288 MEMOIRS OF THE CARNEGIE MUSEUM 



3. Eyes hairy ; anteiinse 13-jointed ; axilla} meeting at base of scutellum Metapelma Westwood 



(type M. spectabilis Westw.). 



4. Front femora much swollen 5 



Front femora normal, or not much swollen 6 



5. Winged ; front femora armed with minute spines beneath ; ovipositor very long Oodera Westwood 



(type 0. gracilis Westw.). 



Wingless ; front femora unarmed ; ovipositor subexserted ; head large, quadrate ; eyes rounded, bare ; 



temples broad Ooderella Ashmead (type 0. smithii Ashm.). 



6. First tarsal joint of middle legs without strong spines beneath, at most with hairs. 7 



First tarsal joint of middle legs ivith strong spines or minute black teeth beneath 8 



7. Mesonotum not impressed; axillse triangular, meeting at base of scutellum .Charitopus Forster 



(tyi^e C. fulviventris Forst.). 



8. Face deeply excavated, the front ocellus always placed in the furrow 9 



Face rarely deeply excavated, although often with deep antennal furrows, the front ocellus never 



placed in the furrow 12 



9. Middle tibiae very long 10 



Middle tibiae not very long 11 



10. Antennae inserted near the border of the mouth Stenoceroides Dalla Torre = Slenocera Walker 



(type S. walkeri Curtis). 

 Antennae inserted far above the mouth boi'der ; postmarginal vein greatly lengthened. 



Polymeria Forster (type P. coronata Thomson). 



11. Axillae not united at base of the scutellum, their inner suture strongly curved ; postmarginal vein very 



short, scarcely developed, or rarely longer than the stigmal vein .Eusandalum Ratzeburg 



= Balcha Walker = Eatzeburgia Forster (type E. abbreviatum Ratz.). 



12. Eyes hairy or pubescent 13 



Eyes bare 14 



13. Scutellum with a broad base against the mesonotum, the axillae being widely separated 26 



Scutellum with a narrow base against the mesonotum, the axillse approximate or united at base of 



scutellum 17 



14. -Hind tibiae with 2 apical spurs 15 



Hind tibiae with 1 apical spur 16 



15. Antennae inserted below the middle of the face ; stigmal vein very long, curved.,. . .Calosoter Walker 



(type Pteromalus eneubalus Walk.). 



Antennae inserted above the middle of the face ; stigmal vein very short Chiroloplius Haliday 



(type C. eques Haliday). 



16. Head large, transverse, wider than the thorax, the eyes large, oblong oval, convergent above, the 



vertex, however, not especially narrow, the lateral ocelli close to the eyes but not touching the inner 

 margin ; antennae subclavate, insei'ted a little below the base of the ej^es, and widely separated ; 



abdomen depressed, not longer than the thorax, the ovipositor hidden Solindenia Cameron 



(type S. picficornis Cam.). 



17. Second dorsal abdominal segment short, not incised at apical margin 18 



Second, third and fourth dorsal abdominal segments usually incised medially at apical margin, the 



second the largest segment 19 



18. Stigmal vein not short ; abdomen oval, narrower than the thorax, ovipositor exserted. 



Brasema Cameron (type B. brevispina Cam.). 



