ORTALIDIM. 



279 



2. Hind femora incrassate (14). .... Richarula. 

 Hind femora not incrassate Paneryma. 



3. Scutellum with two bristles 4 



Scutellum with four bristles; ocelli remote from the vertex; last 



section of the fourth vein convergent toward the third (10) . 



Coelometopia. 



4. Ocelli approximated to the vertex; front not narrowed anteriorly. 



Neoidiotypa. 

 Ocelli remote from the vertex; front somewhat narrowed ante- 

 riorly; wing narrowed at base (22). . . Stenomacra. 

 Front projecting; wings not narrowed at base. Cyrtometopa. 



5. Head shaped like a long, somewhat flattened cone. Coniceps. 

 Head not so shaped 6 



6. Wings but little developed; anal cell wanting. Steneretma. 

 Anal cell present; wings fully developed. . . Epiplatea. 



