Ho/onwrisfus'] BRITISH ICHNEUMONS. 



(i6). 7. Head not cubical; face dcplanatc, 



not centrally elevated. 

 (11). 8. Metathorax with disc.'il areae distinct 



and entire. 

 (10). 9. Nerveliu.s of hind win^f distinctly .i^'en- 



iculate . . .... PkOl.lCir.s, Forsf 



(9). 10. Nervellus of hind wini;- not at all .^"en- 



iculate .. .. Er.sTKRix.x, /v»x/. 



(8). II. Metathora.x with no, or only indistinct, 



d'scal areae. 

 (15). 12. Inner nervure of areolet distinct; ^ 



tlat^ellar joints normal. 

 (14}. 15. Metathorax subelongate, normal and 



not constricted " MEG.\.STVI.r.s, Schiod. 



(13). 14. Metathorax short and centrally strong- 

 ly constricted .. DlCOLU.S, /v)>.S7'. 

 (12). 15. Areolar nervure obsolete ; J flagellar 



joints emarg-mate . . ' . . HF.r.iciF.s, Hal. 



(7}. 16. Head cubical ; face convex, centrallv 



prominent '. MiOMRKI.s, /v)>j-/. 



HOLOMERISTUS, Forster. 



Forst. Verb. pr. Rheinl. 1S6S, p. 171 (?) ; Forst. I.e. 1S71, p SO; Thorns. O.E. 

 xii, 1295. 



Head of normal size with vertex broad, hardly constricted posteriorly, 

 and discreted from occiput by a distinct costa ; eyes not pilose ; face 

 parallel-sided and slightly convex; cheeks short and clypcus deeply dis- 

 creted. Anteiniae subelongate, with about eighteen joints ; scape short and 

 not cylindrical ; pedicellus large and extending far beyond scape ; flagcllum 

 of 9 apically incras.sate, witli sliort and erect but not whorl-like pubes- 

 cence ; basal joint a little longer than second, the apical joint double 

 length of penultimate and distinctly broader. Thoracic notauli deeply 

 impressed and extending to mesonotal di.sc; metathorax with complete 

 areae, but Hne carinae; areola elongate-pentagonal and hardly longer 

 than petiolar area, which does not extend quite to centre; costulae entire. 

 Scutellum somewhat convex. Abdomen not laterally compressed; basal 

 segment linear, with spiracles immediately beyond its centre; second 

 and third Hnely rugose, with small tliyridii; remaining segments smooth; 

 terebra a little longer than basal segment and subrellexed. Legs some- 

 what slender with onyi'hii small, and calcaria weak and short. Stigma 

 not broad; areolet entire, obliquelv quadrate and hardly petiolate ; 

 nervellus vertical and not yeniculate. 



1. tenuicinctus. Forst. 



Holomcrifitns temiiciiicttis, I'cirst. Verii. pr. Rheinl. 1S7I, p. SI, f ; Thorns. 

 O.E. xii, 1296. cf ? . 



Head nitidulous and not (|uite as long as broad, with the mandibles 

 and clypeus rufescenl. Antennae broadly fulve.scent basally, of (J with 

 only the eighth joint distinctly and ninth indistinctly emarginate, of 9 

 with sixteen flagellar joints and the apical conspicuously large. Thorax 



