766 DIPTERA OF AUSTRALIA, 



greyish or greyish-oclireous. Wings with a slightly milky tint, or 

 exhibiting somewhat the appearance of ground glass; viewed at a 

 certain obliquity the veins of anterior margin seem indistinctly 

 lighter at intervals ; veins greyish ; stigma indistinct. Auxiliary vein 

 reaching costa a little beyond origin of second longitudinal vein ; 

 subcostal cross-vein near its tip ; first longitudinal vein arcuated 

 into the second, joined to costa by cross- vein ; prsefurca at least 

 twice the lengch of distance between origin of third longitudinal 

 vein and small cross-vein ; discal cell closed, the great cross-vein 

 situated at or somewhat before its inner end. 



Eab. — Manly, near Sydney ; March (Skuse). 



Obs. — This insect was found very numerously on wet rocks and 

 seaweed which are visited by the ocean spray at low tide and 

 entirely covered by the water at high tide. 



295. DlCRANOMYIA REMOTA, Sp.n. (PI. XXI., fig. 4). 



9. — Length of antennee 0*050 inch ... 1*27 millimetres. 



Expanse of wings 0-280 x 0-060 ... 7-10 x 1-54 



Size of body.... 0-260x0-030 ... 6-62x0-76 



Head, including rostrum, palpi and antennae black ; the tip of 

 first joint of scapus, the entire second, and first two or three flagellar 

 joints ochreous. Rostrum as long as the head. Thorax fulvous, 

 levigate, with a brown median stripe ; posterior portion, scutellum 

 and metanotum pruinose, and except scutellum brownish ; pleurse 

 pale fulvous. Halteres pale, the club infuscated. Abdomen 

 brown, somewhat tinged with fulvous at the base and on the 

 venter ; ovipositor ferruginous. Legs light ochreous-brown ; 

 coxoe and basal portion of femora pale fulvous. Wings pellucid, 

 clouded with brownish-grey and pale brown; the costal, sub-costal, 

 both marginal cells and the sub-marginal cell almost entirely filled 

 with pale brown ; along the prsefurca anteriorly, the stigma, and 

 base of sub-marginal cell almost colourless ; origin of second and 

 third longitudinal veins, and bases of the branches of the fourth 



