158 INSECTA SAUNDERSIANA. 
THEREVA SEQUENS, Mas et Fem. 
Cinerea, capite pectoreque albis, abdomine mari apice fulvo, antennis pe- 
dibusque nigris, tarsis basi tibiisque fulvis, alis subcinereis. 
Male. Body black, thickly:clothed with white hairs, narrower than that 
of T. sequa: head brilliant white in front : sucker and palpi pitchy: chest 
gray, breast white: abdomen white, full twice the length of the chest, more 
linear them that of 7. sequa, conical towards the tip which is tawny and has 
a little tuft of black hairs on each side; legs black, beset with a few black 
bristles, which are chiefly on the shanks ; hips and thighs adorned with a 
white covering, clothed with short white hairs; shanks tawny with black 
tips; feet tawny at the base; foot-cushions dark tawny: wings slightly 
gray; poisers tawny, their knobs excepting the base pale yellow. 
Fem. Body thinly clothed with short white hairs, completely adorned 
with a white covering, which has a yellow tinge above : scutcheon and hind 
part of the chest beset with black bristles: tip of the abdomen armed with 
a circlet of black spines: poisers black; their knobs tawny, black at the 
base. 
Length of the body 3} lines; of the wings 6 lines. 
East India. 
THEREVA PERSEQUA, Fem. 
Cinerea, capite albo, thoracis vittis quatuor pectoreque canis, abdomine an- 
tennisque nigris, pedibus ferrugineis, tarsis nigris basi piceis, alis 
cinereis venarum marginibus subfuscis. 
Body black: head very shining above, silvery white in front and be- 
neath where it is clothed with white hairs : sucker black; palpi tinged with 
gray, thickly clothed with white hairs: chest gray, dull, adorned on each 
side with a pair of hoary stripes, a pitchy tinge between each pair; sides and 
scutcheon armed with black bristles: breast hoary, clothed with white 
hairs: abdomen black, shining, clothed with very short black hairs, slightly 
decreasing in breadth from the base to the tip, near twice the length of the 
chest ; hind borders of the first and second segments fringed with short 
white hairs; tip armed with a circlet of black spines: legs ferruginous ; 
hips black, tinged with hoary, clothed with white hairs; thighs clothed with 
a few very short white hairs; shanks beset with black bristles ; feet black, 
pitchy at the base ; foot-cushions pitchy: wings gray, slightly tinged with 
