NO. 1206. ICHNEUMON FLIES— ASHMEAD. 199 



6. Front wings most frequently with marginal and stigmal veins; antenna; usually 



12-jointed in both sexes, but sometimes in female 11-jointed, or 

 7-jointed when the club joints coalesce ..Family LVI. Scelionid.e. 

 Front wings always without marginal and stigmal veins, and most frequently vein- 

 less, at the most with only the submarginal or subcostal vein pres- 

 ent, which is sometimes clavate or stigmated at apex; antennte 

 never more than 10-jointed, usually with the same number of joints 

 in both sexes (i-arely only 8 or 9 jointed). 



Family LVII. PLATYGASTERIDiE. 



7. Abdomen never acute or margined along the sides; anterior tibia) with the apical 



spur strongly forked Family LV. Ceraphkonid.ts. 



Abdomen with the sides acute or margined; anterior tibise with one apical spur. 

 Antenna) 12-jointed or if with a solid club, 7-jointed; labial palpi 2-jointed. 



Family LVI. ScELioNiDiE. 

 Antenme 10-jointed (rarely less); labial palpi 1-jointed. 



Family LVII. PLATYCASTEEIDiE. 

 Superfamily VI. C^'TnTIPOIDE^. 



TABLE OP" FAjMILIES. 



Abdominal tergites meeting along the venter and entirely inclosing or concealing 

 the steruites, at most with only a part of the hypopygium exposed. 



Family LVIII. Figitice. 



Abdominal tergites not meeting along the venter; all or nearly all the steruites 

 visible Family LIX. C\ nipid^. 



Family LVIII. FIGITIDiE. 



TABLE OF SUBFAMILIES. 



Abdomen short, globose or subglobose, the second segment the longest 3 



Abdomen ovate, compressed or subcompressed, often longly petiolated, the apex 

 usually pointed. 



Scutellum cupuliform, i. e., with a cup-like elevation on its disk 2 



Scutellum not cupuliform, of ordinary shape or grooved, spined, or cone- 

 shaped, and usually foveate at base. 

 Abdomen sessile or subsessile or with a short petiole, the second segment 

 shorter than the third. 

 Second abdominal segment not prolonged dorsally, as seen from the 



side, not tongue-shaped Subfamily I. figitinje. 



Second abdominal segment prolonged dorsally, as seen from the side, 



tongue-shaped Subfamily II. ONYCHiiNiE. 



Abdomen longly petiolated, the second segment usually somewhat longer 

 than the third. 

 Petiole attached to the metathorax normally, between the hind coxte; 

 fourth segment not longer than either the second or the third. 



Subfamily III. anachaeix.e. 

 Petiole attached to the metathorax far above the hind coxa;; fourth 

 segment much longer than either the second or the third. 



Subfamily IV. lioptekix.e. 



2. Second abdominal segment always the longest and usually occupying most of the 



surface of abdomen; hind tibise with two apical spurs. 



Subfamily V. Eucffiux^E. 



3. Scutellum rounded, smooth, convex; hind tibia; with only one apical spur. 



Subfamily VI. allotriin/E. 



