ashmead: classification ok thk chalcid fliks 519 



distinct parapsidal furrows. It also resembles Sirnonicsius Westwood but is easily 

 separated by the pubescent eyes, and by the longer and more sessile alxlomen. 



SYMrn:si>M()iiriiA hiiasiliensis, sp. nov. 



Female. — Length 3 mm. J^lack ; the a))domen is icneons black, with a large 

 rufous spot at base both above and beneath ; scape and legs, including the coxre, 

 honey yellow, the tips of the coxa3 and the trochanters whitish ; flagellum black. 

 Wings hyaline, the tegula^. and veins pale yellowish. The head is smooth, with a 

 few minute punctures in front; thorax reticulately punctate, clothed with whitish 

 hairs, the metanotum with a sharp median carina. The abdomen is ovate, 

 depressed, about as long as the head and thorax united. 



Brazil : Chapada, in Septeml)or. One specimen. 



SYMriKSOMORI'HA OI!.SCURA, Sp. IIOV. 



Feiualc. — Length 1.8 mm. Black with a l)luish tinge, the head in front and the 

 metapleura metallic greenish, the abdomen reneous black, the dorsum with a yel- 

 lowish band before the middle, the base before the band being blue, the venter with 

 a yellowish spot near the middle ; the scape and legs, except the coxae and most 

 of the femora, are pale yellowish or yellowish-white ; flagellum black. Wings hya- 

 line, the veins yellowish. 



Brazil : Corumba. One specimen. 



Genus STENOMESIUS Westwood. 

 SxENOMEsnjs DiMiDiATUs, sp. nov. 

 (Plate XXXIX., Fig. 3.) 

 Feuuile. — Length 2.1 mm. Flavo-testaceous, the head in front below pale yel- 

 lowish, the scutellum subfuscous, the inetathorax and apical half of the abdomen 

 black ; scape and legs, including the coxte, pale yellowish ; wings hyaline, the front 

 pair with a fuscous spot from the apex of the stigmal vein. The head is smuoth, 

 the thorax, and especially the middle mesothoracic lobe, is i-ugulose, the scutellum 

 coriaceous, the furrows with large punctures ; the metanotum has a sharp median 

 carina and is transversely regulose on each side. The abdomen is ovate, smooth and 

 polished, except the petiole, which is finely rugulo.se. 

 Lrazil : Chapada. One specimen. 



ALOPIIUS Ashiiu-ad, s«"- "ov. 

 This genus falls in between l}i<jli/i>li<)iiiiiri>h<i .\slim. and »S'v?)(/</r.s'/.s' Furst.; it comes 

 nearest to the first mentioned butdillers in not being metallic, by having ten-jointed 



