ii8 



BRITISH ICHNEUMONS. 



[Hemiteles. 



(12). 13. Basal metathoracic area not tri- 

 angular ; second segment 

 punctate. 



Abdomen broadly red centrally. 



Nervellus antefurcal ; at least 

 three segments red 7. varttarsu.s, Grav. 



Nervellus opposite ; at most two 

 segments red 8. CAPRKOLUS, Thorns. 



Abdomen black or only the in- 

 cisures pale. 



Clypeus densely tomentose ; an- 

 terior coxae white 9. CONFORMIS, Gmel. 



Clypeus normal ; anterior coxae 

 not white 10. INFIRMU.S, G7-av. 



Pronotum not carinate nor 

 foveate. 



Nervellus not intercepted ; pcdi- 

 cellus white il. NEGATOR, 6^nj;z/. 



Nervellus intercepted; pedicellus 

 not or rarely white. 



Nervellus distinctly antefurcal 

 (or mandibles basally tuber- 

 culate). 



Thorax partly red ; wings dis- 

 tinctly fasciated. 



Areolet internally irregular ; 

 head always, abdomen often, 



black 12. BICOLORINUS, Grav. 



(25). 26. Areolet internally regular ; head 

 often, abdomen always, red- 

 marked. 



Basal segment short and broad ; 

 metathoracic areae indistinct. 



Tibiae not distinctly white ; tere- 

 bra nearly length of abdomen 13. longicauda. Thorns. 



Tibiae pure white basally ; tere- 

 bra much shorter than ab- 

 domen 14. areator, Panz. 



Basal segment elongate ; meta- 

 thoracic areae distinct 15. CINGULATOR, Grav. 



Thorax black ; wings not or 

 hardly fasciated. 



Clypeus apically dentate (Isadel- 

 PHUS, Forst.). 



Metathoracic areae entire ; 

 petiole apically explanate. 



Hind tibiae white-banded. 



Clypeus discreted ; second seg- 

 ment scabrous ; terebra length 



of abdomen 16. PICTIPES, Grav. 



(35)- 36. Clypeus not discreted ; second 

 segment rugose; terebra 

 shorter 17. VARICOXIS, Tasch. 



37. Hind tibiae not white-banded ... 18. castaneus, /"cfj-r//. 



38. Metathoracic areae obsolete ; 

 petiole linear 19. PEDESTRIS, Fab. 



39. Clypeus not apically dentate. 



40. Flagellum very stout ; abdomen 

 totally glabrous 20. SUBZONATUS, Gr^t/. 



(34). 

 (33). 



(32). 

 (41). 



