HYMENOPTERA FROM SARAWAK. 125 



Long : 17 mm. 



Ilab. Borneo (She! ford). 



Front and vertex closely and uniformly punctured, thickly 

 covered with black hair, which is much longer on the front. 

 The clypeus is rather strongly, closely and uniformly punctured, 

 except above in the middle, where it is smooth and shining. 

 Mandibles below smooth and shining, above closely punctured ; 

 there are four teeth, all bluntly rounded ; the inner two project 

 more than the apical. The upper part of the thorax is 

 thickly covered with short, stiff hair ; the hair on the pleurae is 

 longer, is thick and sooty-black in colour. The hair on the 

 legs is long and black ; on the under side of the middle tarsi it 

 is bright rufous. The hair on the abdomen, above and below, 

 is deep black ; the second segment at the base is deeply depress- 

 ed, at the apex obliquely raised ; the last segment has the apex 

 depressed and broadly rounded. Wings yellowish-hyaline, the 

 stigma and nervures rufo-f ulvous ; the apex, outside the radius, 

 the second transverse cubital, the second recurrent and the 

 discoidal nervures, smoky; the apex of the hind wings is 

 likewise smoky. 



Comes near apparently to M. tubercuhta Sm. 



Protoanihidium rufobalteatum, sp. nov. 



Black ; the head and thorax densely covered with stiff, 

 moderately long black hair ; the apical two segments of the 

 abdomen entirely, the middle segments banded with rufous- 

 yellow ; the ventral fringe bright ferruginous. 



Long : 12 mm. Q . 



Hab. Matang, 3600 feet. Sarawak. 



Antennae black, short, smooth and shining. Head closely 

 rugosely punctured, the clypeus more finely than the vertex ; 

 in front and above closely covered with short, black hair ; be- 

 low with longer, soft, pale hair. The clypeus is distinctly, 

 narrowly keeled in the middle ; the apex of the clypeus is trans- 

 verse, its sides are rounded. Mandibles opaque, closely rugose 

 above, below covered with a pale fulvous pile and below also 

 with some long pale hair ; the apical tooth is bluntly rounded 

 and projects ; behind it are three short, bluntly rounded teeh. 

 Thorax closely and somewhat strongly and uniformly punctured ; 



