162 



Annals of the South African Museum. 



P. Poweei, n. sp. (See Text-figures 9, 9a.) 



$ , 2. 1 mm. Yellowish rusty red, the legs and antennae paler, 

 more ochreous. Microscopically coriaceous, the 1st abdominal segment 

 also faintly and transversely rugulose. Dull, the 2nd abdominal 

 segment with a slight gloss. Head as long as wide, very convex above, 

 hardly narrowed in front, the sides feebly convex, the posterior margin 

 straight. The single lamella formed by the fused frontal carinae is 

 short, not passing the anterior fifth of the head. Eyes flat, composed 



/oa 



Figs. 9, 9a. Figs. 10, 10a. 



of several ill-defined facets (9 ?), and situated at the anterior third of 

 the head. Scape extending to the middle of the head. Anterior 

 margin of clypeus convex. Pronotum produced in front into a distinct 

 neck, the anterior angles rounded ; the pronotum has a short and steep 

 face in front, which is rounded above at its junction with the surface 

 of the dorsum. Thorax nearly twice as long as it is wide across the 

 pronotal angles, where it is widest ; the dorsal profile forms a very 

 low curve, sloping towards the declivity. The latter nearly vertical, 

 fairly sharply delimited from the dorsum, faintly submargined. Epi- 

 notal angles rounded. Petiole a little wider behind than in front, a 

 little wider than long, the anterior angles rounded, the anterior face 

 straight ; the ventral lamella with a broad tooth near its base, pointing 



