196 Cameron, Hymenoptera Orientalia. 



plumbeous hue ; the metapleura; at the top near the base, 

 finely, the rest more coarsely, reticulated ; closely covered 

 with soft, white hair. Legs entirely black, except the fore 

 femora and tibiae in front, which are dirty testaceous, that 

 on the femora having a more reddish hue ; thickly covered 

 with white hair ; the coxae and femora (especially the hinder) 

 punctured rather strongly. Wings fusco-hyaline, a darker 

 cloud below the stigma ; the apex infuscated. Abdomen 

 smooth, shining, having a distinct plumbeous hue ; the 

 basal segments glabrous ; the apical fringed with white 

 hair ; the ventral segments plumbeous, their apices white; 

 the hypopygium ploughshare-shaped, punctured. 



Macrogaster varipes, sp. nov. 



Niger; flagello anUnnarum late alboannulato ; pedibus 

 anterioribus pallide fiavis ; posticis fulvis, nigromaculatis ; 

 alls hyalinis, fusco-bifasciatis. ?. 



Long. 1 2 ; terebra 1 3 mm. 



Antennae thickly covered with white hair, the under 

 side of the scape, and second joint beneath, and the twelfth 

 and following joints white. The face, except a large, 

 squarish mark in the centre over the clypeus and a narrow 

 black line running from the antennae to it, the clypeus, 

 the inner orbits from the ocelli, the outer narrowly above, 

 broadly below, to the base of the clypeus, yellowish white. 

 Face and clypeus strongly punctured, sparsely covered with 

 white hair. Mandibles black ; the base coarsely irregularly 

 punctured, sparsely covered with long, white hair; the 

 palpi whitish testaceous. Middle lobe of the mesonotum 

 distinctly raised and separated from the lateral, not 

 narrowed to a distinct point at the apex ; the depression 

 uniting it to the scutellar foveae is bordered on either side 

 by stout keels, and has at its base a few stout, 

 somewhat curved, transverse keels ; rather strongly, but 



