ICHNEUM0>!1D.E. ICHNKUMOX. I7I 



ones, more or less, distinctly white; antennse generally reddish beneath, with 

 the basal joint entirely black, or with a white dot beneath^ of the female 

 dull ferruginous, and the 8th to 15th joints, more or less, white above ; 

 thorax for the most part black, occasionally with a white dot beneath the 

 wings in the male; scutellum white; abdomen with the 3 basal joints red, 

 the peduncle generally fuscous or black, the 4tli mostly with a red spot on 

 the sides, the rest black, the 5th segment in the female often with a white 

 marginal spot, and the 6th and 7th white on the back ; legs with the femora 

 generally black, more or less ferruginous at the tip and ou the sides ; tibise 

 red, 4 anterior ones paler within, and the posterior black at the apex, the 

 middle pair sometimes fuscescent at the tip ; tarsi red, posterior dusky ; 

 wings smoky-hyaline, with the stigma jntchy or fuscous, costa the same, 

 and scales generally black, sometimes with a white dot in the male ; cellule 

 somewhat 5-angular. 



The femora are sometimes all red, and the base of the scutellum, as well as 

 that of the 1st segment of the abdomen, occasionally black. 

 Not uncommon in the vicinity of London : found also in other 



parts of the country, as in Norfolk, Salop, Scotland. &c. 



Sp. 120. sul)albellus. N'iger, seg7ne7itis 1-4 riifis, 6 et 7 nlbomarginatis^femo- 

 rihus tihiisque rujis nigro maculatis, antennis albo annulatis. (Long. corp. 

 3lin.; Exp. Alar. 5 lin.) 



Ic. subalbellus. Gravenhorst, i. 338. — Steph. Nomeiu 2d edit. col. 134. 



Black: antennce slender, curved at the apex, the 10th to 13th joints white, 

 fuscous beneath; scutellum white; abdomen rather slender, the 2nd to 5th 

 segments nearly of equal width, the 1st red with a black peduncle, the 3 

 following entirely red, remainder black, Avith the margin of the 6th and 7th 

 slightly white ; ovipositor a little exserted ; legs with the coxae and tro- 

 chanters black ; femora red, 4 anterior with the convex side, and posterior 

 with the apex black ; tibite red, the posterior black at the tip ; anterior 

 tarsi red, posterior dusky; wings somewhat smoky-hyaline, stigma and 

 costa fuscous, scales black ; cellule somewhat 3-angular. 

 Scarce : found in June near London. 



Sp. 121. hostilis. Nigei', apice scntelU, marginibusque segmentoriim 4-7 albis, 

 segmentis 1-3 femorihiis et. tibiis anteriorihus rujis, annulo antennarmn albo. 

 (Long. corp. 4 lin.; Exp. Alar. 72 lin.) 



Ic. hostilis. Gravenhorst, i. 339. — Steph. Nomen. 2d edit. col. 134. 



Black : mandibles reddish, with the liase and apex black ; antennae rather 

 slender, curved at the apex, with the 9th or 10th to 13th joints, above and 

 on the sides, white ; thorax with a minute dot before the wings; scutellum 

 with the apes white; abdomen ovate, rather obtuse at the tip, the 1st to 

 3rd segments red, the peduncle black, the remaining segments black, 

 margined with white, and the sides of the 4th generally reddish; legs red, 

 with the coxse and trochanters black, the extreme base of the 4 anterior 



