DR 
228 INSEOTA SAUNDERSIANA. 
DEINEcHES NiGRo-rutva, Plate 6, fig. 7. 
Nigra, capite thoracis lateribus et scutello abdominis maculis duabus pedi- 
busque fulvis, antennis ferrugineis, alis subcinereis ad costam sub- 
Sulvis, apice fuscis. 
Black: head tawny, clothed with tawny hairs, pitchy on the crown, 
with a hoary tinge and clothed with hoary hairs beneath; sides of the 
epistoma black, shining: eyes black; all the facets very small: mouth 
black: feelers pale ferruginous ; sixth joint black, ferruginous at the base: 
chest tinged with metallic colour, clothed with tawny hairs ; sides and the 
scutcheon tawny; breast adored with a hoary covering, clothed with hoary 
hairs: abdomen barrel-shaped, very finely and closely punctured, a little 
longer than the chest, clothed with short black hairs; a large tawny spot 
clothed with tawny hairs on each side of the base: legs tawny, clothed with 
short tawny hairs; tips of the claws black: wings very pale gray, with a 
tawny tinge at the base and along the fore border; veins in the disk and 
at the tip clouded with brown; wing-ribs and veins ferruginous; veins 
mostly black towards the tips; poisers tawny. Length of the body 8 lines ; 
of the wings 16 lines. 
New South Wales. 
Genus CHRYSOGASTER, Meigen. 
CHRYSOGASTER RECEDENS, Mas, 
ZBneo-viridis, capite nigro, antennis piceis, pedibus nigro-eneis, genubus 
ferrugineis, alis subcinereis. 
Brassy green: head black, thinly clothed with hoary hairs, having a few 
black hairs on the crown: eyes pitchy; all the facets very small: mouth 
and feelers pitchy : chest clothed with tawny hairs: breast clothed with 
hoary hairs : abdomen somewhat elliptical : legs brassy black, clothed with 
tawny down, knees ferruginous ; foot-cushions dark tawny: wings slightly 
gray ; wing-ribs and poisers ferruginous; veins black. Length of the body 
2} lines ; of the wings 4 lines, 
United States. 
