ICHNEUMONID.'E. ICHXEUMON. 163 



Ic. raptorius. Linne. — Donovan, v. ii. jV.'xlii. /. 2. (4)? — Steph. Catul. 319. 

 No. 4433. 



Black : inner orbits occasionally reddish ; antennse with the 2 basal joints 

 black, the 3rd to the 8th or 10th red, or ferruginous, 9th to 15th, more or 

 less, whitish above, yellowish in the males; red or rusty beneath; scutellum 

 white or yellowish; abdomen with the 2nd and 3rd segments red, the 5th to 

 7th with a white spot or transverse marginal line ; legs with the femora of 

 the male black, the 4 anterior red at the tip, of the female black, the 4 

 anterior at the apex and generally beneath red, posterior at times red at the 

 base ; tibiae red, posterior mostly, and sometimes the middle black or dusky 

 at the apex ; tarsi red; posterior in the female occasionally with the tips of 

 the joints dusky ; wings yellowish-hyaline, stigma pale red; costa and scales 

 fuscous or reddish. 



The male has the abdomen longer and more slender than the female, and has 

 frequently a white dot on its 4th segment. 

 Abundant within the metropolitan district towards the end of the 



summer ; common also at the roots of trees during the winter. 



Sp. 94. gracilicornis. Niger, antennis 3-coloribus, segmentis 2 et 3 ruJis,femo- 

 ribus tibiisque rufis, posticis apice nigris : mas orbitis oculorum internis albis. 

 (Long. corp. 5 — 6 lin. ; Exp. Alar. 10 — Hi lin.) 



Ic. gracilicornis. Gravenhorst, i. 290. — Steph. Nomen. 2d edit. col. 133. 



Black : male with the inner orbits white ; antennas with the basal joint beneath 

 white, the 2nd black, the remainder ferruginous, of the female with the first 

 2 black, the 7 following red, the 10th to I5th whitish, the following black, 

 the 8th to 10th being sometimes fuscescent; scutellum yellow ; abdomen 

 with the basal segment sometimes chestnut at the apex, the 2 following red, 

 the 4th generally more or less red on the sides, with a marginal white dot, 

 or reddish edge, the remainder with a white spot; legs red, coxae and 

 trochanters black; posterior femora with the apex black, and the 4 anterior 

 ones sometimes more or less dusky externally ; hinder tibiae black at the 

 apex; posterior tarsi dusky, with the base occasionally red; wings brown- 

 ish-hyaline, with the stigma dull saffron, or fuscous, costa and scales brown ; 

 cellule 5-angular. 

 Much less abundant than the foregoing, but still not uncommon 



within the metropolitan district, towards the end of summer. 



Sp. 100. quadrinotatus. Niger, antennis 3-coloribus, segmentis 2 et 3 croceis, 

 4-7 macula miigna dorsali alba, pedihus rufis, genicuUs et tar sis posticis tibia- 

 rumque posticarum apice nigris. (Long. corp. 4 lin. ; Exp. Alar. 7 lin.) 



Ic. quadrinotatus. Steph. Nomen. 2d edit. Appendix. 



Black : antennae with the 2 basal joints totally black, the 8 following red 

 above and below, 9th to 16th white above and reddish below, the remainder 

 blackish, with the terminal ones black; thorax immaculate; scutellum 

 yellow ; abdomen with the 2nd and 3rd segments pale saffron, the remainder 



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