
88 BRITISH ICHNEUMONS. [ Homocidus 
Table of Species. 
(22). 1. Areolet wanting; anus of 9 not com- 
pressed. 
(13). 2. Metanotal areae not entirely wanting. 
(10). 3. Second segment transverse ; anus 
often somewhat dull. 
(9). 4. Basal area distinct and entire; hind 
tibiae not white. 
(8). 5. Notauli wanting; scutellum pale. 
Gaon: Fe) ane ees ne 
red I. CINCTUS, Grav. 
(6). 7. Femora basally black; abdomen usu- 
ally broadly red 2. BIZONARIUS, Grav. 
(5). 8. Notauli distinct; scutellum black 3. OBSCURIPES, Hlolmgr. 
(4). 9. Basal area obsolete ; hind tibiae 
white; thorax rufescent .. 4. PECTORATORIUS, Grav. 
(3). 10. Second segment quadrate ; anus 
strongly nitidulous. 
(12). 11. Clypeus convex ; antennae shorter 
than expanded wing 5. CAUDATUS, Zhoms. 
(11). 12. Clypeus deplanate; antennae as long 
as expanded wings 6. PUNCTIVENTRIS, Zhoms. 
(2). 13. Metanotal areae entirely ‘wanting 
[? SYRPHOCTONUS, Forst. ]. 
(21). 14. Vertex more or less emarginate ; 
scutellum apically or entirely pale. 
(20). 15. Scutellum partly pale; hind tibiae 
nigrescent, always basally white. 
(19). 16. Face parallel-sided; post-petiole not 
quadrate. 
(18). 17. Metathorax not red-marked 7. BIGUITATUS, Grav. 
(17). 18. Metathorax broadly red laterally 8. ABDOMINATOR, Bridg 
(16). 19. Face apically dilated; postpetiole 
quadrate ‘ o .. 9. FLAVOLINEATUS, Grav. 
(15). 20. Scutellum entirely pale; hind tibiae 
red, apically nigrescent .. .. 10. TARSATORIUS, £2. 
(14). 21. Vertex not emarginate ; scutellum 
only laterally pale .. Il. FISSORIUS, Grav. 
(1). 22, Areolet present, or anus of ? strongly 
compressed. 
(46). 23. Hind tibiae usually partly white; no 
abdominal segment entirely red. 
(31). 24. Petiolar carinae strong and usually 
long; tibiae not mainly white. 
(28). 25. Hind tibiae basally clear white. 
(27). 26. Postpetiolar carinae parallel 12. ORNATUS, Grav. 
(26). 27. Postpetiolar carinae convergent 
| ? ENIZEMUM, Forst.]. 13. DEPLANATUS, Grav. 
(25). 28. Hind tibiae not at all white. 
(30). 29. Clypeus not apically excised; scutel- 
lum black .. 14. NIGER, AZord. 
(29). 30. Clypeus apically excised ; scutellum 
pale oe ee .. 15. SUNDEVALLI, Holmgr. 
(24). 31. Petiolar carinae short or wat ting; 
hind tibiae usually white [? HOMo- 
TROPUS, Forst.]. 
(45). 32. Scutellum not entirely pale, nor Q 
anus strongly compressed. 
