V0 1889."'] PROCEEDINGS OF THE NATIONAL MUSEUM. 403 



Hemiteles bicornutus sp. nov. 



Male. — Length, 5 mm . Black, polished ; apex of petiole, second and 

 basal two-thirds of third abdominal segment, red. Antennae broken ; 

 mandibles and palpi ferruginous ; thorax with the parapsidal grooves 

 distinct anteriorly for two-thirds the length of mesouotum ; inetathorax 

 areolated, the posterior lateral angles prominently produced; legs red- 

 dish-yellow, all coxae and first joint of trochanters basally, black ; the 

 petiole has two parallel keels its entire length, the spiracles being 

 prominent. Wings hyaline, iridescent; tegulae yellowish ; stigma and 

 veins brown, the median and submedian cells of an equal length, the 

 cubitus slightly geniculatedjust before the middle with a bulla just be- 

 hind, but without a stump of a vein. 



Habitat. — St. Louis, Missouri. 



Described from one specimen. 



Hemiteles annulicornis sp. nov. 



Female. — Length, 5 mra ; ovipositor, l. mm . Head and thorax black, 

 shagreened; legs and abdomen yellow-ferruginous; knees and apex of 

 posterior tibiae dusky ; apex of abdomen and ovipositor black, the sixth 

 abdominal segment having a large white spot above. Mandibles, ex- 

 cept teeth, and palpi ferruginous. Antenna?, 25-jointed, dark ferrugi- 

 nous, joints 8, 9, and 10, white. Thorax with complete parapsidal 

 grooves; the pleurae and metathorax finely rugose, the latter with two 

 transverse keels and the posterior lateral angles produced into small 

 but prominent spines, the spiracles round. Wings dusky hyaline, prob- 

 ably due to cyanide bottle; stigma and veins brown, the submedian 

 cell shorter than the median. 



Habitat. — Texas. 



Described from a single specimen in Belfrage collection. This may 

 not be an Hemiteles, although the areolet is open along the outer side. 



Hemiteles albiscapus sp. iiov. 



Male. — Length, 6 mm . Black, polished and covered with a whitish 

 pubescence ; the disks of the second and third and the basal portion of 

 the fourth abdominal segments, rufous. Head subquadrate; mandibles 

 and palpi white. Antenna? 2G-jointed, filiform, black, the scape yel- 

 lowish-white. Thorax with only slight indications of parapsidal 

 grooves anteriorly ; a curved carina extends from tegulae to basal side 

 of scutellum ; tegulae white ; metathorax areolated, the spiracles round. 

 Legs reddish-yellow, the anterior and middle coxae and trochanters 

 white, apex of posterior tibiae and their tarsi above, dusky. Wings 

 hyaline; stigma and veins brown. 



Habitat.— Texas. 



Described from one specimen in Belfrage collection. 



