N". i-iO(>. KIINEVMON FLIES— ASHMKil). 28 



Scape of antennge very deeply emarginate, shorter or no longer than 



tlie first joint of flagelhnn (86) Diadromax Wesniael. 



(Type, Icltncuniou. iroglodytefi (Travenhorst. ) 

 Metathorax at apex i)ro(lnce(i somewhat beyond the insertion of hind 



roxfe (87) Thyricella Iloliugren. 



(Type, TscJtnus collarix (Tra\cnliorst. ) 



S. Sei'ond segment witli thc^ tiiyridia nion^ or less distinct l.'> 



Second segment vriV/(OH/ a trace of tiiyridia or the same are unusually siuail and 

 indistinct. 



Mandibles in female at base beneath not emarginate 9 



Mandibles in female at l)ase beneath emarginate. 



(88) ('oljxitjmillmii Wesmael. 

 (Type, Ichnrumnn velerdior (Iravenhorst. ) 



H. I lead (juadrate or nearly, the temples broad II 



Mead transverse, not nearl}' quadrate. \ \ / / 



Metanotum with the areola lengthened, not cordate \ .\^ '10 



Metanotum wdth the areola cordate or reniform. 



(S9) Diccelotus Wesmael [^^Diojchin Wesmael^CVn.ra'/o/u.v Holmgren). 

 (Type, Ichneumon pumilns (Jrra^'enhorst. ) 



10. Bcutellum margined laterally to the tip (90) Holocrepin F()rster. 



Scutelluui not marginal laterally to the tip; at the most margined only at the 



base (91) DeloglyptuK Forster. 



( Type, Deloglyptus jwnctwentrh Thomson. ) 



11. Cly pens twice as wide as long; first abdominal segment somewhat longer than 



the second; flagellum in male very slender at base 12 



Clypens scarceh' broader than long; first abd(jminal segment in female shorter 



than the second, in maleal)out one-half as long. . (92) Micrope Forster. 



(Type, FJueoyenes macilentus Wesmael.) 



12. Face nuich shortened; scape twice as long as the first joint of flagellum. 



(93) Eparces Forster. 

 (Type, Eparce>i quadriceps Thomf^on.) 

 Face not much shortened; scape stout, globose. 



First joint of flagelhnn rarely longer than thick, shorter than the second; 

 transverse median nervure in hind wings broken belotv the middle. 



(94) Centeterus Wesmael. 



(Type, Centeterus major Wesmael. ) 



First joint of flagellum elongate, three or more times longer than thick, and 



longer than the second; transverse median nervure in hind wings 



broken above the middle (95) Poecilostictus Eatzeburg. 



13. Mesonotum and scutellum not wholly flattened 14 



Mesonotum and scutellum wholh' flattened, the postscutellum smooth, shining. 



Metanotum vifJi a distinctly circumscribed areola (96) Eriplatys Forster. 



(Type, Harpestomus ardeicoUh Wesmael.) 

 Metanotum without an areola (97) Anopirsta Forster. 



14. Second abdominal segment with two fovea' at l)ase; metathorax not areolated. 



(98) Xeinatomicrux Wesmael. 

 Second abdominal segment with tiiyridia only at base; metathorax areolated. 

 Thyridia lying close to the base and indistinct; postpetiole broad, strongly 



ymnctured; clypeus thickly punctured (99) Bseosemus Forster. 



(Type, Ichneumon mitigosus Gravenhorst. ) 

 Thyridia not lying close to the base and usually large; postpetiole not broad 

 nor strongly pmictured; clypeus not thickly ])unctured. 

 Postpetiole very short, scarcely one-fourth the length of the i)etiole; 



