AMERICAN HYMENOPTERA. 201 



8. thoracicus. 



Iloplisinenus thoracicus^ Cress. Proc. Ent. Soc. Phil, iii, p. 288, % . 



Phi/ga(fcaon impressus, Prov. Nat. Can. vi, p. 281, 9. 



var. Ichneumon eryfhopijgus, Prov. Nat. Can. vii, p. 79, S . 

 Hah. — Can., N. H., N. Y., Pa. Ferruj^inous ; head, antennae, pro- 

 and mesothorax, sometimes the scutcllum and pleura, tips of posterior 

 femora and of their tibiae, and apex of abdomen, black; annulus on 

 antennae, sometimes line on each side of face S , and spots or lines 

 on apex of abdomen, white; wings slightly dusky; the mesothorax ia 

 varied with ferruginous and the basal segment is broader and more 

 rugose in erijthopt/gus ; the sculpturing of the basal segment of ab- 

 domen in a good series of specimens, however, varies consideratly, as 

 does also the coloration of the thorax. Length % 9 .30 — .35 inch. 



9. 4-carinatus. 



Phij(/(t(h.unn 4-carinatm, Prov. Nat. Can. vii, p. 180, % . 

 Hah. — Canada. A small ferruginous species, with head, antennae, 

 prothorax, three marks on mesothorax, sutures of thorax and beneath, 

 and trochanters, black; sides of face, two spots on clypeus and annu- 

 lus on antennae white; wings strongly iridescent; base of abdomen 

 coarsely rugose, the postpetiole having four strongly elevated carinae. 

 Length S .25 inch. 



10. californicus, Cress. Proc. Cal. Acad. Nat. Sci. 1877. 



Hah. — California. Ferruginous, shining, especially the abdomen ; 

 mesothorax sometimes stained with blackish; antennae very slender, 

 apical half black, wings hyaline. Length $ .35 inch. 



11. lineolatus. 



Jchiuumon lineohitus, Prov. Nat. Can. vii, p. 82, 9 . 



Phygadeuon rujipes, Prov. Nat. Can. vii, p. 181, 9 • 

 Ilah. — Canada. Very much like the preceding, but distinguished 

 at once by the white annulus beyond middle of flagellum. Length 

 9 .35 inch. 



EURYI.ABUS, Wesm. 



agilis, n. sp. 



9- — Black; dot on each side of vertex, annulus on flagellum, dot beneath 

 tegul£e,scutelluin and postscutelluni, white; wings hyaline; four anterior tibice 

 and tarsi more or less pale. Length ..32 inch. 



%. — More slender; sides of face, two spots on clypeus, labrum, palpi, spot 

 on scape beneath, spot on tegulse and lino before, white; extreme base of 

 femora reddish; otherwise as in 9- Length .33 inch. 



JIab. — Can., Mass., N. Y. 



TEANS. AMEU. ENT. SOC. VI. (27) JULY, 1877. 



