DIPTERA. 97 
with a cirelet of black spines: legs red, armed with black spines ; knees, 
tips of shanks and feet black: wings dark brown, adorned with coppery- 
purple lustre, dark gray beneath the fore border; wing-ribs and veins 
black; poisers tawny. Length of the body 12 lines; of the wings 23 
lines. 
East India. 
Dasypocon Arirormis, Mas. 
Niger, fulvo tectus, abdomine lineari, antennis pedibusque nigris, tibiis 
fulvis, tarsis piceis, alis fuscis. 
Body black, adorned with a tawny covering, thickly clothed with tawny 
hairs: hind part of the head fringed with whitish hairs ; face and epistoma 
thickly clothed with pale yellow hairs: eyes pitchy ; fore part flat, its facets 
very large: sucker and feelers black; third joint of the feelers spindle- 
shaped ; fourth very short: abdomen linear, as broad as the chest and 
about twice its length: legs clothed with pale yellow hairs and bristles: 
hips and thighs black; shanks pale tawny; feet pitchy; claws black 
wings brown ; wing-ribs pitchy ; veins black, bright tawny at the base and 
along the fore border; poisers dark tawny. Length of the body 4 lines ; 
of the wings 8 lines. 
East India. 
Dasypocon TRiMELAS, Fem. 
Niger, capite pectoreque fulvescentibus, thorace vittis quatuor pallidis or- 
nato, scutello et metathorace cinereis, abdomine basi utrinque cano 
postice nitido striato, antennis pedibusque nigris, alis fuscis ad costam 
cinerets. 
Body black : head adorned with a dark tawny covering, clothed be- 
neath with black hairs, beset on the crown and bebind the eyes with black 
bristles ; epistoma armed with seven black spines: eyes bronzed; fore part 
flat, the facets very large: mouth and feelers black: chest clothed with 
black hairs, beset on each side with black bristles ; adorned with four dingy 
white, or dull pale tawny stripes, of which the outer pair are much more 
distinet than the inner pair: breast dull pale tawny: scuicheon and hind- 
chest grayish : abdomen tapering from the base to the tip, narrower than 
. .) =. 
