Pi III ph.] 



BRITISH ICHNEUMONS. 



d:5 



(46). 47. 



(39)- 

 (6). 



48. 

 49. 



Ocelli not elevated ; wings normal. 

 Hind femora nigrescent ; front tibiae 



of (5 strong!)' arcuate 

 Hind femora fulvous ; front tibiae not 



or in (^ hardly arcuate. 

 Ner\-ellus intercepting below the 



centre. 

 Central segments apically elevated 



and shining ; ^ scape black 

 Central segments not apically ele- 

 vated ; J scape white beneath . . 

 Ner\'ellus intercepting in the centre. 

 Basal segment of J thrice longer 



than broad ; terebra longer than 



body . . 

 Basal segment of ,5 twice longer 



than broad; terebra shorter than 



abdomen 

 Ocelli elevated and circumcanalicu- 



late ; wings broad 

 Lateral metathoracic areae entire ; 



cheeks stramineous (Deloiier- 



ISTA, Thorns. ') 



19. SAGAX, Htg. 



20. CALOBATA, Grav . 



21. XLCTM. Ratz. 



22. iNANis, Schr. 



22). DETRiTA, Holmgr . 



24. VENTRICO.SA, Tchk. 

 2^. MANDIBULARIS, Gr . 



(O- 



(72). 

 (61). 



(58) 



(55) 

 (54) 

 (57) 

 (56) 



f6ol 



(59 

 (52) 



(69). 



(68). 



51 



52 



53 



54 



5:) 



50. Clypeus not apically emarginate ; 

 nervellus intercepting always above 

 centre ; metathoracic spiracles 

 usually elongate. 



Notauli obsolete ; frontal orbits very 

 rarely pale ; tarsal claws not or 

 very obsoletely dentate basally. 



Spiracles large, ovate ; fiagellum 

 filiform ; cheeks not short (PiMPLA, 

 Thorns.) 



Spiracles oblong ; hind tibiae uni- 

 colorous, rarely red-banded. 



Scutellum glabrous ; hind femora 

 and tibiae unicolorous red 



Scutellum punctate ; hind legs part- 

 ly or entirely black. 



56. Large, dull ; bodv not shining ; 



hind tibiae immaculate 



57. Smaller, body normally nitidulous, 



hind tibiae red-banded 



58. Spiracles oval ; hind tibiae pale- 



banded. 

 Co.xae black 

 Coxae red 

 Spiracles small and often circular ; 



flagellum basally attenuate ; 



cheeks very short. 

 Mesonotum pilose and immaculate ; 



hind tibiae usually tricoloured. 



(Itopi-ECTLs, Thorns.) 

 Flagellum apically subincrassate ; 



terebra one-third length of abdo- 

 men. 



59- 

 60. 

 61. 



62 



63 



26 INSTIGATOR. Fab. 



2-,. AETHIOPS, Curt. 

 28. ARCTIC A, Zett. 



29. 



30- 



EXAMIXATOR, Fab. 

 TURIONEI.I.AE, Lillll. 



