ICHNEUMOMID.^:. ICHNEUMON, 159 



Not very common : found in June at Birch wood ; also in the north 

 of England. 



Sp. 88. molitorius. Niger, antennarum et tibiarum annulo albo : mas orbitis 

 oculorumfrontalibus albis. (Long. corp. 4§ — 6^ lin. ; Exp. Alar. 8 — 10^ lin.) 



Ic. molitorius. Linne.—Steph. Catal. 346. No. 4341. 



Black: male with the frontal orbits white; antennae with the 7th to 16th 

 joints, more or less, white, with a brown dot beneath, or in the female dull 

 saffron; thorax of the male occasionally with a white dot beneath the 

 wings ; scutellum white ; abdomen slightly glossy, with the 2nd and 3rd 

 segments of the female somewhat opaque, the femora sometimes black-bay; 

 the remainder more glossy, purplish, the 6th and 7th with a white dorsal 

 spot ; legs with the anterior femora white or rusty at the apex, the tibiae all 

 white, or ochreous, with the extreme base black, or dusky, and the apex 

 black, anterior sometimes rusty at the apex, and in the male with the inner 

 edge entirely white ; tarsi ferruginous, posterior sometimes with the tips of 

 the joints dusky ; wings smoky-hyaline, with the stigma red, or fuscous ; 

 costa and scales fuscous ; cellule 5-angular. 

 Not very uncommon within the metropolitan district in June; 



found also in Yorkshire. 



§ V. Scutellum pale or with pale marks : abdomen of 3 colours, usually black, 

 red, and white ; or yellow. 



Sp. 89. extensorius. Niger, annulo antennarum albo, segmentis 2 et 3 rufis, 

 tibiis rufis, posticis apice nigro : mas femoribus anterioribus ntfis. (Long, 

 corp. 5 — 6 lin.; Exp. Alar. 7i — 85 lin.) 



Ic. extensorius. Linne. — Steph. Catal. 349. No. 4434. 



Black : inner orbits of the female more or less distinctly yellowish or reddish ; 

 antennae involuted, with about the 8th to 16th or 17th joints white, beneath 

 red or fuscous, the remainder rusty-brown ; thorax with a white dot beneath 

 the wings, and in the female occasionally below them ; scutellum yellowish, 

 white in the female ; abdomen more slender in the male than in the female, 

 the 2nd and 3rd segments red, the 3rd sometimes with its edge dusky ; the 

 4th to the 7th in the male with a white spot on the back, and occasionally in 

 the female, but in this sex the spot on the 4th and 3th is sometimes 

 wanting ; legs red, with the cox^ and trochanters black ; in the male the 

 femora and tibiae are red, the tips of the hinder pair black, with dusky tarsi; 

 in the female the femora are generally black, with the 4 anterior more^or 

 less red, the tibiae red, anterior palest, middle sometimes black at the tip, 

 hinder always with the apex black ; occasionally all are yellowish beneath ; 

 tarsi red, posterior dusky ; wings yellowish-hyaline, stigma fulvous or red, 

 costa and scales fuscous ; cellule 5-angular. 

 Varies considerably: the anterior femora, or all of them, are sometimes 

 entirely rufous, and the abdomen has occasionally a reddish spot on the 1st 

 or 4th segments, and the base of the 3rd is at times black. 



