— 250 — 



to this surface and hidden by the mandibles. Mandibles with a large 

 external tooth. Eyes emarginate. Second article of flagellum equal 

 to third. Dorsum sculptured like the vertex. Scutellum with rather 

 flat upper surface, traversed by a médian, polished, low ridge which 

 is not truncate, nor projecting behind. First abdominal segment not 

 nodose, gradually widening to the second from which it is not con- 

 stricted; its sternite with a médian keel, truncate in front and poster- 

 iorly produced into an acute tooth. Second segment as seen from above 

 constricted just before the apex so that its sides at that point appear 

 a little tuberculate; its dorsal surface coarsely punctate, sparsely so in the 

 middle of its disk; the base of its sternite elevated into a sort oftubercle 

 which is limited anteriorly by a V-shapedc arina; surface of the ster- 

 nite with coarse, spatter-punctures, excepting for a large, smooth, 

 im punctate, médian basin which is limited posteriorly by a transverse, 

 curved ridge. Last tergite with an indistinct médian ridge which 

 terminâtes posteriorly in a raised, truncate process. Sixth sternite 

 with indications of latéral ridges. Seventh sternite with heavy, cres- 

 cent-shaped, raised ridges. Last sternite with short, stout ridges, 

 somewhat curved toward each other apically. 



Habitat : Belgian Congo, one maie, Thysville, June 3, 1915 (J. 

 Bequaert). 



Holotype : Congo Muséum, Tervueren. 



Smicromyrme (Glossotilla) malelensis, new species. 



Maie. — Ail black, with white calcaria. With erect, white and some 

 brown hairs and with dirty white, appressed pubescence distributed 

 as follows : dense spot on the face; spot on the side of the mesopleura:; 

 basai spot on propodeum; subbasal, latéral spots and a narrow, mé- 

 dian, apical band on second tergite; an interrupted, broad, apical 

 band on the third; suggestions of an interrupted, apical band on the 

 fourth and fifth; a broad; médian band on the sixth. Wings deeply 

 infuscated, showing somewhat of a violaceous reflection. 



Length : 11 mm. 



Head seen from above transverse, rounded behind the eyes; pos- 

 terior margin concave. Vertex coarsely, rugcsely punctate; sculpture 



