HYMENOPTERA FROM SARAWAK. 139 



on the mesonotum is close, almost uniform and distinct; tins is 

 also the case with the scutellum, except on its apex, which is 

 smooth, The post scutellum is less strongly punctured. The 

 median segment is more violaceous in tint than the mesonotum ; 

 it is smooth and is covered rather thickly with black hair except 

 laterally at the base. Mesopleune thickly covered with black 

 hair. The wings are uniformly dark fuscous- violaceous and are 

 without a very brilliant lustre. Legs thickly covered with black 

 hair. Abdomen covered like the thorax and with voilet, green 

 and blue tints and lightly iridescent ; it is thickly covered with 

 black hair except on the second and third segments where the 

 hair is much sparser and shorter; on the base of the third seg- 

 ment are two broad orange marks, which are obliquely narrowed 

 laterally. The frontal furrow is smooth and is deeper and more 

 distinct above and below than in the middle ; the orange on the 

 front extends into the eye incisions ; the two yellow marks "on 

 the clypeus vary in extent ; the lateral furrows on the apex are 

 distinct ; the two orange marks on the third abdominal segment 

 vary in size and form. 



Comes near to S. bioculata Sauss. and S. fulvifrons Sauss. 



MUTILLnLE. 



Mutilla gispa, sp. nov. 



Black ; the thorax and the base of the mandibles red ; the 

 third abdominal segment covered with silvery pubescence, two 

 irregularly oval marks of silvery pubescence on the base of the 

 second segment; the pygidium laterally covered with long- 

 silvery hair Q . 



Long : 1 1 mm. 



Hab. Borneo. 



Scape of antenna? shining, sparsely punctured and covered 

 with white hair; the ilagellum opaque, covered with a microsco- 

 pic down ; the terminal joint is brownish; the third joint is 

 nearly twice the length of the fourth ; the antennal tubercles ru- 

 fous. Front and vertex coarsely rugosely punctured : the 

 punctures on the front running into reticulations. Face and 

 clypeus smooth and shining ; the apex of the clypeus with a broad 

 shallow incision. Mandibles black, rufous at the base ; the apical 



