122 [January 



rax not transversely striated. In two of the smaller specimens the an- 

 tennae and most of the wings are pale yellowish, and the legs piceous. 

 Length 3^ — 6 lines; expanse of wings 6} — 10 lines. 



Collection. — Ent. Soc. Philad. Three $ , four % specimens. 



This seems to belong to the subgenus Pn'ocnemis, Schiodte. and may 

 possibly be identical with P. Jtammipennis, Smith. 



** Body fuscous or ferruginous. 

 Pompilus Gundlachii. n. sp. 



Fusco-ferruginous ; apical half of antennae black, the basal half and the legs 

 fulvous and spinose ; wings deep yellowish, the apical margins fuliginous. 



Female. — Fusco-ferruginous, strongly sericeous, thinly clothed with 

 pale pubescence ; the orbits and clypeus paler than the vertex ; the cly- 

 peus large, broad, and truncate at tip; mandibles large, black at tips; 

 antennae not involute, the five basal joints fulvous, the remainder black, 

 first joint short and robust, third joint very long. Thorax rounded in 

 front; prothorax margined behind with yellow, broadly so on the mid- 

 dle ; lateral margins of the mesothorax obscure yellowish ; pleura with 

 an obscure yellowish stain above the middle coxae ; scutellum slightly 

 prominent; postscutellum yellow; metathorax strongly sericeous, yellow 

 at extreme tip, short, its upper surface gently sloped to the tip; tegulse 

 deep yellowish. Wings large, deep yellowish-hyaline, the apical mar- 

 gins fuliginous. Legs fulvo-ferruginous, sericeous ; anterior tarsi cili- 

 ated with long, slender spines, the intermediate and posterior tibiee and 

 tarsi covered with rather long, scattered spines. Abdomen oblong-ovate, 

 subdepressed, smooth, dull fusco-ferruginous, sericeous; a spot on each 

 basal side of the second segment, and the basal half of the third seg- 

 ment narrower in the middle, obscure yellowish; apical segments thinly 

 clothed with long, black pubescence. Length 9| lines; expanse of 

 wings 16 lines. 



Collection. — Dr. J. Grundlach. One specimen. 



Pompilus concinnus, n. sp. 



Fusco-ferruginous, variegated with bright yellow; wings yellowish-hyaline, 

 the costal two-thirds of the anterior pair fuscous; legs yellow and black, spi- 

 nose. 



Female. — Head bright yellow, minutely and beautifully sculptured. 

 slightly pubescent, face flat; a spot on the vertex covering the ocelli, 

 and extending each side in a narrow line to the summit of the eyes, 

 two approximate, parallel lines on the middle of the front, from the 

 ocelli to the base of the antennae, and dilated in the middle, and most 

 of the occiput, fuscous or blackish ; clypeus broad, large, its anterior 

 margin slightly sinuate, its basal middle with an elongate subquadrate 



