202 ME. "W. H. ASHMEAD ON THE PAEASITIC HTMENOPTEEA 



minal segment not twice as long 

 as wide. 

 Thorax slightly impressed on disk . . T. impressus, sp. n. 

 Thorax not impressed, convex. 



Thorax minutely wrinkled T. difformis, sp. n. 



Thorax microscopically punctate. 

 Club stout, much shorter than scape T. magnidavus, sp. n. 

 Club slender, as long as the scape . T. cubiceps, sp, n. 

 Not entirely black (see male). 



2. All coxae pale or yellow 3. 



All coxae black. 



Head nearly three times as wide as thick 

 antero-posteriorly. 

 Antennae brown, the scape pale basally ; 

 thorax sericeous ; legs yellow, fe- 

 mora brown T. medius, sp. n. 



3. Petiole yellow. 



Head three and a half times as wide as 

 thick antero-posteriorly. 



Legs yellow T. flavopetiolatus, sp. n. 



Petiole black. 



Wings fuscous 4. 



Wings hyaline, rarely faintly tinged. 

 Head two and a half times as wide as 

 long. 

 Legs and antennae, except club, 



yellow T. meridionalis, sp. n. 



Head three times as wide as long. 

 Antennae brown-black, the scape pale 



basally T. pygmceus, sp. n. 



Head three and a half times as wide as 

 long. 

 Thorax strigoso-scabrous, sericeous; 



legs pale honey-yellow T. scaler, sp. n. 



Thorax minutely punctate, sericeous ; 



legs brownish yellow T. Smithii, sp. n. 



Thorax polished, impunctured; legs 



pale yellow T. flavicornis, sp. n. 



4. Head two and a half times as wide as long 



(see male). 



5. Coxae and legs yellow ; wings hyahne. 



Head three and a half times as wide as long ; 



thorax minutely punctate T.Sancti- Vincenti,sip.Ti. 



Coxae black. 

 Head two and a half times as wide as long ; 



thorax finely punctate T. nigrocoxalis, sp. n. 



