VO l889. n '] PROCEEDINGS OF THE NATIONAL MUSEUM. 413 



margined with white. Wings hyaline; stigma aud veins black ; areo- 

 let pentagonal. 



Habitat. — West Point, Nebr. 



Described from one specimen received from Mr. Lawrence Bruner. 



BRACHYCENTRUS Tasch. 

 Brachycentrus fasciatus sp. uov. 



Female. — Length 7 mm , ovipositor 4" im . Ferruginous ; a large quad- 

 rate spot extending from ocelli to base of antenna?, antennae (except 

 joints 8 to 11), prosternum, anterior coxa? and first joiut of trochanters, 

 sutures of thorax and apical tip of abdomen, black. Head and thorax 

 punctate, abdomen, alutaceous. The head is large, quadrate, cheeks 

 full. Antenna? slender, the joints very long, apex of joint 8 and joints 

 9 to 11, white. Parapsidal grooves distinct, complete, the surface an- 

 teriorly transversely striate, metathorax rounded off posteriorly with two 

 transverse keels, the last being indistinctly defined medially, although 

 laterally it is quite distinct. Wings hyaline, iridescent, with a trans- 

 verse dusky band extending from stigma across the wing; stigma and 

 veins black; the submediau cell is a little shorter than the median. 



Habitat. — Texas. 



Described from one specimen in Belfrage collection. 



CRYPTURUS Grav. 

 Crypturus texanus sp. uov. 



Male, — Length 10 mm . Robust, black; orbits, lower cheeks, face, 

 clypeus, the anterior margin and posterior angles of collar, two lines on 

 mesonotum, disk of scutellum, a spot on the lateral ridge extending 

 from side of the scutellum, another one in front, tegula?, a spot beneath, 

 a large oblong spot on mesopleura, postscutellum, blotch at base of 

 hind wings, two dots at base of metathorax, the subpromiuent posterior 

 lateral angles, and a large spot on metapleura, all yellow. 



The surface of head and thorax is somewhat coarsely confluently 

 punctate; the parapsides are not indicated; metathorax reticulate with 

 coarse fovea?. Antenna? black (broken); palpi white; legs, including 

 cox?e, reddish-yellow; the posterior legs are abnormally lengthened, the 

 tibia? at apical two-thirds and the tarsi, black. 



Abdomen oblong oval; all the segments broadly margined at apex 

 with yellow; the petiole rather long, slender, a little widened at apex* 

 yellow with a black subapical blotch. Wings hyaline ; stigma and veins 

 piceous, the areolet quadrate, the outer nervure wanting. 



Habitat. -Texas. 



Described from one specimen in Belfrage collection. 



This curious insect, the first of the genus to be detected in the United 

 States, has the general appearance of an Arotes and might readily be 

 confused with that genus but for the venation. 



