FSOC^ID.E. PSOCUS. 121 



(which are very large) fuscous, the basal portion of the latter paler; 

 nervures pale fuscous; posterior immaculate. 



Taken in June, near London. 



Sp. 14. subnebulosLis. Ochraceus, nigro vnriegatus, antennis pedibusqve 

 pallidis, alls hyalinis, anticis nebulis fuscescentibus. (Long. corp. ^ lin. ; 

 Exp. Alar. 2 lin.) 



Ps. subnebulosus. Steph. Nomen. 9d edit. col. 116. ' 



Ochreous : eyes and spot on the crown black ; thorax varied with black ; 

 abdomen with its apex black; legs and antennae pale; wings hyaline, 

 anterior pair with faint fuscous clouds, the nervures and stigma also 

 fuscous, but darker; posterior immaculate. 



Found at Hertford, in June. 



** Discoidal areolet open towards the inner apex. 



Sp. 15. longicornis. JViger, ore pedihusque pallidis, antennis longioribusjtiscis, 

 alts anticis hyalinis stigmate fusco. (Long. corp. 1 — 1§ lin.; Exp. Alar. 

 4i— 5| lin.) 



Ps. longicornis. Fabricius. — Steph. Caial. 313. No. 3501. 



Black: thorax and abdomen immaculate; mouth pale; legs wholly pale; 



wings hyaline, with the nervures and stigma fuscous; antennse rather long 



and fuscous, immaculate. 

 The head is sometimes ochreous in front. 



Abundant in June, within the metropolitan district : also found in 

 Suffolk. 



Sp. 16. immunis. Fuscus,Jlavovariegatus, pedibus antennarumque basi luteo- 

 ochraseis, alis hyalinis, stigmate subfusco. (Long. corp. 1| lin. ; Exp. Alar. 

 5| lin.) 



Ps. immunis. Kirby MSS.— Steph. Caial. 313. No. 3502. 



Head yellow, dotted with fuscous above, the front streaked with pale brown, 

 clypeiis in the middle and tips of the mandibles dusky; eyes prominent, 

 brown; thorax fuscous, the sutures and under part yellow; abdomen 

 fuscous, the edges of the segments and two dots at the apex yellow; legs 

 luteous-ochre, tarsi dusky ; wings hyaline, nervures very faint ; stigma 

 fuscescent : antennae somewhat ochreous, the apex dusky. 



Found in July near London, and in Suffolk. 



Sp. 17. venosus. Ochraceo-rufus, capite thoraceque fusco punciatis, pedibus 

 pallidis, antennis fuscis, ariiculo basalt lut-eo, alis limpidis nervis fuscescentibus. 

 (Long. corp. 1^ lin.; Exp. Alar. 5| lin.) 



Ps. venosus. Steph. Nomen. 2d edit. col. 116. 



Mandibulata, Vol. VI., August 15th, 1836. o. 



