248 INSEOTA SAUNDERSIANA 
pale brown ; wing-ribs ferruginous; veins black, ferruginous at the base 
and along the fore border; poisers tawny. Length of the body 6} lines; 
of the wings 12 lines. 
Canada. 
ERisTais ExTERUS, I’em. 
Niger, abdomine vitta basali maculisque duabus fulvis ornato, pedibus 
nigris, alis limpidis basi nigris fascia brevi nigro-fusca ornatis. 
grits, Ml 
Black: head tinged with gray, clothed with short tawny hairs and on 
the crown with short black hairs: eyes red: chest thickly clothed with 
tawny hairs, which are longest and brightest on-each side: breast with a 
hoary tinge, clothed with pale hairs: abdomen obconical, not longer than 
the chest, clothed with tawny hairs, adorned at the base with a broad tawny 
band which is partly interrupted by a ‘small angular ferruginous spot; a 
large triangular tawny spot on each side of the fore borders of the second and 
third segments : legs black, fringed with short black hairs: wings colourless, 
blackish at the base; a large irregular blackish brown spot bordered by paler 
brown extends half across the wing from the middle of the fore border ; cross- 
vein of the first posterior areolet clouded with brown ; wing-ribs and veins 
black ; poisers tawny. Length of the body 6 lines; of the wings 12 lines. 
East Indies. 
ERISTALIS MULTIFARIUS, Fem. 
Niyer, thorace trivittato, scutello fulvo, abdomine ferrugineo-fulvo fusctis 
duabus anticis et segmentorum 3% 4i-que discis nigris, antennis piceis 
basi nigris, pedibus fulvis nigro variis, femoribus posticis crassis, alis 
limpidis. 
Black : head mostly covered with pale buff down, clothed with whitish 
hairs ; crown clothed with short black hairs: eyes adorned with alternate 
red and black bands: third joint of the feelers pitchy, nearly elliptical, 
longer than the first and second joints; sixth tawny, black towards the 
tip: chest adorned with a pale grayish buff covering which is interrupted by 
three black stripes; scutcheon tawny : abdomen tawny with a ferruginous 
tinge, obconical, not longer than the chest, black at the base ; a black band 
n 
