70 HYMENOPTERA FROM SARAWAK. 



yellow, the steep apex of a more rufous hue ; the base of the 

 segment between them is striated ; the sides of the apical 

 three segments are yellow, the yellow becoming gradually 

 broader towards the apex. 



M araces pectinata, sp. no v. 



(Niger, late flavo ornato ; pedibus fulvis, coxis trochanter 

 ibusque anterioribus flavis, posticis nigris ; alis fulvo-hyalinis, 

 nervis, stigmatique nigris 9 . 



Long: 17 mm. 



Hab. Khasia Hills (Coll Rothney). 



Antennte black, the eighth to sixteenth joints white ; the 

 scape covered with white hair. Head black ; the face, clypeus, 

 the inner orbits, — narrowly below, more broadly above, the yel low 

 not extending beyond the inner top of the eyes, — and the outer 

 orbits entirely, from above the middle of the eyes to the base of 

 the mandibles, pale yellow. The face and clypeus obscurely 

 punctured and thickly covered with white hair ; there is a black 

 line down the face and an elongate mark on the apex of the 

 clypeus. Front and vertex smooth, shining, and bare. Mandibles 

 yellow, the teeth black. Thorax black ; the edge of the 

 r>ronotum, two lines on the mesonotum, obliquely narrowed on 

 the inner side at the base, the apical half of the scutellum, the 

 mark roundly narrowed at the base, the base of the pronotum, 

 the lower side of the propleune from behind the middle to the 

 apex, the tubercles, a small mark on the middle of the meso- 

 pleurae, a smaller one behind it lower down, the lower third of 

 the mesopleurpe, the apex of the mesopleurse broadly below the 

 keel, yellow. Legs fulvous; the four front coxte, trochanters 

 pale yellow ; the hinder cox-ce black on the outer side and on 

 the outer half of the top ; the basal joint of the trochanters black, 

 wings hyaline, the base with a slight fulvous tinge ; the stigma 

 and nervures black ; the areolet oblique ; the second transverse 

 cubital nervure longer and with a more oblique slope than the 

 first ; they almost touch above ; the recurrent nervure is receiv- 

 ed shortly behind the middle. Abdomen black, the apices of 

 all the segments yellow ; the band on the third is interrupted 

 in the middle ; the petiole shining, the base of the post-petiole 

 strongly punctured : the second, third, fourth segments closely 



