306 E. T. CRESSON. 



I. Hebe. — 9- Small, black, head broad, eyes larg'e, most of mandibles and the 

 palpi testaceous; antennae rather short and slender, brown-black, joints 2 — 5 

 honey -yellow, a narrow whitish annulus a little beyond the middle, the tip be- 

 neath 2:>aler, joints 4 — 6 elongate and subequal ; thorax black, immaculate ; te- 

 gulse white; wings subhyaline, iridescent, nervures pale, areolet broad, 5-angu- 

 lar; legs, including the coxse, pale honey-yellow, the coxae and trochanters 

 paler; tips of posterior femora and of their tibiae black; tarsi yellowish, their 

 tips blackish ; posterior coxse with a stout tooth beneath near the tip ; abdomen 

 oblong-ovate, depressed, slender at base, pointed at tip; first segment smooth 

 and shining above at tip, not suddenly dilated, second segment transversely de- 

 pressed at base; second, third and fourth segments honey-yellow, sometimes 

 the tip of the first segment is tinged with reddish. Length 3 — 34 lines. 



%. Sides of face and sj)ot on each side of clypeus, white; antennae entirely 

 reddish-brown, dusky above and at base beneath; posterior coxae unarmed, pos- 

 terior tarsi dusky; first segment of abdomen honey-yellow, smooth and shining. 

 Length 3 lines. 



Mab. — Connecticut, Illinois. Two 9? three % S])ecimens. The male speci- 

 mens described above may not belong to this species. 



I. fungor, {^AloniT/a fungor Norton, MS.) — %. Long, slender; head large, 

 transversely quadrate, densely punctured, thinly clothed with a fine whitish 

 l)ubescence, black, clypeus more or less ferruginous, the mandibles, except base 

 and apex, and the palpi, yellow; antennae long, filiform, fulvous, ferruginous or 

 brown-ferruginous; thorax closely punctured, thinly pubescent, black, shining, 

 immaculate, except scutellum, which sometimes has a reddish spot; occasion- 

 ally the mesothorax and metathorax have rufous stains; metathorax densely 

 sculptured, thinly pubescent, the elevated lines sharply defined, the central 

 area quadrate or subquadrate, moderate; tegulae generally pale yellow; wings 

 hyaline or subhyaline, areolet broad, 6-angular, nervures and stigma brown, 

 both more or less yellowish at base; legs slender, and including their coxae, ho- 

 iiey-yellow, the posterior coxae at base beneath, their tibiae at tips and most 

 of their tarsi are generally dusky; abdomen long and slender, csjiecially at 

 base, entirely ferruginous or honey-yellow, the tiret segment only slightly di- 

 lated at tip, which is smooth and shining, sometimes faintly aciculate; remain- 

 ing segments shining and subpubescent. Length 4 — 5 lines. 



Hab. — Ct., N. Y., Pa., Ills. Twenty % specimens. 



I. hospitus. — J. Robust, black; tlie anterior orbits and face tinged with ru- 

 fous; antennae tricolored, tin; base ferruginous, middle yellowish-white, and 

 apex black; thorax flattened; scutellum yellow; tegulae ferruginous; wings 

 subhyaline, nervures and stigma luteous, areolet y-angular; legs, including 

 their coxae, ferruginous, apex of posterior femora and of their tibiae black; ab- 

 domen rufo-ferruginous, the fourth and following segments black. Length 34 

 lines. 



%. More slender than the 9 > the face and clypeus yellowish-ferruginous, 

 with the sides of both yellow ; the antennae nearly as long as the body, subser- 

 i-ate, brown above, with a narrow fulvous annulus beyond the middle, beneatli 

 entirely fulvous; the posterior tibisB are dusky, with a yellowish-ferruginous 

 annulus near the base; the abdomen is nari-ow, parallel, with the fourth and 

 following segments brown-black. Length 4 lines. 



Hab. — Canada, (Saunders.) One 9 > '^^^ % > specimens. 



