138 



angles of sides of face and flagellum ferruginous 

 xanihostoma 



Flagellum darker, face entirely dark longulus^ 



7. Inner orbits with a very small whitish s])ot a little 



above the antennal sockets ...xurvicarinatus^ 



Inner orbits with a white line reaching much above 

 the antennal sockets hrquaeftianus- 



Males 



1. Apical lobe of 7th sternite hornlike, 1st tergite not 



strongly punctured 2 



Apical lobe of 7th sternite flaplike 3" 



2. 1st tergite microscopically distinctly and evenly 



sparsely punctured, yellow mark on sides of face 

 contiguous with the eyemargins above . ciirvicarinatus^ 

 1st tergite not distinctly punctured, white marks of 



sides of face curving over base of antennae -.. 



-- bequaertianus 



3. Seventh sternite with the lateral teeth strongly devel- 



oped, first tergite distinctly and strongly punctate.... 4 

 Seventh sternite with the teeth feebly developed, first 

 tergite not distinctly punctate longulus- 



4. Basal area of propodeum not differentiated from the 



basolateral areas, stipites rounded at apex, not 



obliquely truncate outwardly _ 5 



Basal area of propodeum strongly difi^ereutiated from 

 the basolateral areas, the latter strongly and distinct- 

 ly punctate, stipites acute at apex obliquely truncate 

 outwardly ._ immarqinatus 



5. Basal area longitudinally rugose, apical process of Sth 



sternite acute nearly as long as the width, on either 

 side, of the basal part, clypeus shallowly impressed 



over most of its surface Dregei 



Basal area vermiculate and confusedly closely rugulose, 

 process of 8th sternite short, blunt, less than half the 

 width on either side, clypeus convex. ...Lir/Mfooti 



