98 Cameron, Hymcnoptcva Ovicntalia. 



golden hairs. Abdomen shining, black, the basal segment 

 reddish, the base with longish white hairs, deeply and 

 widely incised above ; the ventral segments like the 

 dorsal. The first recurrent nervure almost interstitial, 

 received immediately in front of the transverse cubital 

 nervure ; the second in the apical fourth of the cellule. 



b. Green or blue species. 



Halictus grandiceps, sp. nov. 



Cupreo-viridis, longe albo-liivsutus ; antennis nigris ; alis 

 flavo-hyalinis. 2. Long. 8 — 9 mm. 



Hob. Mussouri {Rothney). 



Head large, wider than the thorax, coppery green, 

 thickly covered with white pubescence ; closely and 

 uniformly punctured; except above, and on the clypeus, 

 where the punctures are more widely separated; the 

 apical half of the clypeus coppery and fringed with golden 

 hairs. Antennae black ; very sparsely covered with micro- 

 scopic pile. Thorax above closely and rather strongly 

 punctured ; the punctures wider apart and larger on the 

 apex of the mesonotum and on the scutellum ; the hairs 

 on the mesonotum sparse ; on the post-scutellum long 

 and thick ; the base of the median segment depressed, 

 finely longitudinally striated ; this part in front being 

 bordered by a shining, smooth, glabrous space ; the apex 

 has an oblique slope ; an elongated deep depression in 

 the middle, into which run two shallow curved furrows 

 from the top, which enclose a triangle at the top. Pleurae 

 closely and finely punctured; the enclosed space below 

 strongly, the hind wings at top and bottom strongly 

 transversely striolated ; the lower part of the metapleurae 

 at the bottom at the base finely longitudinally striated. 

 The four hinder tibiae and tarsi thickly covered with long 

 pale fulvous hairs ; the femora and the fore legs with the 

 hairs whiter and sparser ; the spurs pale fulvous. Wings 



