BY FREDERICK A. A. SKUSE. 
1741 
tlie last two. Thorax very dark brown (when denuded), covered 
with brown scales, interspersed with some brown hairs, and 
spotted with numerous small patches o£ brilliant silvery- white 
scales ; covered above with silvery-white scales ; scutellum very 
dark brown, covered above with silvery-white scales and 
fringed with long brown hairs; dark brown. Halteres ochre- 
yellow. Abdomen a little more than twice the length of the 
thorax, densely clothed with violet-black scales, the second to sixth 
segments bordered anteriorly with a narrow band of white, those 
on the last three short and not reaching the lateral borders, each 
segment with a small patch of brilliant silvery-white scales at the 
sides ; venter covered with yellowish and violet-black scales, the 
latter predominating ; holding-forceps black or very deep brown, 
densely haired. Coxso brown with silvery-white scales. Femora, 
tibiae and tarsi covered with violet-black scales ; the femora with 
white scales along the sides nearly to the tip and beneath on the 
Vjasal half, the extreme apex silvery-white ; the first two joints of 
the fore and intermediate, and all the joints of the hind tarsi, 
ringed with silvery-white at the base, those of the first two pairs 
of tarsi very slight. In the hind-legs, the tibia about ^ longer 
than the metatarsus. Wings about the length of the abdomen, 
hyaline, the veins covered with violet-ljrown scales. Auxiliary 
vein reaching the costa opposite the cros.s-vein, and much befoi’e the 
tip of the posterior branch of the fork of the fifth longitudinal ; 
middle cross-vein shorter than the ])osterior cross-vein, situated 
beyond it a distance a little greater than the length of the latter ; 
first sub-marginal cell considerably longer and almost imper- 
ceptibly narrower than the second posterior cell, its base lying 
almost opposite that of the latter ; anterior branch of the. fifth 
longitudinal vein as in the last species. 
travei’sed by four longitu- 
the two median ones 
indistinct, parallel, stopping 
front of the scutellum, the 
middle, distinct, particularly 
much broader than the rest; 
dinal silvery-white lines : — 
extremely fine and rather 
at an oblong bare space in 
lateral ones bent at the 
the anterior half which is 
pleurae very dark brown, 
