ICHNEUMONID.E. MESOLEPTUS. 221 



Me. fugax. Gravenhorst, ii. 56. — Sieph. Novien. 2d edit. Gen. 714.27. 



Black : face yellow^ black in the middle, clypeus and frequently a lateral dot 

 yellow; palpi and mandibles yellow, the tip of the last fuscous; antennae 

 porrect, blacky 2 basal joints yellow beneath, followinf;^ sometimes rusty; 

 abdomen variable, the 4 basal segments being more or less black at the base, 

 and reddish or chestnut at the apex, the basal one sometimes totally black, 

 and the last 3 always so ; legs with the coxse black, trochanters yellow, 

 with the base generally black ; femora testaceous-red, the posterior pair 

 sometimes fuscescent ; tibiae yellow or testaceous, with the tip of the hinder 

 ones fuscous ; tarsi testaceous, with the claws fuscous, the posterior pair 

 fuscous, with the base paler; wings hyaline; cellule small, triangular, 

 petiolated. 

 Taken in Norfolk. 



Sp. 28. arridens. Niger, lineis thoracis faciequejlavis, antennis libiis tarsis et 

 abdominis medio rufis. (Long. corp. 4 lin. ; Exp. Alar. G\ — 7 lin.) 



Me. arridens. Gravenhorst, i. 683. — Steph. Nomen. 2d edit. Gen. 714. 28. 



Black : mouth and face yellow, the last with a short black line between the 

 antennae ; these are involuted at the apex, fuscescent, with the basal joint 

 black, beneath yellow, and the sides reddish; thorax with a streak before 

 the wings, another shorter perpendicular one on each side of the breast, 

 yellow; abdomen oblong, basal johit black, with the peduncle linear, 2nd 

 black, subquadrate, a little narrowed towards the base, 3rd and 4th chestnut- 

 red, remainder black ; legs slender, coxeb black, the anterior yellow beneath, 

 trochanters black, anterior femora red, black at the base, middle black, with 

 the tip red, posterior entirely black ; tibiae and tarsi red, anterior palest ; 

 wings somewhat smoky-hyaline ; cellule minute, 3-angular, or wanting. 

 Found near London in June, and in Salop. 



Sp. 29. Typhse. Niger, abdominis m,edio antennis pedibusque riijls, coxis ante- 

 rior ibus flavomaculatis, posticis nigris, facie jflavci. (Long, corp. 3 — 6 lin.; 

 Exp. Alar. 5—9 lin.) 



Ich. Typhae. Fourcroy, ii. 413. — Me. Typhse. Steph. Nomen. 2d edit. 

 Gera. 714.29. 



Black : mouth and face testaceous or yellow, the last sometimes black in the 

 middle ; mandibles black at the apex ; antennae with 1 or 2 basal joints 

 black, yellow or reddish beneath, the rest either wholly red, or fuscous 

 above ; abdomen silky, slender, oblong-fusiform, slightly compressed at 

 the apex, especially in the females ; basal segment long, sublinear, black, 

 the tip more or less red ; 2nd, 3rd, and 4th red, or with the sides of each 

 black, and the 6th with 2 obsolete black dots ; 5th with the base red, the 

 back sometimes chestnut ; remainder black, with the extreme edges occa- 

 sionally reddish ; legs elongate, coxse black ; 4 anterior in the males yellow 

 beneath, and partially so in the females ; posterior occasionally chestnut 

 above in the male, trochanters yellow or testaceous, hinder ones sometimes 



