204 E. T. CRESSON. 



Priocnemis nnifasciatns. 



Pomjnlus U7iifasciatus, Say, Amer. Ent. pi. 42. 



Four 9 specimens. (Boll.) 



Priocneniis tcrminatns. 



Pompilus terviinatus, Say, Amer. Ent. pi. 42. 

 Six S 9 specimens. (Belfrage ; Boll.) A common species found 

 on flowers of the Wild Sage (^Crofon capitatuin). 



Priocneniis Heiligbrodtii, n. sp. 



J. — Robust, black, opaque, head aud thorax velvety, clothed with a 

 scattering black pubescence; head, when viewed from above, transversely sub- 

 quadrate, full behind the eyes; anterior margin of clypeus broadly subarcuate ; 

 labrura and mandibles piceous brown, the latter short aud very robust; an- 

 tennse short and thick, not reaching beyond tip of scutellum, brown sericeous; 

 metathorax rounded above, abruptly so behind; posterior margin of prothorax 

 arcuate; wings orange ferruginous, apical margin narrowly fuliginous; mar- 

 ginal cell pointed at tip, second submarginal cell scarcely half the length of 

 first, subquadrate, rounded towards base of wing, receiving the first recurrent 

 nervure a little before the middle, third submarginal cell nearly twice larger 

 than the second, receiving the recurrent nervure at the middle; legs robust, 

 shining, sparsely clothed with black hairs; abdomen oblong-ovate, smooth 

 and shining, sparsely punctured, sides and apex with black hairs. Length .70 

 inch. 



One specimen. (Coll. L. Heiligbrodt.) Allied to terminalis and 

 texanus, from which it is at once distinguished by the shorter and 

 stouter antennae and legs, and smooth shining abdomen. 



Priocuemis texanus, n. sp. 



9. — Velvety-black; apical margin of clypeus arcuate; posterior margin 

 of prothorax angular; metathorax rounded; wings bright orange-yellow, more 

 or less fiery, the apex fuliginous, neuration much as in terminuius, with the 

 marginal cell more acute at tip; abdomen with a slight bluish or purplish re- 

 flection, sometimes scarcely perceivable. Length .60 — .80 inch. 



%. — Much smaller, slender, with the wings fusco-ferrugiuous, sometimes 

 broadly fuliginous at apex. Length .55 inch. 



Ten % 9 specimens. (Belfrage; Boll.) Closely allied to ^er/n/?ia- 

 tus, but larger, with the clypeus less arcuate at apex and the posterior 

 margin of prothorax more angular; the wings are also darker. 



Priocneniiiii flainmipennis. 



Fotnpil us flammipennis, Smith, Brit. Mus. Cat. iii., p. 155. 



Four % 9 specimens. (Belfrage; Boll; Heiligbroadt.) 



Priocneniis coniens. 



Pompilus conicus, Say, Bost. Journ. Nat. Hist, i., p. 305. 

 One 9 'Specimen. (Belfrage.) 



