54 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.xxiii. 



4. Second abdominal segment in female usually much longer than wide, rarely quad- 



rate at apex; ovipositor most frequently longer than the body.. . 5 



Second abdominal segment in female transverse or quadrate, seldom a little 



longer than wide; ovipositor usually shorter than the body 9 



5. Antennpe normal, the joints 3 to 5 outwardly not serrate 6 



Antennae with the joints 3 to 5 outwardly serrate. 



Abdomen with segments 1-7 longer than wide, with indistinct lateral swell- 

 ings; transverse median nervure in hind wings faintly broken below 

 the middle; thorax for the greater part red. 



(340) Troctocrras Woldst«dt. 

 ( Type, Troctocerus elegans Woldstedt. ) 



6. Abdomen in both sexes nearly of an equal width throughout, the sides parallel or 



nearly, the sculpture of the anterior segments not different from 

 that of the posterior segments, or only slightly; discocubital nerv- 

 ure straight, curved or angulated 7 



Abdomen in female spindle-shaped or tapering toward base and apex, the sides 

 not nearly parallel; in male straight, broad cylindrical. 

 Segments 2-3 in female or 2-5 in male with oblique furrows; disco-cubital 

 nervure angulate and with a short stump of a vein; ovipositor some- 

 what shorter than the body (341) Atractogaster Kriechbaumer. 



(Type, Atractogaster semisculptus Kriechbaumer. ) 



7. Claws in female simple, wlthotit a tooth at base; last joint of hind tarsi at least 



thrice as long as the preceding; male with the inner margin of the 



eyes deeply emarginate 8 



Claws in female cleft or with a strong tooth at base; last jcjint of hind tarsi longer 

 than the preceding; male with the inner margin of the eyes not 

 distinctly emarginate. 

 Transverse median nervure in hind wings broken ((hove the middle; meta,tho- 



racic spiracles oval or elongate (342) EphiaUes Gravenhorst. 



(Type, EphiaUes tnbeT(yulatus Gravenhorst.) 

 Transverse median nervure in hind wings broken at or beloiv the middle; meta- 

 thoracic spiracles small, round. 



(343) (hlliephiaUes Ash mead, new genus. 

 (Type, Phnpla xanthoihorax Ashmead.) 



8. Metathorax smooth, shining, tvithout punctures; areolet in front wings rhom- 



boidal, not iietiolate; transverse median nervure in hind wings 



broken above the middle (344) Perithous Holmgren. 



(Type, Pimpla dirinaior Gravenhorst.) 

 Metathorax punctate, and medially irregularly, transversely rugulose, evanescent 

 toward the sides; a subsemicircular area posteriorly; areolet in 

 front wings small, petiolate; disco-cubital nervure arcuate. 



(345) Ojyworhyssa Kriechbaumer. 

 (Type, Opisorhyssa JJaropicta Kriechbaumer.) 



9. Abdomen distinctly punctate, or coriaceous, or at least never perfectly smooth, 



shining, or impunctate 15 



Abdomen perfectly smooth, shining, impunctate, or at the most feebly aluta- 

 ceous. 



Areolet always present 11 



Areolet wanting 10 



10. Eyes very large, occupying the whole sides of the head, the temples usually flat; 

 ocelli large, prominent; claws'with a tooth toward base beneath. 

 Prothorax narrowed into a neck anteriorly; eyes convergent anteriorly; 



temples flat or oblique (346) Ephtieces Brulle. 



(Type, Epimeces bicolor Brulle. ) 



