124 [January 



nous, clothed with long pale pubescence, as well as the cheeks ; clypeus 

 large, broad, truncate in front, clothed with appressed golden-yellow 

 pubescence; mandibles blackish at tips; antennae fulvous, involute, the 

 five apical joints black. Thorax dull fusco-ferruginous, faintly tinged 

 with obscure purple, with a thin, long, pale pubescence, more dense on 

 the pleura and metathorax ; prothorax dull ferruginous, and, as well as 

 the mesothorax, clothed with dense, short yellowish pubescence; meta- 

 thorax short, gently rounded behind, and covered, especially on each 

 side behind, with dense hoary pile; tegulae fulvous. Wings large, pale 

 yellowish-hyaline, a slight cloud on the middle, the extreme apex, and 

 a moderate sized cloud between the middle and apex, fuscous; nervures 

 fuscous ; posterior wings paler, with the apex faintly dusky. Legs 

 fulvo-ferruginous, the coxae darker, with a slight hoary pile; the inter- 

 mediate tibiae with a double row of very short spines ; the posterior 

 pair serrate ; tips of the tarsi dusky. Abdomen rather short, ovate, 

 convex, smooth and shining, fusco-ferruginous, with an obscure purple 

 reflection, the tip and beneath clothed with long pale pubescence, the 

 apical segment above with dense appressed bright fulvous pubescence. 

 Length 7 2 lines; expanse of wings 14] lines. 



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



Belongs to the subgenus Priocncmis. 



Sec. 2. — Wings hyaline or subhi/aline. 



* Body blue. 

 Pompilus bellus, n. sp. 



Blue, shining; antennae black; wings hyaline; wings neither spinose or 

 serrated. 



Female. — Entirely bright blue or violet-blue, slightly tinged with 

 greenish on the thorax ; clothed with a slight pale pubescence ; face, 

 clypeus and cheeks, clothed with pale sericeous pile ; antennae entirely 

 black, involute. Thorax densely and minutely punctured, more distinct 

 on the mesothorax ; pleura and metathorax with a beautiful violet re- 

 flection in certain lights, the latter short, rather abruptly rounded be- 

 hind, minutely sculptured at base, and rugose towards the tip, especially 

 on each side ; tegulaa black. Wings ample, hyaline, faintly tinged 

 with fuliginous towards the apex; nervures black. Legs deep blue, 

 more or less tinged with violet; tibiae and tarsi without spines or teeth. 

 Abdomen rather short, ovate, convex, subpetiolated, polished, entirely 

 bright blue. Length 4 — 4J lines; expanse of wings 7 2 — 8} lines. 



Male. — 'Resembles the female, but more slender and pubescent, and 

 not so bright in color ; the antennas porrect, the legs more or less tinged 

 with piceous, the wings clearer and iridescent, the abdomen slenderer 



