96 DIPTERA OF AUSTRALIA, 



Q. — Joints of antennae deep brown, thick,^cyliuclrical, on pedicels 

 which are more than half the length of the joints ; basal joints 

 bi'ownish-yellow. Hypostoma and front reddish-yellow ; palpi 

 i-eddish-yellow. Thorax pale reddish-yellow, with a pale pubes- 

 cence ; pectus reddish-yellow; col lare yellowish. Halteres as in 

 (J. Abdomen reddish-yellow, densely clothed with short shining 

 hairs, the first two or three dorsal segments with a blackish patch; 

 ovipositor short, yellow. Lrgs rather longer and more robust than 

 in (J, the femora not so distinctly Ijlackish as in ^. Wings larger 

 than those of the ^, similar in other respects, except that the reflec- 

 tion is pale brassy. (Description drawn from dried specimens). 



Hab. — ^Wheeny Creek, Hawkesbury district (Skuse). January. 



Obs. — I found this in great profusion flying about the short 

 grass exposed to the hottest sunshine, a striking contrast to the 

 shade-loving propensities of most of the members of the family. 



47. DiPLOSis SCELESTA, sp.n. 



(J, — Length of antennae 040 inch ... 1 "01 millimetres. 



Expanse of wings 0-040 x 0-020 ... 1-01 x 0-50 



Sizeof body 0030x0-008 ... 0-76x0-20 



Antennae ochraceous-brown ; alternate joints of the flagellum 

 only a little larger than the intermediate ones, globose towards 

 the termination, the joints and pedicels only half the size of those 

 at the base ; })asal joints almost twice the size of the neighbouring 

 flagellar joints ; pedicels shorter than the joints. Hypostoma 

 and front pale ochraceous. Palpi slender. Thorax yellowish- 

 brown, nitidous, with some pale hairs ; pleurae red-ochraceous, 

 scutellum prominent, yellowish. Halteres ochraceous, sparsely 

 haired, club large, ovate, almost globo.se. Abdomen red-ochraceous, 

 densely clothed with a fine pale pubescence ; forceps large, pale 

 brown. Legs moderately long, slender. Coxse pale reddish- 

 ochraceous ; remaining joints greyish-yellow, densely pubescent. 

 Wings hyaline, rather short, somewhat rounded, thickly haiied 

 and having a deeply ciliated margin ; pale argenteous reflection 



