112 E. T. CRESSON. 



59. Pompilus (Priocneniis) fulvicornis, n. .sp. 



Female. — Dull black, subopaque, sometimes with a bluish tint, iui- 

 maculate ; antcuna? orauge-yellow, two basal joints black or fuscous; 

 anterior margin of the elypeus arcuate, the face sometimes brown-seri- 

 ceous; posterior margin of the prothorax angular; metathorax opaque, 

 with a well impressed, longitudinal, dorsal line; wings uniformly fus- 

 cous or dark fuscous, more or less violaceous, marginal and submargi- 

 nal cells as in magnus, the second recurrent nervure is rounded out- 

 wardly, but not suddenly bent; legs brown-black, tarsi brown; abdo- 

 men ovate, convex, apical segment brownish pubescent. Length 8 — 

 9 lines. 



Male. — Very similar to the female, but the form is more slender 

 and the tibiae are only slightly serrated. Length 6 — 8 lines. 



Hah. — Pennsylvania, Delaware, A^irginia, Louisiana, Texas^ (Coll. 

 Am. Ent. Soc. and Mr. E. Norton). 



Nine 9 , five S specimens. Much smaller and less robust than 

 maf/)i>i.s, and with paler wings. One 9 specimen from Virginia has 

 the anterior orbits and the mandibles pale ferruginous. 



60. Pompilus (Priocnemis) unifasciatus. 



Pompilufi wtifa.scint/'S, Say, Anii»r. Ent., 2)late 42. 



Pompilus pall idicprnis, Smith, Brit. Miis. Cat. Hym. iii, p. 160, 9- 



% 9 . — Black ; antennae, except the base, bright yellow ; anterior 

 margin of the elypeus broadly but not deeply emarginate ; posterior 

 margin of the prothorax angular ; wings dark fuscous, the anteritn" 

 pair with a large, yellow, subapical spot. ]jength G — 10 lines. 



Ilah.—Coim., Del, 3Id., AVest Va., Ill,, La., (Coll. Am. Ent. Soc. 

 and Mr. E. Norton). 



Twelve 9 ? ^(^^^^ '^ specimens, llecognized at once by the deep 

 black color of the body, the yellow antennas and the large yellow spot 

 at the tip of each anterior wing. 



61. Pompilus (Priocnemis) maculipennis. 



Pompilus maculip>ennis, Smitli, Brit. Miis. Cat. Ilym. iii, p. 1,')9, 9- 

 ^'■Female. Length 8 lines. — Black; the tips of the mandibles fer- 

 ruginous ; the head and thorax covered with very short velvety pubes- 

 cence; wings brown, with a purple iridescence, the anterior wings 

 having a large, ovate, yellow macula a little beyond the middle, touch- 

 ing their anterior margin ; the anterior and intermediate tibiae and 

 tarsi slightly spinose, the ])Osterior tibiiio serrated exteriorly, the tarsi 

 spinose. Abdomen obscurely sericeous, the apical margins of the seg- 

 ments without pile, smooth and shining. 

 . Ifah. — " North America." 



