IBALIA CULTELLATOR. 261 



fovese at the base ; the sides of the scutellum margined ; 

 the apex deeply incised in the middle. Hind coxae 

 wide apart ; the hind femora stout, somewhat curved, 

 narrowed at base and apex. The spiracle in the last 

 abdominal segment large, distinct. Wings glabrous. 



1. IBALIA CULTELLATOR. 

 PL XIV, fig. 7, ? ; 11, abdomen. 



Ibalia cultellator, Latreille, Hist. Nat. de Crust, et des Ins., i, 

 205, pi. 100, f. 5 ; Curtis, B. E., 22 ; Htg., 

 Germs. Zeit., ii, 203; Giraud, Verb. z.-b. 

 Ges. Wien, x, 175; Thorns., Oef., xviii, 

 405. 



Black; the abdomen ferruginous; wings hyaline, with a smoky tinge 

 from the first cubital cellule, the nervures black. Pleurae in front 

 finely striated, the rest impunctate, shining ; the lower part excavated. 

 <$ and ? . 



Length 12 12*5 mm. 



Very rare. A parasite on Sir ex. I believe the 

 species has not been found in this country since the 

 time of Curtis. 



Continental distribution: Sweden, Germany, France, 

 Italy, Levant. 



