Hymenoptera. 189 



the 1st and 2nd transverse c-ubital nervures paler than the others, 

 roundly curved ; the 3rd with the upper half obliquely sloped ; the 

 2nd cubital cellule half the length of the 3rd : 1st recurrent 

 nervui-e received in fro)it of the 2nd transverse cubital, almost 

 interstitial. Metanotal are closely, rugosely punctured throughout ; 

 the sides to the centre rounded, clearlj^ margined ; the centre 

 almost transverse. Female. 



Length 5 mm. 



Museum Ciround?, Grab^mstown. November. Misses Daly 

 and Sole. 



Front, face and clypeus thicklj- covered with white 

 jjubescence, clypeus strongly, almost rugosely punctured except 

 on the apex ; face irregularly rugose. Front and vertex opaque, 

 coarsely alutaceous. Mesouotum and scutellum shining, sparsely, 

 indistinctly punctured. Pleura? finely rugose. Abdomen shining, 

 impunctate, the apices of the segments testaceous. 



Halictus collegus, sp. no v. 



Black, the apex of the clypeus pale lemon-yellow : the unde? 

 side of the flagellum, the tarsi for the greater part testaceous, 

 wings hyaline, the nervures and stigma fuseous ; the 2nd cubital 

 cellude hardly one half the length of the 3rd, the 1st recurrent 

 nervure interstitial, tegulae yellowish testaceous on the outer, 

 black on the inner half ; base of metanotum irregularly 

 longitudinally striated, Male. 



Length 6 mm. 



Museum Grounds, Grahamstown. November. 



Lower part of front, face and cljpeus thickly covered with 

 white pubescence ; the hair on the thorax white. Head, pro-, 

 mesonotum and scutellum closely, finely, distinctly punctured ; 

 the u])per i>;ii't of the mesopleui'a? closely punctured, the hind part 

 longitudinally striated, the stria? distinct and clearh' sei)arated; 

 Apex of metanotum smooth, shining, bare ; it is bordered by a 

 stout keel. Abdomen smooth, shining, the apices of the segments 

 piceous. 



