British Braconidce. 159 



(21) 20. Segment 2 not carinated ; hind femora 



not tipped with black . . . . 10. analis, Nees, ^ . 



(20) 21. Segment 2, and often 3, with a shining 

 medial carina ; hind femora usually 

 tipped with black. 



(23) 22. Segments 1—2 distinctly edged at the 



sides with testaceous . . . . . . 11. Umbatus, n. s. 



(22) 23. Segments 1 — 2 not, or very narrowly, 



edged at the sides with testaceous. 



(25) 24. Squamulffi dull testaceous . . . . 12. rubripes, Hal. 



(24) 25. Squamuhe black. 



(27) 26. Wings dusky hyaline ; length, U lin. 



(cocoons creamy white) . . . . 13. rubecula, n. s. 



(26) 27. Wings limpid ; length, 1-J lin. (cocoons 



sulphur-yellow) 14. glomeratus, L. 



(19) 28. Hind femora black or fuscous, seldom 

 testaceous on the sides. 



(30) 29. Mesothorax and scutellum very shining, 



smooth, impunctate 15. sericeiis, Nees. 



(29) 30. Mesothorax and scutellum more or less 

 shining, but always with some visible 

 punctuation. 



(32) 31. Segments 1 — 2 almost smooth ; (length, 



f lin.) 9. Bignellii, n. s. ^ . 



(31) 32. Segments 1—2 rugulose. 



(38) 33. Spurs of hind tibiae slender, not longer 



than J the metatarsus. 



(35) 34. Segment 2 not, or hardly, shorter than 3 16. spurius,Wesm. 



(34) 35. Segment 2 more distinctly shorter than 3. 



(37) 36. Stigma and nervures pale fuscous ; 



length, 1 lin 17. Geryonis, n. s. 



(36) 37. Stigma black, nervures fuscous ; length, 



1^ lin. ., .. .. .. ..18. zygcenarum, n.s. 



(33) 38. Simrs of hind tibia stout, longer than 



J the metatarsus. 



(40) 39. Stigma pale at the base . . .. .. Id. jucundus, n.s. 



(39) 40. Stigma unicolorous. 



(44) 41. Wings dusky hyaline. 



(43) 42. Ventral valve $ surpassing the anus ; 



length, IJ lin. . . .. .. .. 20. caice, Bouch.^. 



(42) 43. Ventral valve $ not surpassing the anus; 



length, 1 J lin. . . .. .. .. 21. juniperatcc, Bouch^. 



(41) 44. Wings limpid hyaline. 

 (50) 45. Segment 2 as long as 3. 



(47) 46. Metathorax carinated ; stigma rufo- 



testaceous 22. i/racilis, Cur. 



(46) 47. Metathorax not carinated ; stigma fus- 

 cous or fuscescent. 



(49) 48. Length, IJ lin . . . . 23. placidus, Hal. 



(48) 49. Length, | lin 24. iwthus, Keinh. 



(45) 50. Segment 2 somewhat shorter than 3 . . 25. difficilis, Nees. 



