294 MEMOIRS OF THE CARISTEGIE MUSEUM 



Antennse longer than the body, the first joint of the flagellum about five times as long as thick ; 

 stigmal vein gently curved ; axillae unite and form a slight ridge at base of scutellum. 



Leptomastix Forster (type L. Mstrio Mayr). 

 9. Frons regularly punctate ; scape beneath broadly compressedly dilated, the flagellum long, filiform, 



cylindrical ; scutellum triangular, acute at apex, the axillae separated Dinocarsis Forster 



(type Encyrtus hemipterus Dalm.). 



Frons broad and smooth, margaritaceously shining, or at the most feebly shagreened ; scape long, 



slender, the flagellum long, subcylindrical, feebly compressed, the first joint the longest, somewhat 



more than twice as long as thick ; scutellum bifoveate at base Ectroma Westwood 



(type Eupelmus rvfus Dalm.). 



10. Frons finely shagreened or alutaceous, subopaque ; lateral ocelli close to the eye margin ; scape 



usually broadly compressedly dilated beneath, the flagellum slender, cylindrical; axillae not quite 

 meeting at inner basal angles ; front wings with a hairless line extending obliquely inward from the 



stigmal vein Anagyrus HoAvard (type A. greenii How.). 



Frons narrow, almost smooth ; lateral ocelli close to the eye margin ; scape broadly dilated beneath, 

 the flagellum compressed, fusiform, as seen from the side ; axillae meet at inner basal angle. 



Anusia Forster (type Ectroma fulvescens Westw.). 



11. Frons regularly punctate, coriaceous or shagreened, with distinct scattered punctures over the sur- 



face ; 12 



Frons smooth, margaritaceously shining, or at the most microscopically shagreened „ 13 



12. Scutellum triangular, acute at apex ; scape dilated and compressed beneath Dinocarsis Forster. 



Scutellum subtriangular, rounded, not acute at apex ; scape slender, cylindrical or at most subclavate. 



Flagellum filiform or subclavate, not compressed ; axillae touching each other at base of scutellum. 

 Funicle 4-jointed, with 2 ring-joints ; ocelli normal, the lateral close to the eye margin, 



but not touching it Meromyzobia Ashmead. 



Funicle 6-jointed, with no ring-joint ; ocelli very minute, the lateral lying close to the eye 



margin Ericydnus Walker. 



Flagellum compressed ; axillae separated, not touching each other at base of scutellum ; lateral 

 ocelli not close to the eye margin ; ovipositor exserted, the hypopygium very prominent. 



Henicopygus Ashmead (type H. subapterus Ashm.). 



13. Scutellum subtriangular ; head transverse. 



Scutellum without foveas 14 



Scutellum bifoveate at base. 



Scape and flagellum not at all compressed, cylindrical Ectroma Westwood. 



14. Scutellum normal ; scape broadly dilated beneath, the flagellum compressed, fusiform. 



Anusia Forster. 

 Scutellum lunate ; head seen from above subquadrate, wider than the thorax, the lateral ocelli rather 



close to the eye margin ; thorax with a silvery pubescence Bseocharis Mayr 



(type B. pascuorum Mayr). 



15. Frons not broad 16 



Frons broad, sublenticular, the occipital margin acute. 



Front wings with the postmarginal and stigmal veins rather long, equal, not or scarcely shorter 

 than the marginal ; clypeus excised at apex ; antennae long, filiform, somewhat distant at 



base, the pedicel shorter than the first joint of the funicle Stenoterys Thomson 



(type S. orbitalis Thorns.). 



