NO. 1206. ICHNEUMON FLIES— ASHMEAD. 93 



24. ( )vipositor extending beyond the tip of the abdomen 25 



Ovipositor not extending beyond the tip of the abdomen. 



Metathorax with the areola and the petiolar area confluent; transverse me- 

 dian nervure in hind wings not broken ... (703) Olesicampa Forster. 



25. Transverse median nervure in liind wings straiglit, not V)roken; metatliorax with 



the basal lateral and the middle lateral areas separated, the spira- 

 cles rather long, ovate; clypeus anteriorly bluntly toothed; claws 

 pectinate or uutli several teeth basally..(704) RJiimphoctona Forster. 

 Transverse median nervure in hind wings broken ^w/om; the middle; metathorax 

 with the basal lateral and the middle lateral areas not or very indis- 

 tinctly separated; clypeus anteriorly slightly rounded or medially 

 slightly angulate; claws without teeth basal ly. 



(705) Pyracmon Holmgren. 



2(). Radius distinctly angularly broken 27 



Radius curved, not or scarcely angularly broken. 



Claws iinthoul teeth (~06) Diadegma Forster. 



Claws ivifh teeth. 



Second abdominal segment with the thyridia lying close on its base. 



( 707 ) Sinqphorus Forster. 



Second abdominal segment with the thyridia lying somewhat away 



from its base (708) Omoborus Forster. 



27. Spiracles of the first abdominal segment not prominent 28 



Spiracles of the first abdominal segment prominent (~09) Ecpliora Forster. 



28. Spiracles of the second abdominal segment placed distinctly behind or beyond 



the middle 29 



Spiracles of the second abdominal segment placed at or before the middle. . . 31 



29. ]Metathorax 7iot coarsely rugulo.se, witJi carinse, the basal lateral and the middle 



lateral areas sharply separated ; ovipositor very prominent, long. . 30 



Metathorax coarsely rugulose ivithout carinie, and with only the spiracular area 



apparent; claws pectinate or at least basally; ovipositor projecting 



somewhat beyond tip of the abdomen (710) Anepheres Forster. 



30. Discoidal cell at base fully as wide or somewhat wider than the length of the 



transverse median nervure; longer spur of hind tibi&e longer than 



the second joint of their tarsi (711) Idechlh is Forster. 



Discoidal cell at base not so wide as the length of the transverse median nerv- 

 ure; longer spur of hind tibia? not so long as the second joint of their 

 tarsi (712) Lalhrostizus Forster. 



31. Transverse median nervure in hind wings angularly broken 32 



Transverse median nervure in hind wings not angularly broken 38 



32. ^letathorax with the areola closed by a sharp carina and completely separated 



from the petiolar area 37 



Metathorax with the areola and the petiolar area confluent, not separated. 



Discoidal cell at base not twice as wide as the second discoidal at apex . 33 

 Discoidal cell at base twice or nearly twice as wide as the second discoidal 

 cell at apex; ovipositor not projecting beyond tip of abdomen. 



(713) Lathroplex Forster. 



33. Second abdominal segment not twice as long as wide 34 



Second abdominal segment twice as large as wide (714) Omorgus Forster. 



34. Ovipositor projecting beyond the tip of the abdomen 35 



Ovipositor not projecting beyond the tip of the abdomen. 



Metathorax with the petiolar area at least twice as long as the areola and 

 strongly excavated, the surrounding carina; very sharply elevated; 

 fifth joint of hind tarsi distinctly shorter than the third. 



(715) Fanlropa Forster. 



