310 AMERICAN HYMENOPTERA. 



present, petiolate ; body punctured and pilose ; abdomen slender, subclavate; last 

 ventral segment extending beyond the others and curved upward ; ovipositor on 

 dorsum, not exserted ; petiole curved, much broadened on apical third, not 

 strongly carinate ; raetathorax with transverse basal carina wanting or indistinct: 

 clypeus separate and transverse; flagellum large, cylindrical. 



One specimen from A-lgonquin, 111. (Dr. Nasoii). Type, coll. 

 Davis. 



Prosinosus elongatiis n. sp. 



9 . — 11 mm. Uniform rufous, with head, except lower part of face and mouth- 

 parts, black ; antennae long, slender, black, with scape and first member of fla- 

 gellum red; white annulus on segments 12-18; wings fuscous, nervures and 

 stigma color of body, areolet petiolate, triangular; head and thorax opaquely 

 shagreened ; head small, narrowed below; clypeus polished, elongate to apex and 

 with basal ridge caused by the large central depression below ; thorax punctured 

 and reticulate, least so on mesonotum ; scutellum with lateral cariuse uniting on 

 the apex ; postscutellum very small ; metathorax completely areolated, subtuber- 

 culate at outer angles; abdomen polished, long, slender; petiole arched, spiracles 

 near the center; apex excavated, ovipositor scarcely visible. 



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



CATOGL.YPTUS Foerster. 



(Synopsis der Fam. und Gatt. der Ichneumonen, 1868.) 



Thorax and hind coxse more or less rufous ; areolet wanting. . . .fiica.f US Cress. 



Thorax and coxae black ; areolet present reiiioratus n. sp. 



t'atoglyptiis? fucatu$>i Cress. (Menoleptus). Trans. Amer. Ent. Soc. ii. 99. 

 Mesoleptiis erectus Prov.. Faune Ent. Can. ii, 404. 

 9 .— 6-8 mm. Color varies from almost uniform brownish rufous to brownish 

 rufous with the thorax, except mesonotum and scutellum, and the upper part of 

 the head being black ; the abdomen is often dusky to black at apex ; the legs are 

 more or less pale yellow beyond the knees, the posterior tibije being usually black 

 at apex; sometimes femora and coxie of four posterior legs are dusky; wings 

 yellowish, subhyaline, nervures and stigma brown ; areolet wanting ; antennae 

 brown, paler beneath, fulvous toward apex ; metathorax strongly carinate, the 

 transverse basal carina absent; abdomen smooth, polished, broad, oval ; petiole 

 slender, subtuberculate at spiracles, post-petiole considerably widened ; ovipositor 

 exserted, originates ventrally, but curves above dorsal line ; legs slender, posterior 

 femora not incrassate. 



Thirteen specimens from New Hampshire, Connecticut, Massa- 

 chusetts, Virginia, Canada, Colorado and Washington. 



Catoglyptus feiiioratus n. sp. 



9 % . — 6-8 mm. Black, with legs beyond coxae and abdomen except base of 

 petiole, rufous; mandibles and palpi yellowish in %, dusky in 9! antennae red- 

 dish brown in 9 > black in % ; wings subhyaline, nervures and stigma brown, 

 paler at base; stigma thick, triangular; areolet present, triangular, subpetiolate, 

 transverse median vein uniting back of basal ; body pilose, head and thorax 

 closely punctured ; abdomen polished, shining, arched, petiole somewhat curved ; 

 metathorax polished, without carina ; petiole slender, smooth, spiracles tubercu- 



