S90 Eev. T. A. Marshall's Monograph of 
34-35-jointed ; abdomen narrower, subconical towards the apex ; 
posterior segments more conspicuously exserted. Length, 1^-2 ; 
wings, 3^-4 lines. 
Not uncommon; it has been taken in Germany, 
Holland, Russia, England, and Ireland. Haliday cap- 
tured his specimens in osier-beds, and mine were found 
in similar situations. 
2. CEnone mandihularisj Nees. 
Sigalphus mandihularis, Nees, Mag. Ges. Berl., 1816, 
p. 254;Mon., i., 274, ?. 
(E. mandihidaris, Hal., Hyra. Brit., ii., 4, ? ; Marsh., 
Species des Hym. d'Eur. et d^Alg., Bracon., vol. ii., 
p. 453, $ ? . 
$ . Deep black, thinly covered with pale pubescence. Head 
smooth ; vertex and cheeks pubescent ; front and face rugulose, 
the latter more finely, and covered with pubescence ; mandibles 
and clypeus black ; palpi fusco-testaceous. Antennae widely 
separated at the base, shorter th^n the body, submoniliform, 
hardly attenuated at the apex, 27-29-jointed, black, with the 2nd 
joint testaceous. Mesonotum punctate-rugose, smoother at the 
sides, trisulcate, all the furrows united posteriorly ; scutellum and 
meta thorax ragose, reticulate ; spine of the postscutellum blunt, 
compressed ; metathorax not carinate in the middle ; mesopleur^ 
and sternum rugose ; beneath the wings on each side is a smooth 
space. Wings infumated; squamulse brownish ; stigma and nervures 
blackish ; the former oval-lanceolate, shorter than in the following 
species, emitting the radial nervure from the middle. Fore legs 
testaceous ; the middle pair dull testaceous with the femora black 
above and the apex of the tarsi blackish ; hind legs blackish, tro- 
chanters wholly or in part, together with the base of the tibiae, 
reddish ; all the coxae black ; sometimes the legs are entirely testa- 
ceous. Abdomen occasionally brown, oboval, slightly convex, 
rather deeply striate and beset with whitish hairs on the first three 
segments, which conceal all the following ; 1st segment short, 
ascending ; 2nd suture effaced. ^ Similar ; antennae longer than 
the body, 29-jointed. Length, ; wings, 3-4|^ lines. 
Taken in Germany, England, and Ireland. My speci - 
mens were beaten out of oak trees. 
