BY FRANK H. TAYLOR. 527 



changing to brown toward the apex, witli a distinct, grey stripe. 

 Legs black. Wings clear. 



(J. Head : face grey, with fairly long, mixed grey and dark- 

 hairs; beard grey, scanty, long; antennae with the first two joints 

 yellowish, with long, black hairs; third joint reddish-yellow, with 

 a small tooth on the expanded basal portion; palpi more than 

 half the length of the proboscis, first joint dark, slender, second 

 pale, long and swollen, tapering to a blunt point, clothed with 

 long, mixed, pale and black hairs; eyes with long, black pubes- 

 cence, the large facets copper-coloured, the small ones black. 



Thorax light greyish-olive, with two lateral black stripes, and 

 two indistinct submedian ones reaching the middle of the thorax; 

 pubescence black, long, erect, mixed with shorter, pale hairs; 

 shoulders paler, with long, grey hairs which extend to the scu- 

 tellum, the latter greyish, with an olive tint basally; there is 

 also a short, narrow, dark stripe above the wing-roots. 



Abdomen : first segment brown, posterior border yellow, second 

 yellowish, with a median, basal, dark brown spot; rest of abdo- 

 men reddish-yellow, becoming darker apically, pubescence on the 

 posterior borders pale, long, pale laterally; venter reddish-yellow, 

 with dense, yellowish pubescence. 



Lags: coxae dusky, with pale pubescence, fore- and hind-femora 

 dusky, mid-femora and all tibite reddish-yellow, pubescence pale, 

 tarsi dusky, with black pubescence. 



Wings clear, veins dark brown, basal half of submedian vein 

 yellow; squamae creamy- white; stigma reddish-brown, prominent; 

 a long appendix present. 



^. Front converging towards the vertex, about one-third wider 

 anteriorly; frontal callus a reddish-brow^n, shining plug, almost 

 reaching the eyes, and resting on the subcallus, posterior edge 

 convex; abdomen with the second segment yellowish-brown, 

 paler laterally, with a large, irregularly-shaped, reddish-brown 

 spot in the centre; all segments with median, greyish, triangular 

 spots forming a stripe, pubescence black, pale on the stripes, 

 posterior borders yellowish-brown, pubescence pale. 



Hab.—Q.: Brisbane (H. Hacker; Sept., 1916). 



The abdominal markings differ considerably in the sexes; but 



