INTRODUCTORY PAPERS ON ICHNEUMONID^. 79 



I Antennte black ; tibiae with a broad yellowish-white ring. 



9. margineguttatus, 6 — 7 lines (a). 

 \\ Antennae and tibiae white-ringed. - 8. oratorius, 6 — 7^ lines [a). 

 D. Segments 1st to 4th yellow, base black or red : the remainder 

 variously marked with yellow and black, or quite black (males). 



14. crispatorius, 6 — 8 lines (t). 



Section 6. — Scutellum pale ; abdomen red and black ; apex white or 



yellow. 



A. 2nd and 3rd segments red, sometimes marked with black (females). 

 Gastrocaeli small. 



a. Areae of meta thorax, three. 



=:= Orbits of the eyes yellowish. 



Tibiae red or tawny-yellow, the last or last two, base and apex black. 



3. spoliator, 6 — 8 lines (/, a). 

 ■'"'' Orbits of eyes black, rarely inside partly red. 

 f Hinder femora red. 

 . I Antennae white-ringed, most frequently tricoloured. 



19. vadatorius, 6 — 8^ lines. 

 II Antennae not white-ringed ; base yellowish, apex fuscous. 



18. pallidicornis, 6 lines. 

 ff Hinder femora black. 

 . § 6th joint of flagellum of antennae subquadrate. 



21. Gravenhorstii, 6 — 8 lines. 

 §§ '^nd and 3rd joints of flagellum subquadrate ; tibiae and tarsi spined. 



90. occisorius, 5i — 8 lines. 



b. Areae of metathorax, five. 



X Head behind the eyes not narrowed ; greater part of legs nigro- 

 piceous ; antennae sometimes with no white ring. 



22. negatorius, — 8i lines (s, a). 



X X Head behind the eyes obliquely narrovsed ; antennae without white 



ring. - - - - 23. uniguttatus, 6 — 7 lines (s, a). 



B. 1st to 3rd, segments of abdomen red; petiole more or less black; 



5th to 7th white-margined (females). 

 Gastrocaeli large ; metathoracic areae, five ; tibiae red, apex of hind 

 one black. - - - - 38. strigatorius, 5 — Q lines {a). 



C. 2nd segment of abdomen red ; apex of 2nd to 7th with pale yellow 



margins (females). 

 Tibiae and tarsi pale orange. - - 7. amatorius, Qh — Si lines. 

 A. 2nd and 3rd segments red ; sometimes marked with black (males). 



Gastrocaeli small. 

 a. Metathoracic areae, three. 

 * Hinder femora red. 



f Antennae black above ; 4th to 7th segments widely margined with 

 white at the apex. - . - - 19. vadatorius, 6 lines. 

 . ff Antennae yellowish; apex fuscous : 6th and 7th segments whitish. 



18. pallidicornis, (3 lines. 

 ■>-■>' Hinder femora black. 

 ..I 4th to 7th segments with a white apical spot. 



21. Gravenhorstii, 6 — 8 liaes [li, a). 



