AUSTEALIAX nTMENOPTEEA CIl ALCIDOIDKA, r II .^ClUAULT. 179 



TABLE TO THE EARTH'S ECTROMIXE GENERA OP ENCV'RTID^.* 



Females. 



The minute riug-joiiit is usually not consUlerert as of any weiglit. It is probably ],res.Mit 

 m most of the old genera. The t'rous is normal unless stated to the contrary. 

 Winged. 



I. Venation of fore wing not reaching the costal margin, the jiostmarginal vein absent. 

 Antenna? ISjointed. with one ring-joint, the scape slender; nuindibles with two unequal. 



acute teeth; frons broad; marginal vein piinctif(jrra, the stigmal twice longer. 

 Abdomen very short, depressed, triangular . . Par.\tetr.\onemoide.\ Girault. 



II. Venation of fore wing normal. 



1. Funiele 2-jointed, the club solid, one ring joint. 



Antenna- inserted on middle of the face; fiinicle 1 einngatc; marginal vein thrice 



longer than wide. Male Ectromomtiella Girault. 



• 2. Funiele 4-jointed, the club 3-jointed. 



Two ring-joints. Sometimes wingless. Marginal vein linear. Sc;ipe slender 



Meromyzobia Ashmead. 

 No ring-joints. Ovi]iositor inserted near tip of abilouu>n. Winged. Marginal vein 

 aboiit twice longer than wide. Scape a little conipresseil 



Osiphai.excyktu.s (Urault. 



3. Funiele S-joiuted, the cluli solid (male). Postmarginal vein absent. 



Axill* widely seii.arated ; frons liroad; funiele with four branches (joints ]-4 of 

 funiele) . . . . . . . . Tetracnemus Westwood. 



4. Funiele o-joiuted, the club 2-jointed. No ring-joint. 



Ovipositor extruded; marginal vein quadrate; mandibles narrow, with two eijual 

 acute teeth; funiele joints all much wider than long. Club longer than the funiele. 

 Frons broad. Articulation of club not very distinct . . Pseudectrom.\ Girault. 



5. Funiele o-jointed, the club 3-jointed. One ring joint. 



Abdomen normal. Scape slender. Form small, slender; marginal vein barely longer 

 than wide, the stigmal longer. Frons narrow, broadening at caudal vertex. 

 Club distinctly articulated . . . . . . . . . . Ectromei^la Girault. 



Abdomen distail compressed, longer than the rest of the body, the ovipositor nakedl'.' 

 extruded. Postmarginal vein absent, the stigmal as long as the marginal which 

 is about twice longer than wide .. • .. .. .. Arhopoidkl'S Girault. 



(i. Funiele 6 jointed. 

 Club solid. 

 Scape extending far beyond the vertex. No ring-joint. 



Flagellum clavate, compressed, the funiele joints much wider Ihan long; mamlibles 

 , with two acute teeth; face with a transverse suture above antenna'; nuirginal 



vein long but shorter than the postmarginal and stigmal veins . . 



Paranusia (iirault. 

 Scape of normal length. 



Marginal vein ]i\incfiform or only sliglilly longer than wide. 

 Scapie slender. Funiele joints a little longer than wide. Postnuirginal and 

 stigmal veins short, longer than wide. Male with antennal branches . . 



I'ENTAONEMfS Howard. 

 Compare Tetraceadia Howard and Tetraeophielhis Ashme.ad. 



* JEnasioidca Girault excluded. 



