142 DIPTERA OF AUSTRALIA, 



Ohs. — Not having seeu this species, I am unable to definitely 

 fix its true position amongst the rest of the genus, the above 

 description even giving no clue as to which division the insect 

 belongs, but I have placed it here provisionally. 

 b. Winys rounded at tlie base. 



95. Campylomyza amplipennis, sp.n. 



(J — Length of antennae "02 5 inch ... 0-62 millimetre. 



Expanse of wings 0-045 x 0-020 ... 1-13x0-50 



Size of body 0-035x0-008 ... 0-88x0-20 



Antennae sordid yellowish, 2-+ 12-jointed ; basal joints rather 

 smaller than the first flagellar joint, the latter appearing almost 

 pyriform, remaining joints sub-globose, rather wider than long on 

 the basal half of the flagellum, the rest somewhat longer than 

 broad ; verticillate hairs spar.se and unequal : pedicels about half 

 as long as the joints. Pal^d slender, sordid yellowi-sh. Thorax 

 blacky almost levigate, with a short, pale, scattered pubescence ; 

 pleurae sordid yellowish ; scutellum very narrow, hardly lunate, 

 sordid yellowish. Halteres sordid yellowish, with minute black 

 scales and hairs, club ijyi'iforrn. Abdomen dusky brown, with a 

 dull ochraceous tinge on the first two or three and the last two 

 dorsal segments, moderately clothed with a golden-yellow pubes- 

 cence. Legs short and rather slender, of a uniform dusky 

 ochraceous colour, densely pubescent. Femora and tibise some- 

 what more robust than the tarsi. Metatarsal joint longer than 

 the two following combined. Wings pellucid, with a delicate 

 bluish tint, moderately and uniformly covered with very fine 

 yellowish hairs, and spai'sely ciliated with longer hairs of the 

 same description ; no scales or scaly hairs on the wings. First 

 longitudinal vein rather wide of the costa, paler at its tip ; second 

 longitudinal vein at its root very near the first longitudinal, then 

 considerably diverging, but bent a little anteriorly just before the 

 cross-vein, and afterward resuming its posterior inclination, 

 joining the margin at the apex of the wing, its basal portion 

 rather more than three times the length of the cross-vein ; cross- 

 vein distinct, not very oblique ; third longitudinal vein pale, very 



