PARASITICA — CIIALCIDID^, 73 



Subfamily Pteromalinje. 

 Table of Tribes. 



Posterior tibite 2-spurrecl 2. 



Posterior tibife 1-spurred, except sometimes in the Chiropachules and Pferomalides 



(vide table of genera) 3. 



2. — Parapsides of mesothorax discernible, or indicated anteriorly. 



Abdomen with a more or less distinct petiole, usually long ; parapsides dis- 

 cernible anteriorly or complete Mischogastrides. 



Abdomen almost sessile; parapsides complete Cleonymides. 



Parapsides of mesothorax not at all discernible Colotrechnides. 



3. — Anterior femora enlarged Chiropachides. 



Anterior femora not enlarged. 



Head very large, broad, excavated in front, with two acute tubercles on 



each side Caratomides. 



Head not especially large. 



Clypeus in the middle at apex acutely bideutate; marginal vein of an- 

 terior wings often thickened Sphegigastrides. 



Clypeus not bidentate ; marginal vein not at all or very slightly thick- 

 ened. 

 Wings with a long marginal vein, short stigmal and almost no club. 



Diparides. 

 Wings with the stigmal club always quite pronounced. 



Pteromalides. 



Table of Genera. 

 Tribe Mmhogcustrides. 



Mesothoracic parapsides plainly discernible 2. 



Mesothoracic jiarapsides not plainly separated ; antenna^ with a long scape (i. 



2. — Collar not separated ."{. 



Collar separated ; parapsides not convex, petiole short. .*T<»x«'ii ma Walk. 



:}.— Dorsum of mesothorax and parapsides convex 4. 



Dorsum of mesothorax much flatter ; parapsidal sutures not deep, posteriorly 



delicate but complete 5. 



4. — Petiole .short or moderately .so; left mandible ^-dentate. 



Petiole rugose or smooth ; % trophi normal L<aiiil>rotsitii!!» Wcstw . 



Petiole punctate, subdepressed ; wings with a very large stigmal club. 



Dorsum sericeo-punctate; troi)hi normal *(]<if <>;;;iiiilliiiK Thom. 



Dorsum squamo-punctate ; % trophi normal.. .. *^»ticloiiii>*clniJ* Tli. 

 Petiole very short ; both mandibles 3-deutate; stigmal clul) small. 



*S«'Ia<loriiia Walk. 

 Petiole long; both miindibles 4-dentate ; stigmal club large. 



*.'»Iij*cliov;a«»lor Walk. 



5. — Metathorax rugose; % antennae subclavate *3l«'y,<n'isiinis Walk. 



Thorax short ; .scutellar furrows almost .straight ^OriiKM'oriiM Walk. 



6. — Marginal and postmarginal veins long; "J, troi)hi al)nornial. 



*IIalli<-4»|»l<'ra S|iiii. 

 Marginal and submarginal veins not long; % trojilii nurnKil. 



'^l>iO<-lii!S Walk. 



TK.VNS. .\Mi:iv. KNT. SOC. (10) SUI'l'L. VOL. 1887. 



