36 



BRITISH ICHNEUMONS. 



\J)iaparsus 



(9). 10. Eyes parallel, i.e. face not explan- 

 ate ; eyes and ocelli of normal size. 



(12). II. Le_e;-s with at least hind coxae en- 

 tirely black 



(11). 12. Let^s with hind coxae at most basallv 

 infuscate 



6. RUFiPE.s, Holmgr. 



7. .MICKOCEPHALUS, Grav. 



1. geminus, Holmgr. 



Thersilochns gcniinns, Holmgr. Sv. Ak. Handl. 1858, p. 137, ? ; Marsh. Ent. 

 Ann. 1874, p. 144, (j ? . Diaparsiis getuinus, Thorns. O.E. xiii. 1371, J ? . 



Head short and transverse, finely punctate and nearly dull, slightly 

 constricted posteriorly; temples nitidulous and somewhat smooth; palpi, 



mandibles and apex of clypeus rufescent flavidous. Antennae with 9 

 flagellum 21 -jointed. Thorax strongly convex and little longer than 

 high, slightly shining and both finely and closely punctate ; metathorax 

 short and rugosely punctate; basal area laterally carinate; petiolar area 

 subvertical and discreted throughout. Abdomen testaceous and laterally 

 compressed, with its base to the second or third segment black ; first 

 segment narrow and much longer than the hind coxae and trochanters, 

 with postpetiole convex ; second a little longer than broad and terebra as 

 long as abdomen. Legs testaceous with the anterior coxae entirely or 

 basally, and whole of the hind coxae and trochanters and femora, 

 nigrescent. Wings slightly clouded with the stigma infuscate and not 

 large; tegulae ferrugineous. Length, 4-5 mm. 



