208 CRABRONIDA. 
the clypeus rufescent in front; the mandibles yellow, with their 
apex piceous. 
Thorax black, delicately punctured; the metathorax having 
at its base an elongate triangular space, rounded at the sides, 
and enclosed by an elevated ridge, within which it is rugose, 
and externally covered with oblique striz, diverging from the 
centre, and inclining backwards, and a sericeous spot below the 
spines of the metathorax ; the tegulze testaceous or piceous ; the 
wings slightly coloured, and having a transverse fascia running 
from the marginal cell, which it covers, backwards, extending 
half-way across the third discoidal cell, the nervures piceous ; 
the legs simple, black, with the knees of the anterior femora, 
and the inside of the anterior tibize (the exterior either piceous 
or fulvous), as well as their tarsi, yellowish testaceous, the in- 
termediate and posterior tibiz and tarsi rufo-piceous, the pos- 
terior tibiz rufescent towards their base, their tarsi piceous, 
and the articulations of all the coxz and trochanters fulvous. 
The abdomen black, pubescent, with the two first segments, 
and sometimes the base of the third, red, covered on each side, 
towards their margin, with a triangular sericeous spot, most 
conspicuous on the second segment, but frequently rubbed off; 
the apical segment covered with a fuscous pubescence 9. 
The ¢ differs in having the terminal joint of the antenne 
lunulate, all less coloured beneath ; the clypeus black, but covered 
slightly with a silvery pubescence, and generally with only the 
basal half of the second segment of the abdomen red; the 
terminal spines pale testaceous. 
g ¢ in the Cabinet of the Rev. G.T. Rudd 
and my own, @ in Mr. Curtis’s. 
+1; Mr. Curtis first imtroduced this species to the 
British Fauna by a ¢, which he took near Hastings some 
years ago; and the Rev. G. T. Rudd has completed the 
species by capturing both sexes this year [1836] in a wood 
near Ryde, in the Isle of Wight, and it is to his liberality, 
