382 CLASS viii. 



a) With second cubital cell evanescent. 



Sub-genera : Glypta GRAVENH., Polysphincta ejusd., Scliizopyga, 

 ejusd., Clistopyga ejusd. 



b) With second cubital cell distinct, mostly triangular. 



Sub-genera : Rhyssa GRAV., Trachyderma, ejusd., Ephialtes 

 SCHRANK, GRAY., Pimpla GRAY., Lissonota GRAV. 1 



Sp. Pimpla (Ephialtes) manifestator, Ichneumon manifestator L., PANZER, 

 Deutsclil. Ins. Heft 19, Tab. 21, DUMERIL, Cons. gn. s. 1. Ins. PI. 32, 

 fig. i. Cuv. .ft. ami., ed. ill., Ins. PI. no, fig. 8, &c. 



Metopius PANZ., GRAVENH., (Peltastes Illig.) 



Sp. Ichneumon necatorius FABR., Ichn. vespoldes PANZ., Deutschl. Ins. 

 Heft 47, Tab. 19. 



Bassus FABR., GRAV. 



ft Genuine Ichneumons with abdomen compressed. 



Banchus FABR. Abdomen sessile, or with very short petiole. 



Ophion FABR. Abdomen falcate, distinctly petiolate. Antennae 

 slender, filiform. 



Sub-genera: Anomalon JURINE (in part), GRAVENH., Ophion, 

 Paniscus, &c. 



Sp. Ophion glaucopterw FABR. ; Ophion circumflexus, Ichneum. circum- 

 flexus L., KATZEB. Forst. Ins. in. Tab. vi. fig. 2, &c. 



Hellwigia GRAV. Abdomen petiolate. Antennge clavate. 



Comp. GRAVENHORST, Hellwigia, novum insectorum genus ; Nov. Act. 

 Acad. Cces. Leop. Car. Natur. Curiosor. xi. 1823, pp. 315 322, Tab. 43. 



Phalanx II. Evaniales. Abdomen inserted into thorax above, 

 before the origin of the two posterior feet. Antennae filiform 

 or setaceous, with thirteen or fourteen joints. Anterior wings with 

 distinct cells, posterior veined, destitute of cells. Maxillary palps 

 longer, sexarticulate, labial quadriarticulate. Posterior feet with 

 coxae long and strong, and femora often incrassate. 



1 Of what small value this second cubital cell or areola is as a character in Pimplce, 

 appears from some species of Lissonota GRAVENH., where it almost entirely disappears, 

 or is sometimes present on the right wing and wanting on the left. GRAVENHORST, 

 1. 1. in. 



