Part II.] 
Watehston : On Chalcidoidea. 
15 
petiole, on the area covered by the 2nd (1st visible) sternite and ovi- 
positor obscurely rufous ; forelegs castaneous. Hind legs, coxae blackish- 
brown, femora externally mainly blackish, more castaneous round the 
edges, hind tibia castaneous with darker ventral edging, hind tarsi 
infuscated. Forewings hyaline with 2 large discal spots (see fig. 8). 
Head. In profile narrow, malar keel direct to the lower eye with a 
posterior branch close to and parallel with the orbit. Facial impression 
very wide extending to the orbits before each of which is a low preorbital 
keel extending downwards towards, but fading off before, the malar 
Fig. 8. Aiitrocephalus destructor \\a,teist 
keel. The punctuation is moderate, finer than on thorax. Antenna, 
length 3-5 mm., scape, length 1*1 mm. elongate, slender, near the base 
with a breadth 1 : 8, at the apex 1 : 7, pedicel (5 : 2) slender, a little over 
j of the scape. Funicle 8 joints all C 5 dindrical although the first (the 
here normally developed ring joint) is just longer than broad ; after 
the first the proportions of the joints are approximately (2 and 3) 6, 
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