256 INSECTA SAUNDBRSIANA. 
Conors Spuecirormis, Fem. 
Nigra ; capite thoracisque lateribus luteis ; thorace fulvo fasciato ; abdo- 
minis segmentis 20 et 30 ferrugineis; antennis nigris; pedibus 
Serrugineis, femoribus posticis nigris; alis subcinereis ad costam 
nigricantibus. 
Black : head luteous ; a pitchy stripe on the crown: mouth and feclers 
black, the latter ferruginous beneath: chest with a tawny band near the tip ; 
sides luteous : abdomen obclavate, a little more than twice the length of the 
chest, gilded towards the tip; second and third segments ferruginous ; second 
long, cylindrical, very slender ; third conical, pitchy on the disk towards the 
tip, much shorter than the second; fourth and following segments shorter 
than the third : legs ferruginous ; shanks with a silvery tinge ; hind-thighs 
black, ferruginous towards the base ; hind-shanks with a pitchy band near 
the tips: wings pale gray, blackish along the fore border for half the breadth ; 
black outline angular towards the tips: poisers luteous. Length of the 
body 44 lines; of the wings 6 lines. 
Port Philip. 
Conops SERICEA. 
Nigra, cinerascens ; caput aureum; thoraw subvittatus ; abdomen sub- 
sessile ; antenne graciles ; tarsi flavi; ale cinerea, macula Susca 
Surcata. md 
Black : head pale gold-colour in front : feelers slender, much attenu- 
ated towards the tips: chest and abdomen with a hoary tinge: chest very 
indistinctly striped: abdomen almost sessile, a little more than twice the 
length of the chest; second segment stout, rather short, widening from the 
base to the tip ; third broader but not shorter than the second, forming with 
the following a spindle-shaped club: feet yellow: wings gray, with a brown 
forked stripe in the disk ; upper fork much longer than the lower : halteres 
yellow, brown at the base. Length of the body 7 lines; of the wings 
11 lines. 
Amazon River. 
