PARASITICA — PROCTOTKUPID^. 83 



4. — Anterior wings with a marginal and a stigmal vein Bethylns Latr. 



Antei'ior wings without marginal and stigmal veins. 



AntennsE 13-j()inted *Ateleopteru8 Forst. 



AntenntB r2-jointed *Holopedina Forst. 



Subfamily Ceraphronin^. 



Head flat, perfectly horizontal ; vertex with a median furrow.*Syn arsis Forst. 

 Head more rounded, not perfectly horizontal ; vertex without a median furrow.2. 



2.— No ocelli ^Lagynodes Forst. 9. 



With evident ocelli 3. 



3. — Wings without a plain marginal cell, or narrow with a linear marginal cell.4. 



Wings with a broad marginal cell 5. 



4. — Head with a sharp tooth between the bases of the antennae. 



'^Lasynodos Forst. % . 



Head without such a tooth C'eraphron Jurine. 



,5. — Wings perfectly heirless ^Trichosteresis Forst. 



Wings hairy. 



Antennjp % toothed or branched ; eyes 9 smooth, not hairy. 



Mesothorax with furrows *Lygocerns Forst. 



Mesothorax without furrows *.4tritoinns Forst. 



Antennae % filiform; eyes ? hairy Megaspilus A^estw. 



Subfamily Proctotrupin^. 



Mandibles act toothed ; posterior wings not lobed ; anterior tibise with one .spur. 



Proctotrnpes Latr. 

 Subfamily Scelionin.e. 



Antennal club not jointed 2. 



Antennal club jointed 3. 



2.— Winged *Thoroii Hal. 9. 



Not winged or with short wing-pads. 



Without scutellura ^Beens Hal. 



With an evident scutellum *Acolus Forst. 



3. — Submarginal vein shortened, not reaching the costa....*Bteoneiira Forst. 



Subniarginal vein not shortened, reaching the costa 4. 



4.— Marginal vein very long, at least four or five times a.s long as stigmal 5. 



Marginal vein short, usually .shorter than stigmal 6. 



5. —Mesothorax with two sharp, distinct, complete furrows ; antenna- of % long, 



with whorled hairs (of 9 club-shaped) *X:enoineras Walk. 



Mesothorax not furrowed ; anteinue of % without whorled hairs. 

 Posterior tarsi thickened ; intermediate tibise with weak spurs. 



*TeIeas Latr. 

 Posterior tarsi not thickened, intermediate tibite without spui-s. 



^Prosacaiitha Nees. 



6. — Fii-st segment small, the abdomen not broadening from i1 7. 



First segment broatl. the abdomen broadening from it 8. 



7.— Second uMominal segment largest Telenomns Hal. 



Third abdominal segment largest. 



Stigmal vein thickened at base *Anleri8 Forst. 



Stigmal vein not thickened at base *Baryconn8 Forst 



