AMERICAN HYMENOPTERA. 123 



fulvous; wings whitish-hyaline, apex slightly smoky; ahdomen very 

 short, convex, conical, with a very short, but indistinct petiole." 

 Hah. — "South Carolina." Not seen. 



sf). Pompilus (Agenia) pulchripennis, n. sji. 



% 9 . — Black, shining, subsericeous; anterior margin of the clypeus 

 slightly emarginate; antennas dull black or brown-black; posterior 

 margin of the prothorax arcuate; metathorax rounded, finely impress- 

 ed down the middle, and thinly clothed behind with a fine whitish pu- 

 bescence; wings hyaline, with a large fuscous cloud covering the mar- 

 ginal cell, except its tip, the whole of the second and third submargi- 

 nals and a portion below them, and a transverse fuscous spot on the 

 basal series of transverse nervures, this is sometimes wanting; margi- 

 nal cell long and narrow; second submarginal obliquely quadrate, 

 receiving the first recurrent nervure in the middle, the third submar- 

 ginal subquadrate, narrowed towards the marginal, and receiving the 

 second recurrent nervure near the base; legs black, subsericeous; ab- 

 domen ovate, convex, subpetiolate, polished, sericeous, apex clothed 

 with brownish hairs. Length 3 — 5 lines. 



Hah. — Massachusetts, Pennsylvania, West Virginia, (Coll. Am. 

 Ent. Soc). 



Five 9 , one % , specimens. Readily distingui.shed by the hand- 

 somely ornamented wings. It approaches Priocnemis ryennanus m 

 general appearance, being of the same color and with the wings simi- 

 larly marked. 



87. Pompilus (Agenia) brevis, n. sp. 



3Ja/i'. — Black, clothed with a short greyish pubescence; head 

 opaque; a line on the front orbits, most of the clypeus — the anterior 

 margin of which is truncate — the mandibles, except tips, and the palpi 

 dull fulvous ; antennae as long as the head and thorax, stout, crenulate 

 beneath, brown-black above, fulvous beneath; thorax robust, broad in 

 front, narrowed behind, the pro- and mesothorax opaque, the posterior 

 margin of the prothorax arcuate; scutellum and metathorax shining, 

 the latter smooth and rounded, faintly impressed down the middle, and 

 whitish-sericeous at tip ; wings long, hyaline with a fuscous cloud on 

 Figure 9. the apical third, and a narrow band margining 



the basal series of transverse nervures ; wing- 

 cells as in Figure 9; posterior wings hyaline, 

 slightly dusky at tips; legs black, sericeous; the 

 anterior femora within, the four posterior femora, except tips, the an- 

 terior tibiae at tip and within, their tarsi entirely and the intermediate 



