Capside. 219 
tibiz not spined on their outer edge, posterior tarsi with 
the basal joint longer than the other two together. 
There are only two recorded Palearctic species of this 
genus, of which we have one in this country. 
P. Merkeli, 1. S.—Black, nearly glabrous, eyes pro- 
jecting for nearly their entire width beyond the sides of the 
pronotum, first joint of the antenne yellow except at the 
base, second slightly curved, a little longer than the third, 
fourth about one-third the length of the third, vertex with 
an obscure pale diagonal line on each side between the 
eyes; pronotum constricted into a short neck in front, 
immediately behind which on each side is a strong 
lateral tubercle; in developed specimens the sides are 
thence sinuate and diverge posteriorly to the hind 
angles, in undeveloped specimens they are rounded, and 
converge to the angles ; the base is largely sinuate in the 
developed form, and nearly truncate in the undeveloped ; 
elytra black or brownish black, its lateral margins pale ; 
membrane dusky; abdomen black; connexivum yellow; 
legs testaceous, shghtly freckled with brown. 
L. 4-5 mm. 
Common, and generally distributed, but not recorded 
from Ireland; taken by sweeping ; developed form very 
rare. 
ACETROPIS, Fied. 
Flat, subelongate in the male, elongate-oval in the ?. 
Head nearly horizontal, transversely impressed on the 
vertex, and also with a slight longitudinal impression ; 
forehead produced over the facial lobes in a sharp point, 
first joint of the antenne about as long as the head, a 
good deal thicker than the following joints; eyes not quite 
touching the pronotum; pronotum trapezoidal, its sides 
reflexed and sharp; lateral margins of the elytra reflexed, 
and sharp; nerves of the corium yery distinct and elevated ; 
