No.iiOfi. ICHNEUMON FLIES— ASIIMEAD. 41 



Metanotum with a basal transverse carina, short, rounded behind, rugose. 



Areolet large, the sides convergent SDiiu'wIuit above, the niesonotal furrows 



distinct (259) Difikmtella Saussure. 



12. ^Fetathorax vntJt one or two transverse carin;c, l)ut icitliont. a longitudinal sul- 

 cus 13 



Metathorax /'///( a longitudinal sulcus <ir furrow, but irilJiniil transverse cariujc. 



(2()0) .l^fn-sYt Tosquinet. 

 i:;. Disco-cubital nervure j/o/ broken by a stunij) of a vein; wholly without a trace 



of such a vein 19 



Disco-cubital nervure distinctly broken by a sttinip of a vein, or at least with a 

 trace of such a vein. 

 Anterior tarsi in female normal, or at most with only the fourth joint cordate 



or emarginate, never with joints 2—1 cordate or emarginate 14 



Anterior tarsi in female with joints 2-4 short, cordate, emarginate or lobate, 

 as well as sometimes joints in the other tarsi; cheeks, or the malar 

 space, long; antenuic filiform or tapering off toward apex (males diffi- 

 cult to separate from Cryplus, the forehead above insertif)n of antennae 

 concave, the spiracles of metathorax larger and longer, the upper 

 hind angles rarely dentate, wliile the apical transverse carina is 

 wanting or subobsolete) ( 261 ) Meringopua Forster. 



14. Glypeus anteriorly armed with a median tooth or projection, or anculated.. 18 

 Clypeus anteriorly normal, unarmed, either truncate or rounded. 



^letathorax with tiro distinct transverse carinae, or at most with the apical 

 carina vaguely or indistinctly defined only medially 15 



.Metathorax with only one complete transverse carina, or smooth imtJioiit 

 any 17 



15. ^Metathorax short, (jbliquely truncate posteriorly, the spiracles oval or ellip- 



tical 16 



Metathorax not short, with the upper hind angles often toothed or with the 

 apical transverse carina strongly elevated laterally, the spiracles 

 elongate, or small, short oval, or rounded. 

 Metathcjracic sjiiracles large, elongate or linear, the metapleural carina 

 indistinct or obliterated ])osteriorly from the l)asal transverse carina; 

 median and snl)median cells equal, or the latter is a little the 

 shorter; areolet large, the sides convergent above; head transverse, 

 narrowed behind; antennte filiform, in females most frequently 

 ringed with white; abdominal segments 1-4 not wholly smooth, 

 punctate or coriaceous, the spiracles of the second placed at or 

 before the middle. 

 Areolaof metathorax 7/0/ defined; iirstjointof flagellum elongate, longer 



than the set-ond (262) Cryptns Fabricius. 



(Type, Crijjihis spinosu^ Fabricius.) 

 Areola of metathorax more or less defined by surrounding carina'. 



(268) Ttiimoph'.c Forster. 

 ^letatboracic spiracles small rounded or short oval, the metapleural carina 

 distinct; areolet in front wings moderately large, witli the sides 

 convergent above; stump of vein 011 the disco-cubital Jicrvure very 

 minute or almost obliterated. 

 Submedian cell a little shorter than the median; metiitliorax with the 

 super hind angles dentate, the spiracles small, short, oval; Ijody 

 marked with red, black, and white, abdomen usually with some 



white V)ands ( 264) Cliroiuocryptna Ashmead, new genus. 



(Type, (_'liroiii(j<T!/ptiis aJhopidux Ashmead, maimscrij)^ ) 

 Sul)nictlian and median cells equal; metathorax with the upper hind 



