68 HYMENOPTERA ACULEATA. 



Whitsand Bay, Plymoutli ; Portlemoutli ; [Biijiiell). Bar- 

 mouth; {Dnh,). 



S. exaltatus, Fah. — Head and thorax black, finely 

 punctured ; pronotum deeply and angularly emarginate 

 posteriorly, wings clouded in both sexes across their 

 apical third, with a very ill-defined subquadrate spot in 

 the (J, and a clear round hyaline one in the ? beyond the 

 apex of the third submarginal cell, curve of the basal 

 nervure distinctly broken at the origin of the cubital 

 nervure, cubital nervure extending to the apical margin, 

 propodeum more elongate than in the following species ; 

 abdomen red at the base, the apex of the third segment 

 and the whole of the following segments black, ^ with the 

 apical ventral valve somewhat truncately rounded at the 

 apex, punctured and pilose, sixth polished at the apex, 

 and slightly emarginate, with an impression on each side, 

 bounded by a smooth raised line ; ? with the apical 

 segments pilose, apical ventral valve not carinated ; legs 

 black, anterior tibice in the male testaceous in front, 

 posterior calcaria in the male three quarters, in the female 

 half, or more than half, as long as the metatarsus. 



Long. 9-15 mm. 



Common, and generally distributed. 



S. notatulus, Saund. (nofatus, Saund. oKm. Smith, 

 Thorns., ^•c, nee Jioss). (J usually with the abdomen entirely 

 black, sometimes with the second segment red, in the 

 $ coloured like exaltatus ; both sexes with the femora and 

 tibiae sometimes more or less red ; face with a well-defined 

 impressed line extending from the central ocellus to between 

 the antennse ; wings smoky in the male, coloured as in 

 exaltatus in the ? , rather short, curve of the basal nervure 

 continuous, not distinctly broken at the origin of the 

 cubital, which latter does not nearly reach the apical 

 margin ; ventral apical valve in the male narrow, slightly 

 convex at the base, in the female not carinated. 



L. G-8 mm. 



