PARASITICA — BRACONID^. 55 



4, — Anterior wings with two submarginal cells, or the 9 apterous. 



Head cubical; sutures between abdominal segments above distinct; 9 



winged; posterior wings of % with a stigma Hecabolinse. 



Head transverse ; abdominal segments after the first connate ; 9 often 



apterous; posterior wings of % without a stigma Pambolinse. 



Anterior wings with three submarginal cells 5. 



5. — Head cubical, not narrowed behind the eyes Doryctinse. 



Head transverse, more or less narrowed behind the eyes 6. 



6. — Subdiscoidal nervure uniting or interstitial with anal nervure....Horraiin8e. 

 Subdiscoidal nervure not iuterstitial. 



Abdomen subpetiolate, nearly smooth, thyridia (small, smooth impres- 

 sions) of segments 2 and 3 invisilile, ovipositor elongate; small gnat-like 



species Bhyssalinse. 



Abdomen sessile, almost always rugose, except the apex, thyridia of seg- 

 ments 2 and 3 visible, ovipositor short or concealed ; generally large 

 robust species Rhogadinse. 



Div. II.— CRYPTOGASTEES. 



Anterior wings with two submarginal cells; veuter concave from end to end. 



with sharply defined edges Sigalphinse. 



Anterior wings with three submarginal cells; veuter concave, edges reflexed ; 



body rugose Cheloninse. 



Div. III.— AREOLARII. 



Mesothoracic sutures invisible; marginal cell large, reaching the apex of the 

 wing Microg'asterinse. 



Mesothoracic sutures distinct; marginal cell minute, remote from the ajiexof tlie 

 wing Agathidinse. 



Div. IV.— POLYMORPHI. 



Abdomen petiolate 2. 



Abdomen sessile or subsessile 3. 



2. — Anterior wings with two submarginal cells Euphorinse. 



Anterior wings with three submarginal cells Meteorinse. 



3. —Anterior wings with two submarginal cells 1. 



Anterior wings with three submarginal cells 5. 



4. — Anal cell of anterior wings closed at apex Calyptinee. 



Anal cell of anterior wings open at apex. 



Marginal nervure straight, its first branch long, distinct ; ovipositor 



straight Blacinee. 



Marginal nervure curved, its fii'st branch short, subobsolete; ovipositor 



decurved Liophroninee. 



,'>. — Marginal cell very short, its anterior margin not longer than the stigma. 



Ichneutinee. 



Marginal cell elongate, its anterior margin longer tlian the stigma (j. 



fi. — Marginal, aiul second and third submarginal cells distinctly defined .7. 



Marginal, and second aud third submarginal cells indistinctly defined. 



Toxoneurinae. 



7. — Posterior femoi-a incrassatc. sometimes toothed; head subquadrate. vertex 



excavate, the fovea containing the middle ocellus Helconinee. 



