tb DIPTERA OF AUSTRALIA, 



margin,, and a yellowisla pubescence ; pleurpe bright red-brown. 

 Poisers very little thickened at the apex, the stalk yellow, with a 

 slight pubescence, apex whitish. Abdomen bright red-brown, the 

 dorsal segments with considerably darker bands, but the brighter 

 colour appearing between them, very little pubescence except on 

 the terminal joint ; lamellsB small, oval, bright yellow. Legs 

 moderately long, slender. Coxae ferruginous-yellow. Femora and 

 tibi^ yellowish. Tarsi cinereous. Wings considerably pointed at 

 the base, rounded at the ap^x, pellucid, with a very pale yellow 

 tint ; sparingly haired, thicker towards the tip ; moderately and 

 rather densely ciliated ; surface with golden reflections when 

 viewed at a certain obliquity. Veins pale brown. First longi- 

 tudinal vein rather close to the costa, but quite distinct ; second 

 longitudinal vein straight, reaching the margin considerably before 

 the apex ; cross-vein absent ; third longitudinal vein running very 

 near the posterior margin, bent exteriorly just before the tip ; 

 anterior branch indistinct, straight. (Description drawn from 

 dried specimen). 



JSab. — Sydney (Skuse). January. 



Obs. — I have never observed the (J although the 2 forms seem 

 numerous. 



22. DiPLOsis CiECA, sp.n. 



^. — Length of antennae •045 inch ... 1 -IS millimetres. 



Expanse of wings 0-040 x 0-020 ... LOlxO-oO 



Size of body 0.020x0-006 ... 0-50x0-15 



Antennae yellowish-grey, alternate joints one half larger than 

 the intermediate ones, the basal portion paler, separated by 

 pedicels about as long as the joints ; verticils moderately long, 

 bent ; terminal joint with a pale slender pedicel-like projection. 

 Front yellowish-bi'own. Palpi moderately long, yellowish-brown, 

 with a sparse minute pubescence. Thorax light reddish-brown, 

 nitidous, with a sparse long yellowish })ubescence ; scutellum 

 yellowish-red ; pleurse ochraceous-brown. Halteres whitish, with a 

 dusky pubescence, club elliptical, bare on the upex. Abdomen 



