184 HYMENOPTERA. 



8. MYGNIMIA ^RUGINOSA. B.M. 



Female. Length 9 lines. Head, antennae, palpi and mandi- 

 bles, rusty-red ; the posterior margin of the prothorax and the legs 

 also of a rusty-red, an obscure spot of the same tint on the disk 

 of the mesothorax and scutellum ; the metathorax convex, trans- 

 versely striated ; the coxae fuscous ; wings fuscous with a violet 

 iridescence, the second discoidal cell having a hyaline spot at its 

 base. Abdomen fuscous, having the apical margin of the first 

 segment narrowly, that of the second broadly, and the whole of 

 the following segments rusty-red. 



Hob. Sumatra. 



y. MYGNIMIA COMBUSTA. B.M. 



Female. Length 12-13 lines. Head, thorax and legs of a 

 rusty-red ; the antennae, palpi and mandibles of the same colour, 

 the latter black at their tips ; the mesothorax has on each side 

 an oblong fuscous stain, the metathorax convex and finely trans- 

 verse-striate ; wings dark fuscous, obscurely iridescent, their 

 base rusty-red, and having a subhyaline spot at the base of the 

 second discoidal cell, and also a transverse line near the apex of 

 the first submarginal cell. Abdomen black, subopake. 



Male. Rather smaller than the female, but of the same co- 

 lour; the flagellum fuscous above towards the apex, and the 

 metathorax much more deeply striated, the abdomen being sub- 

 clavate. 



Hab. Congo. 



10. MYGNIMIA FENESTRATA. B.M. 



Male. Length 10-11 lines. Fusco-ferraginous : the antennae 

 beneath, the face, palpi arid mandibles rufo-testaceous, the tips 

 of the latter black; the thorax, and legs beneath, pale ferrugi- 

 nous ; wings dark brown with a purple iridescence, at the base 

 of the second discoidal cell an ovate hyaline spot ; the anterior 

 margin of the first submarginal cell subhyaline, in some examples 

 obscurely so ; the mesothorax has a black stripe on each side ; 

 the scutellum elevated, the post-scutellum having a deep central 

 depression ; the metathorax convex, shining and transversely 

 striated. Abdomen : the base of the segments rufo-testaceous, 

 in some examples obscurely so. 



Hab. Silhet. 



