XXI. CRABRO. 133 
first joints of the tarsi, the first especially, which forms a subro- 
tund concavo-convex plate slightly coloured on the margin. 
The abdomen black, ovate, punctured, with seven yellow 
bands, the first, second, third, and fourth slightly (the second 
the least) interrupted, the rest entire ; the second ventral segment 
with a quadrate yellow spot, and the third with a yellow band g. 
@ In the collection of the 
British Museum. 
t+} The ¢@ of this species does not seem to be known; 
that considered as such, viz. the C. philanthoides, Panz., 
by him in his Kritische Revision, and by Van der Linden, 
T with St. Fargeau much doubt as being possible. The 
¢ which I know as British, only from the specimens in 
the British Museum captured by Dr. Leach, appears to be 
either very local or very rare; the former the most pro- 
bable. Fabricius mistook this for the Sphea clypeatus of 
Linné, which is different. 
Sp. 6. tTarsatus. N.Sp. 
niger, tarsis anticis palmatis, metathoracis basi obliqueé striatoé . 
length 2% lines. 
Head black, smooth, and shining, with a few minute scattered 
punctures, a deep longitudinal impression extending from the 
base of the antennz to the anterior stemma, behind which it 
passes to a little beyond the posterior ones ; the stemmata placed 
in an equilateral triangle on the vertex; the antennz simple, 
fimbriated beneath, black, the scape yellow on the outside ; the 
clypeus (which is carinated in the middle), inner orbit of the 
eyes, and lower portion of the cheeks, covered with a sericeous 
pubescence ; the mandibles black. 
The thorax black, delicately punctured and shining; the 
dorsolum with three abbreviated parallel slightly elevated longi- 
tudinal lines at its base ; the metathorax having a cruciform im- 
pression, consute within, dilating at the base of the cross or 
