotum broad, oval, and without par- 

 apsidal grooves; apical transverse carina wanting on metanotum; abdomen short, 

 oval, broad toward apex. 



Eleven specimens from New Hampshire (Mt. Washington, Mrs. 

 Slosson). 



