106 Cameron, Hymcnoptera Oricntalia. 



hyaline; the nervures pallid yellow; the costa darker ; the 

 first and second transverse cubital nervures bullated at 

 the top next to the radial nervure ; the first recurrent 

 nervure interstitial ; the second received in the apical 

 fourth of the cellule. 



Halictus vishnu, sp. nov. 



Niger; clypeo, geniculis tarsisque testaceis ; alts hyalinis, 

 nervis stigmateque testaceis. 2. Long. 4 mm. 



Hah. Mussouri (Rothney). 



Head thickly covered with longish fuscous hairs ; the 

 clypeus testaceous, the middle of the mandibles piceous. 

 Antennae almost glabrous ; the flagellum brownish beneath. 

 Mesonotum covered with longish fuscous hairs ; closely 

 punctured ; the scutellum with the punctures more widely 

 separated ; post-scutellum thickly covered with long ful- 

 vous hair; the base of median segment shining, glabrous, 

 impunctate, and marked with a few straight longitudinal 

 keels, which do not reach to the bordering carina at the 

 apex of the basal region ; the apex has a sharp oblique 

 slope, and is sparsely covered with long hairs. Pleurae 

 covered with longish white hairs. Legs covered with 

 white hairs ; the knees, anterior tibiae in front and the 

 tarsi testaceous. Wings hyaline, the stigma and nervures 

 testaceous ; the first recurrent nervure received in the 

 apical third of the cellule, the second in the second 

 shortly beyond the middle. Abdomen shining, impunc- 

 tate ; the segments above and beneath thickly covered 

 with white hairs ; the apical ventral segment with a dis- 

 tinct bordering keel. 



Halictus salutatrix, sp. nov. 



Niger, nitidus ; geniculis tarsisque albis ; alis hyalinis. 

 2 et d. Long. 6 mm. 



Hah. Mussouri (Rothney). 



Head black, closely and minutely punctured ; thickly 



