HYMENOPTERA FROM SINGAPORE. 123 



Length 16 ; terebra 20 mm. 



Hab. Ternate. 



Face rugose, covered with long pale hair. Apex of 1st 

 abdominal segment closely, distinctly longitudinally striated ; 

 the plate on 2nd segment clearly longer than its greatest width 

 irregularly striated in the centre, its keel reaching to the base 

 of the apical third of the segment ; from its outer side a keel 

 runs obliquely to the apex ; the part between the keels bears 

 curved, oblique, clearly separated striae ; the securiform articu- 

 lation and the furrow on the next segment striated ; in the 

 centre the striae are continued on to the centre of the segment, 

 The 2nd and 3rd abscissae of the radius together are about 

 equal in length to the 1st. The abdomen is narrow not dilated 

 in the middle and is clearly longer than the head and thorax 

 united. 



Bracon spilogaster, sp. nov. 



Black, the head pallid yellow, the thorax and 4 front legs 

 ferruginous ; the wings fuscous, the stigma and nervures 

 black. 9 



Length 9 mm.; terebra 4 mm. 



Head smooth and shining ; the face and vertex covered 

 with fuscous pubescence. Thorax smooth and shining ; the 

 metanotum has 2 blackish marks on the apex. Abdomen as 

 long as the head and thorax united ; black, the basal 4 ventral 

 segments pale, with 2 large black marks in the centre ; broad 

 in the middle, narrowed at the base and apex; smooth and 

 shining ; the securiform articulation stoutly striated ; the keel 

 on the 2nd segment is longer than broad, is broad at the base, 

 becoming gradually narrowed towards the apex, which is pro- 

 longed into a short keel with a depression on either side, but 

 not reaching to the apex of the segment ; the furrows on the 

 3rd and 4th segments are narrow, curved and smooth. 



The tibiae and tarsi are thickly covered with a pubescence 

 and, more sparsely, with pale hair ; the hinder calcaria fuscous ; 

 the 2nd cubital cellule in front is about one-third longer than 

 the 3rd. Mandibles pale yellow, the teeth black. 



P. Cameron. 



B, A, Soc, No. 41, 1004. 



