144 BRITISH ICHNEUMONS. {Glypta. 



{a)- 34- Frons not impressed, nor central seg- 

 ments transverse. 



(3^)- 35- Coxae black ; hind tibiae not infus- 



cate before their base ..17. teres, Grav. 



(35)- 36- Coxae red; hind tibiae infuscate 



before their base .. .18. PUNCTIFRONS, Bridg. 



(30)- il- Fifth hind tarsal joint longer than the 

 fourth. 



(39). 38. Hind tibiae broadly white in the 



centre . . . . . . .19. pedata, Desv. 



(38). 39. Hind tibiae not centrall}- white. 



(47). 40. Central segments not broader than 

 long. 



(46). 41. Radical callosities and flagellum be- 

 neath not flavescent 



(43). 42. Hind tibiae unicolourous red ; terebra 



as long as body .. .. ..20. scui.PTURATA, Grav. 



(42). 43. Hind tibae apically infuscate and 

 basally whitish. 



(45). 44. Coxae red ; terebra as long as body 21. incisa, Grav. 



(44). 45. Coxae black ; terebra as long as 



abdomen ' . . 22. ANNULATA, Bridg. 



(41). 46. Radical callosities and flagellum be- 



.neath flavescent ■ ■ '^i- xiGRi.XA, ZJt'j-z'. 



^40). 47. Central segments broader than long. 



(53). 48. Hind tibae with apex and a band 

 before base infuscate. 



(50). 49. Abdomen entirely black ; terebra | 



length of abdomen .. "24. PARVICAUDATA, .5r/>/^-. 



(49). 50. Abdomen broadly red ; terebra 

 longer. 



(52). 51. Coxae basally black ; terebra as long 



as body .. .. .25. lugubrina, i%/w^r. 



(51). 52. Coxae red ; terebra about length of 



abdomen . . . . 26. rufata, Bridg. 



(48). 53. Hind tibiae at most slightly infuscate 

 at apex. 



(55). 54. Radical callosities pale ; terebra 



as long as abdomen . . . . 27. scalaris, Grav. 



(54). 55. Thorax immaculate ; terebra longer 



than body . . . . . , . . 28. P.IFOVEOLATA, Grav 



(13). 56. Thorax and scutellum more or less 

 rufescent or flavidous. 



(62). 57. Scutellum black with iiavous marking. 



(61). 58. Oblique abdominal impressions not 

 basally confluent. 



(60). 59. Central segments quadrate and punc- 

 tate . . . . 29. FLAVOLINEATA, Grav. 



(59). 60. Central segment subtransverse and 



rugose . . . . •30. CTCATRICOSA, Ratz. 



(58). 61. Oblique impressions of elongate seg- 

 ments basally confluent .. •• 31- EVANESCENS, i?«/2. 



(57I. 62. Scutellum entirely rufescent. 



(64). 63. Face with short pilosity ; mesonotum 



black . . . . . . 32. LINEATA, Desv. 



(63). 64. Face with elongate pubescence ; me- 

 sonotum red .. .. .. 2)?)- Rt'FICEPS, Z>6'J-Z', 



