46 DESCRIPTIONS OF 



l?ete fulvis, reliquis nigris; capite piceo nitido, vertice castaneo. 

 Tlìorace nitido nigro-piceo ; mesonoti medio castaneo; abdomine 

 castaneo, segmento basali nigro, segmentis apicalibus piceis. 



Long. corp. 3 mm.; expans. alar, antic, ß'/^ mm. 



Habitat Glanvilles Wootten (coll. Dale) , etiam in com. Oxoniae 

 (coll. Matthews). 



Difîert fœmina antennis longioribvis et gracilioribus , geniculatis; 

 ut videtur, 17-articulatis, articulo primo longitudinem articulorum 

 3 — 10 simul sumptis aequanti , articulis reliquis fdiformibus; 

 oviductu exserto, tertiam partem abdominis requanti: petiolo abdo- 

 minis striato. 



Obs. I have not seen the female, of which the above descrip- 

 tion is derived from the figure in the « Schetsen » pi. IV , fig. 4 , 

 which differs from the female of Str. fulvlceps in having the 

 ovipositor exserted and the basal joint of the antennae nearly 

 occupying one third of the whole length of those organs. 



Description of the figures. 



PI. 4, fig. 1. Snellenius VoUenhovH Westw. (magnified). 



2. » » four terminal joints of maxil- 



lary palpus. 



