l88 HWMENOPTERA ACULEATA. 



sexes with fine short grey hairs ; $ with the seventh ven- 

 tral segment produced into a triangular lobe at the apex, 

 tho eighth into a clear testaceous spoon-shaped process, 

 just visible beyond the apical dorsal segment, armature 

 with the stipites long and narrow, sagittee very short ; legs 

 clothed with short silvery hairs, the base of all the tibiae 

 in both sexes, the anterior tibiae in front, and all the tarsi 

 in the fj white. 



L. 6 mm. 



A common species and generally distributed. 



P. COnfusa, Nyl. (jiunctulatissima, Smith, Cat. Br. Hym. 

 second Ed. cj). — c? rather larger and less shining than 

 hyalinata, mandibles with a white line, face wider, not 

 clothed with white hairs, antennee entirely black, or with a 

 narrow yellow line on the scape ; thorax so finely and 

 closely punctured as to appear dull, wings hyaline, pro- 

 podeum finely and longitudinally rugose; basal segment 

 of the abdomen finely and shallowly punctured, the following 

 segments finely punctured, with grey pubescence at the 

 sides, which almost forms lateral bands at the apices of the 

 segments, third segment beneath with a distinct central 

 callosity, seventh ventral segment with two subtriangular 

 processes, the bases of which are produced laterally and 

 subtruncate, eighth produced at the apex into a short 

 narrow truncate process, armature with the stipites rounded 

 at the apex, longer than the eagittje, which are wide and 

 subtriangular. 



? difFers from hyalinata in having the antennas entirely 

 black, the thorax wider across the middle and more closely 

 punctured, though not eo closely as in the J", the interstices 

 dull, the wings slightly dusky ; the second and following 

 segments of the abdomen irregularly and vaguely punctured, 

 whereas in hyalinata they are finely but distinctly so; the 

 terminal segments are clothed with black hairs. 



L. 6-7 mm. 



Not nearly so common as hyalinata, but the ? is 



