140 CRABRONIDE. 
tured; the stemmata placed in a curve on the vertex; be- 
tween the posterior ones a slight longitudinal elevation, which 
has in its centre an impressed line passing backwards a little 
behind them; the forehead, which is concave, has a very slight 
central longitudinal carina; the face is canaliculated ; the an- 
tenne black, with their scape yellow; the clypeus (which is 
longitudinally carinated in the centre, slightly emarginate in 
front, and sinuated on each side), the inner orbit of the eyes, and 
the anterior portion of the cheeks, covered with a dense golden 
pubescence, the cheeks less thickly so; the mandibles yellow 
at the base, and black at the apex. 
The thorax black, pubescent; the dorsolum having at its 
base three longitudinal parallel slightly elevated lines, an abbre- 
viated scratch on the disk on each side, parallel with the base 
of the tegule, and minutely and densely punctured in front; 
behind, as well as the scutellum, longitudinally striate, with 
interspersed punctures ; the metathorax with a longitudinal cen- 
tral incisure, the edges of which are elevated, and the interior 
consute, with about its centre a transverse slight ridge, another 
diverging on each side, from this, in a curve upwards, enclosing 
a subcordiform space, occupying the anterior half of the me- 
tathorax, which is rather irregularly obliquely striated, between 
the transverse and curved ridges irregularly reticulated, and 
the sides of the incisure of the posterior portion of the meta- 
thorax coarsely transversely striated ; the peristethium punc- 
tured, shining, and having on each side, posteriorly, an abbre- 
viated transverse carina; the collar with a transverse yellow 
interrupted line, and the top of the tubercles yellow ; the te- 
gulz piceous ; the wings hyaline, coloured at their edges ; the 
nervures piceous ; the legs yellow, with all the femora black, ex- 
cepting at the knees in the intermediate pair ; the anterior and 
intermediate tibize black beneath, the anterior and posterior ones 
with a fuscous line within, and all having their extreme apex 
fuscous or piceous ; all the tarsi with the basal joint yellow, the 
following ones more or less so, or ferruginous, and the apical 
