1220 DIPTERA OF AUSTRALIA, 
9 - — Length of antenna? 0'055 inch ... 1-39 millimetres. 
Expanse of wings 0-110 x 0-040 ... 2-79 x I'Ol 
Size of body 0-120x 0-020 ... 3-04x0-50 
and 9 . — Antennae slender, longer than the head and thorax 
taken together ; joints of the scapus ochraceous ; flagellar joints 
Iji’own, their very dense minute pubescence with a hoary reflection. 
Front and vertex black, densely covered with a minute golden- 
yellow pubescence ; a few short black setae on the hinder border 
of the eyes. Hypostoma brown ; palpi ochraceous. Thorax 
brown, densely covered with a minute golden-yellow pubescence, 
with three indistinct longitudinal single rows of short black hairs, 
the lateral ones extending nearly to the scutellum, where thc 7 
almost meet, the intermediate one reaching to about the middle of 
the thorax ; lateral borders setaceous ; pleurae, scutellum and 
metathorax brown, the scutellum with a fesv very long black setae 
and a short golden-yellow pubescence. Halteres yellow, with a 
minute pubescence. Abdomen moderately slender, about twice 
the length of the thorax, densely haired ; in the ^ deep brown, 
in the 9 deep brown, each segment except the last, marked under- 
neath with ochraceous, the first two segments longitudinally 
marked, the third to sixth transversely ; anal joints and forceps 
of the ochraceous-V)rown, densely haired ; 9 ovipositor very 
short, sordid-ochraceous. Coxae and femora ochraceous, all the 
coxae with a few short setae at the apex ; tibiae light umber; tansi, 
tibial spurs and spines dusky bi'own, the tarsi nearly fuliginous. 
In the fore-legs the tarsi about 2 ^ times the length of the tibiae ; 
the latter as long as the metatarsus. Wings almost hyaline, 
l^eautifully iridescent ; costal and first two longitudinal vein.'! dee[> 
brown, the rest yellowish-brown. First longitudinal vein joining 
the costa a little before the tip of the posterior branch of the 
third longitudinal vein ; branches of the fourth longitudinal vein 
]>ale towards their til?; longitudinal vein reaching almost to 
the base of the second posterior cell. 
— Sydney (Skuse). November. 
