178 CRABRONIDA. 
The g differs in having the second joint of the antenne pro- 
duced at its apex into a tooth, the third very minute, not so long 
as the second, the fourth considerably swollen, and as long as 
the fifth, which is deeply emarginate, the remainder equal, and 
a little longer than the third; the scape yellow beneath as well 
as the second joint or pedicel, the swollen portion of the fourth, 
and the margin of the fifth, fulvous, and the seventh, ninth and 
eleventh joints white; the clypeus more produced and projecting 
further, and above slightly concave, and the ridge, which separates 
the genz from the jugulum, terminated in front, near the mouth, 
by a produced tooth; the coxz and trochanters of the inter- 
mediate and the base of the coxe and entire trochanters of the 
posterior legs yellow, the apex of the intermediate tibiz also 
yellow; the first joint of the anterior tarsi dilated on the in- 
side, of the intermediate on the outside towards its centre, and 
of the posterior compressed, slightly curved, flat beneath, and 
all fimbriated at their sides; the posterior femora very pu- 
bescent beneath. 
$ 9 In my own Collection. 
+4+ Mr. Walker takes this species upon lime-trees in 
the vicinity of London. I have taken the ¢ at Darenth, 
and Mr. Westwood took several at Netley in Shropshire. 
Although St. Fargeau says the antenne of the $ have but 
twelve jomts, they will be found upon inspection to have 
thirteen. 
Sp. 35. RUFIVENTRIS. Panz. 
mger, abdomine mgro-rufoque petiolato, primo segmento nodoso, 
tubvarum posticorum apice nigro. 
length 21—3k lines. 
Panz. F. G. 72.12; V.d. Lind. pt. 2. 72. 34. 
Physoscelus rufiventris. St. Farg. 3. 805. 1. 
Head black, delicately punctured, shining; a slight longi- 
tudinal impression extending from the face to the anterior 
