ENTOMOLOGISCHE BERICHTEN. 313 



as long us head and thorax together; seape oval; flagellura 

 sub-filiform, attenuate basally, with the first and third joints 

 shorter than the second. Head totally black, only palpi piceous; 

 scape black, flagellum black or slightly rufescent. 



Thorax sub-cylindrical, sparsely punctate, shining, with 

 notauli only basally distinct; metathorax slightly rugose, with 

 complete but not sharply defined areae, area basalis narrowed 

 apically, area superoraedia hexagonal and broader apically, 

 emitting the costula from below its centre, area postica arcuate 

 basally, reaching beyond centre of m et an otu m ; apophyses wan- 

 ting; spriracles circular. Thorax, including scutellum, black. 



Wings sub-hyaline, radix stramineous, tegulae black, stigma 

 piceous, pale at its base and apex. In fore wing discoidal cell 

 with the lower external angle hardly acute, almost rectangular; 

 fenestrae discreted. 



Abdomen strongly nitidulous, lanceolate and narrower than 

 the thorax, apically compressed, with no other sculpture than 

 a slight aciculation of the first segment at its apex. Terebra 

 a little longer than the first segment. Red, the first segment 

 black, the apical segments more or less blackish. 



Legs normal ; all coxae, trochanters and femora black, tibiae 

 and tarsi reddish, of the hind legs infuscate. 



Length 5 — 6 mm. 



Ischnocryptus cubiceps is closely allied to nitidus and îieroy- 

 nious Gray. 



I captured four £ g of this species by sweeping wild flowers 

 on the ruins of Carthage (Tunesia) in April 1911. The spec- 

 imens are in ray collection. 



The Hague. ('. A. L. Smits van Bürgst. 



