BY FREDERICK A. A. SKUSE. 
1181 
one smallest. Palpi prominent, incurved, four-jointed ; first, second 
and third joints of almost equal length, but the second just 
perceptibly longer than the first and somewhat shorter than the 
third, also thicker and more rounded than the other joints, third joint 
ovate, fourth joint twice the length of the third, somewhat fusiform. 
(PI. XXXI., fig. 7a). Antennm shorter than the thorax; projecting 
forwards, arcuated, almost cylindrical, somewhat flattened, 2--fl3- 
jointed ; joints of the scapus distinctly set-off, the first cyathiform, 
the second cupuliform, shorter than the first; flagellar joints 
compact, the terminal joint short, gemmiform. Thorax longish- 
oval, highly arched ; scutellum small, nearly semi-circular ; meta- 
thorax arched. Abdomen slender, with seven segments in both 
sexes ; in the ^ somewhat flattened, a little thicker towards the 
middle, cylindrical at the base; in the ^ flattened, claviform. Legs 
long and slender, the fore pair considerably shorter than the others ; 
femora rather more slender than the coxse, shorter than the tibige ; 
tibiee spurred ; lateral spines extremely small : fore-tibias without 
lateral spines and the spurs small, intermediate tibiae with one 
range on the inner and one on the outer side, the spines of the 
latter widely sepai'ated, hind tibiae apparently with only one 
range of widely separated spines on .the outer side. Wings 
moderately broad, rounded ofl“ at the base, longer than the abdo- 
men, microscopically pubescent. Costal vein extending beyond 
the tip of the second longitudinal vein ; terminating immediately 
befoi’e the apex of the wing ; auxiliary vein joining tlie costa 
immediately Vjefore the tip of the marginal cross-vein ; sub-costal 
cros.s-vein missing ; anterior Viranch of the second longitudinal vein 
rather long, issuing from the second longitudinal vein considerably 
before the tip of the fir.st longitudinal but ending in the costa ; 
antei ior branch of the fol k ol the third longitudinal vein joining 
the margin immediately below tlie ape.x of the wing, con.scquently 
very close to the tip of the costal vein ; petiole of the third sub- 
marginal cell short ; fifth longitudinal vein incomplete. 
