DIPTERA, \71 
adorned with a band of pale yellow hairs; the hairs beneath are hoary and 
occupy a large part of each segment: wings pale gray, tawny at the base 
and along the fore border for full three-fourths of the length ; wing-ribs 
tawny ; veins black, tawny towards the base and along part of the fore bor- 
der; poisers tawny with paler knobs. Length of the body 8 lines; of the 
wings 18 lines. 
East Indies. 
ANTHRAX ALBIpa, Fem. 
Nigra, flavo-hirta, scutello abdomineque Serrugineis, pectore ventreque albo- 
hirtis, antennis nigris basi fulvis, pedibus fulvis, tibiis posticis tarsis- 
que nigris, alis albidis basi costaque flavis fascia obliqua cinerea or- 
natis, 
Black, thickly clothed with pale yellow hairs: head clothed above with 
yellow hairs: peristoma whitish-yellow ; epistoma prominent: first joint of 
the feelers pale tawny: breast and underside of abdomen clothed with 
white hairs ; seutcheon ferruginous: abdomen mostly ferruginous, slightly 
obeonical, not longer than the chest, clothed with whitish yellow hairs: legs 
tawny, armed with black spines, clothed with pale yellow hairs; feet and 
hind-shanks black: wings whitish, yellow at the base and along the fore bor- 
der ; disks of the areolets very pale gray; an irregular very oblique gray 
band extending from three-fourths of the fore border to one-sixth of the hind 
border, on approaching which it becomes very indistinct ; wing-ribs tawny ; 
* veins black, tawny towards the base and along the fore border ; poisers pale 
yellow. Length of the body 6 lines; of the wings 16 lines. 
East Indies. 
ANTHRAX AURIPLENA, Fem. 
Nigra, fulvo-hirta, seutello abdominisque segmentorum marginibus posticis 
ferrugineis, pectore cinereo, abdomine fasciis flavo-pilosis ornato, an~ 
tennis pedibusque nigris, tibiis basi fulvis, alis subcinereis cinereo 
octo-maculatis, basi costa nervorumque marginibus fulvis. 
Black, clothed with tawny hairs: head adorned with a tawny covering, 
clothed with short black and tawny hairs; pevistoma yellow; mouth and 
epistoma prominent: breast hoary, clothed with.pale hairs; seutcheon fer- 
ruginous: abdomen nearly elliptical, a little longer than the chest; fore 
