1865.] 70 



Bracon dejectus, n. sp. 



Rufous; abdomen sanguineous ; face pale rufous; vertex, antennae and legs 

 piceous ; wings fuscous; abdomen oblong, segments incised, second segment 

 with a semicircular excavation on each side. 



Mule. — Head globose, pale rufous, vertex and part of occiput, pice- 

 ous; antennae one-fourth longer than the body, blackish. Thorax ru- 

 fous, smooth and polished ; metathorax convex, smooth and polished. 

 slightly pubescent; tegulse yellowish. Wings uniformly pale fuscous, 

 as well as the nervures and stigma. Legs piceous, anterior coxas and 

 base of the posterior pair, pale rufous. Abdomen oblong, depressed, 

 much angulate at base, shining, sanguineous ; second segment with a 

 large semicircular depression at base, remaining segments more or less 

 deeply incised at base, and gradually narrowed towards the tip; venter 

 concave. Length 2 lines; expanse of wings 4 lines. 



Collection. — Dr. J. Gundlach. One specimen. 



Bracon albifrons. n. sp. 



Yellowish-rufous; head except face, antennae, four posterior coxse, and pos- 

 terior pair of legs, black; wings pale fuscous; abdomen elongate and striated, 

 second segment obliquely depressed and rugose, the segments not incised. 



Male. — Yellowish-rufous ; head transversely subquadratc, black, 

 shining; face, except a blackish spot beneath the antennas, whitish; 

 antenna) slender, longer than the body, black. Thorax smooth and 

 polished; lobes of the mesothorax prominent; on the pectus beneath, 

 in front of each anterior coxa, an elongate black mark ; scutellum and 

 metathorax convex, smooth and polished ; tegulae yellowish-rufous. 

 Wings pale fuscous, the nervures and stigma dark fuscous. Legs color 

 of the body, the middle coxae, tips of their tarsi and the posterior coxae 

 and legs, black or piceous; posterior legs robust. Abdomen rather 

 elongate, depressed, opaque, the sides subparallel, gradually narrowed 

 at tip ; first segment coarsely rugose, depressed on each side, with the 

 middle prominent and flattened on the disk, the sides are somewhat 

 transversely striated ; second segment coarsely striated longitudinally, 

 with an obliquely depressed line on each side from the base to the late- 

 ral margin; third aud two following segments longitudinally striated, 

 with a more or less distinctly impressed, somewhat oblique line at base, 

 extending from side to side ; apical segments slightly dusky ; venter 

 concave. Length '2\ lines; expanse of wings 4 lines. 



Collection. — Ent. Soc. Philad. One specimen. 



Readily distinguished by its small size, pale color and striated abdo- 

 men, and especially the pale face, the rest of the head being black. 



