608 DIPTERA OF AUSTRALIA, 



joints blackish. Tibial spurs black. lA the fore-legs the tibiae 

 very slightly longer than the metatarsal joint. Wings almost 

 hyaline, the apex slightly inf uscated anteriorly ; a brownish cloud 

 enveloping marginal cell and origin of petiole, and a round pale 

 cloud over base of fork ; the extreme base of fork of fifth longi- 

 tudinal slightly brown. Auxiliary vein terminating before the 

 distal end of marginal cell, the subcostal cross-vein at its tip ; 

 marginal cell about ^ longer than wide ; petiole much shorter than 

 the posterior branch of the fork ; base of the fork of the fifth 

 longitudinal vein situated before the proximal end of the first 

 posterior cell. 



Hub. — Mossman's Bay, near Sydney (Skuse). August. 



470. SCIOPHILA RiCHMONDENSIS, Sp.n. (PL XIX., fig. 3). 



^. — Length of antennae O'llS inch ... 2'92 millimetres. 



Expanse of wings 0-150x0.060 ... 3-81 x 1-54 



Size of body 0-155 x 0030 ... 3-92 x 076 



9. — Length of antennae 0-105 inch ... 2-67 millimetres. 



Expanse of wings 0-180x0-070 ... 4-56x1-77 



Size of body 0-180x0-037 ... 4-56x0-90 



(J. — Antennae slender, rather more than ^ longer than the head 

 and thorax combined ; joints of scapus and first one or two flagellar 

 joints fulvous-yellow ; remaining flagellar joints dusky brown, 

 with a hoary pubescence. Hypostoma and proboscis fulvous- 

 yellow. Palpi brown or brownish. Front brown, the vertex 

 blackish. Thorax ochreous, somewhat shining, with three cuneate 

 brown stripes ; intermediate one geminate, extending beyond the 

 middle, sometimes wanting ; lateral ones terminating at scutellum ; 

 beset with black hairs ; pleurae slightly tinged with brownish 

 above the intermediate coxae ; scutellum brownish, setiferous ; 

 metanotum often brown above. Halteres entirely ochreous-yellow, 

 or the club brown. Abdomen : the first five segments ochreous, 

 deeply bordered posteriorly with black, the remaining two segments 



