138 INSECTA SAUNDERSIANA. 
Asttus Concepus, Mas et Fem. 
Niger, thorace vittis quatuor fulvis ornato, pectore cinereo, abdomine fasciis 
cinereo-fulvis ornato, antennis ferrugineis basi nigris, pedibus nigris 
fulvo et ferrugineo variis, alis limpidis. 
Male. Body black: head broader than the chest, brown above, pale 
yellow with a silky lustre in front, hoary and clothed with white hairs be- 
hind and beneath ; face slightly prominent, armed with numerous pale yel- 
low spines: eyes large, adorned with iridescent colours; fore part nearly 
flat, its facets larger than those elsewhere: sucker clothed at the tip with 
pale tawny hairs ; palpi small: feelers pale ferruginous; first and second 
joints black, adorned with a tawny covering, beset with short black bristles ; 
second pale ferruginous at the tip, as long as the first; third slightly ta- 
pering from the base to the tip, much longer than the first ; bristle black, 
much longer than the third joint, very slightly widened near the tip: chest 
beset on each side and behind with a few black bristles, adorned with four 
tawny stripes which are united on each side in front: breast tinged with 
gray: abdomen narrower than the chest and more than twice its length, 
thinly clothed with short hoary hairs, slightly tapering from the base to 
the tip, which with its appendages is shining and clothed with short black 
hairs ; four white spines on each side of the fifth segment ; a broad grayish 
tawny band on each segment; hind part of breast, and hind borders of the 
first, second and third abdominal segments on the under side ferruginous : 
legs black, clothed with short black hairs, armed with black spines ; thighs 
ferruginous at the base beneath ; four anterior thighs ferruginous at the tips 
beneath ; shanks tawny, with black tips ; hind-shanks striped beneath with 
black ; foot-cushions pale tawny: wings quite colourless; wing-ribs and 
veins pale tawny ; poisers pale ferruginous. 
Fem. Eyes convex in front; facets larger than those elsewhere: ab- 
domen much more than twice the length of the chest, compressed and 
shining for one-third of the length from the tip: thighs tawny with black 
tips, darker than the shanks ; feet dark ferruginous at the base, clothed 
beneath with tawny down. 
Length of the body 7—8 lines; of the wings 10 lines. 
East India. 
