oF BRITISH ICHNEUMONS. [ Exochus 

(57). 56. Slender; hind tibiae unicolorous red 
throughout .. ae = . 28, PARVISPINA, Zhoms. 
(56). 57. Stouter; hind tibiae nigrescent to- 
wards their base .. a .. 29, SEPTENTRIONALIS, A/Zg. 
(27). 58. Hind femora black; vertical orbits 
immaculate black .. = .. 30, ALBICINCTUS, Hlolmgr. 
1. podagricus, Grav. 
Exochus podagricus, Gr. I. E. 11. 336; Steph. Illus. M. vii. 265, ?; Brisch. 
Schr. Ges. K6n. 1871, 101, ¢ ?; Holmgr. Sv. Ak. Handl. 1855, p. 320, excl. form 
typ.; Voll. Pinac. pl. xxxvili, fig. 7. E. laevigatus, Ratz. Ichn. d. Forst. ii. 120, 
¢. Triclistus podagricus, Holmgr. Ofvy. 1873, p. 58, pl. ii, fig. 5,6, ?; Thoms. 
Deut. Ent. Zeit. 1887, p. 204, ¢ ¢. 
Head entirely black; vertex and occiput finely punctate and _ pilose, 
former very narrow with anterior ocellus on lower plane than posterior, 
latter gradually and distinctly though not abruptly narrowed behind the 
\ 
7 
= 
w—+ 
eyes, and posteriorly terminating in a slightly raised and centrally obsolete 
border ; frons finely punctate and pilose with a distinct narrow glabrous 
central impression anteriorly produced between scrobes into a corneous 
prominence about half length of scape, and pubescent; its under side 
renders the face prominent; the latter is dull, slightly convex, densely 
and very finely punctate with sparse piceous hairs ; clypeus more shining 
and less densely punctate, not discreted from face, apically deflexed and 
broadly truncate ; mandibles piceous, very large (overlapping about half 
