120 DIPTERA OF AUSTRALIA, 



with a light pubescence. Thorax ochraceous, nitidous, with pale 

 hairs ; collare, pleurae and scutellum ochraceous. Halteres 

 whitish, stalk slender, club elongate. Abdomen yellow, with a 

 pale pubescence. Legs very long, slender. Coxae yellowish ; 

 remaining joints white. Wings pellucid, with a very pale bluish 

 tint ; densely haired, especially towards the tip ; and a pale silvery 

 reflection. Veins whitish. First loiigitudinal parallel with the 

 costa for two-thirds of its length, then gradually merging into 

 the margin ; cross-vein and second longitudinal vein very distinct, 

 one continuous straight line, close to and parallel with the first 

 longitudinal at the base, bending exteriorly at about two-thirds of 

 its length, joining the wing-mai-gin beyond the apex ; the sinuose 

 portion is very undulated, very pale, and appears not part of 

 the second longitudinal vein ; third longitudinal vein very pale 

 and indistinct ; anterior branch only distinguishable with difiiculty. 

 (Description drawn from dried specimen). 



Hob. — Elizabeth Bay (Skuse). 



72. Epidosis pallida, sp.n, 



<J. — Length of antennae O'OSO inch ... 2 02 millimetres. 



Expanse of wings 0-080 x 0030 ... 2-02 x 0-76 



Size of body 0-050 x 0-008 .. 1-27x0-20 



9- — Length of antennae 0050 inch ... 1-27 millimetres. 



Expanse of wings 0-100x0-040 ... 2-54x1-01 



Sizeofbody 0070x0-010 ... 1-77x0-25 



Antennae yellowish; ^ 2--f 14-jointed, joints sub-cylindrical, 

 rather longer than broad, with very long verticillate hairs, on 

 pedicels about one and a-half times as long as a joint, becoming 

 gradually smaller towards the tip, terminal joint conical, sub- 

 sessile : 9 2- -F 11-jointed, joints almost fusiform, verticillate-pilose, 

 three times as long as the pedicels. Palpi and front yellowish. 

 Thorax light brown, with rather long yellowish hairs ; humeri 

 yellowish; pleurae ochraceous-brown ; scutellum yellowish-white 

 with a few hairs. Halteres somewhat short, densely haired, club 



