156 E. T. CRESSON. 



Ichneumon cferuleus. 



Ichneumon cctruleus, Cress. Proc. Ent. Soc. Phil, iii., p. 149. 

 One 9 specimen. (Belfrage.) 



Ichneumon zebratus. 



Ichneumon zebratus, Cress. Trans. Am. Ent. Soc. i., p. 299 9 • 

 % . — Differs from the $ as follows : — The entire face beneath antennae is pale 

 lemon-yellow; antennae entirely black, except scape beneath which is pale 

 yellow; posterior tibiae have the apical half black, and the basal half whitish, 

 as well as the bases of their tarsi. 



One % specimen. (Boll.) A very handsome species. 



Ichneumon comptus. 



Ichneumon comptus, Say, Bost. Journ. Nat. Hist, i., p. 229. 

 One % specimen. (Boll.) 



Ichneumon iusolens. 



Ichneumon insolens, Cress. Trans. Am. Ent. Soc. i., p. 302. 

 Two % specimens. (Boll; Heiligbrodt.) 



Ichneumon Belfragei, n. sp. 



% . — Deep black, shining ; sides of face and of clypeus, dot on tegulae an- 

 teriorly, short line beneath, and the scutellum, white ; mesothorax with rather 

 close, deep punctures; scutellum subconvex; metathorax opaque, with well 

 defined carinae, central area lunate; wings uniformly pale fuliginous, nervures 

 and stigma black, areolet triangular; anterior tibiae pale in front; abdomen 

 shining, closely punctured ; second, third and base of fourth segments yellow- 

 ish-ferruginous. Length .50 inch. 



One specimen. (Coll. Q. W. Belfrage.) Closely allied to electus, 

 Cress. 



Ichneu inon trogiformis. 



Ichneumon trogiformis, Cress. Proc. Ent. Soc. Phil, iii., p. 175. 

 Four % $ specimens. (Belfrage; Boll.) 



Ichneumon propitius, n. sp. 



% . — Yellowish-ferruginous or honey-yellow ; face, clypeus, mandibles and 

 anterior orbits, pale yellow; antennae long, pale ferruginous beneath, blackish 

 above, with a broad yellowish-white annulus above the middle, scape pale be- 

 neath ; prothorax blackish anteriorly, the anterior margin pale yellow ; mar- 

 gins of mesothorax blackish, as well as entire scutellar region and anterior and 

 posterior margins of pleura and centrally beneath; scutellum yellow, convex, 

 shining; metathorax blackish at apex, carinae sharply defined, a short sub- 

 acute spine on each side, central area quadrate, extending to base; wings 

 hyaline, iridescent, nervures and stigma fuscous, areolet triangular; legs slen- 

 der, four anterior coxae yellowish beneath, apices of posterior pair, tips of their 

 femora, apical half of their tibiae and tips of their tarsi black, basal half of their 

 tibiae yellow; abdomen opaque, densely sculptured, base of first segment and 

 extreme apical margins of second and third segments black and shining. 

 Length .30 inch. 



One specimen. (Coll. G. W. Belfrage.) Closely resembles some of 



