BY FREDERICK A. A. SKUSE. 827 



Cinereous, opaque. Rostrum, palpi and antennae black ; joints 

 of flagellum elliptical, with very short hairs. Thorax with two 

 longitudinal rows of very short yellowish hairs. Halteres with 

 an ochreous stem and dusky brown club. Abdomen very sparingly 

 pubescent ; ovipositor shining brown, the lower valves ochraceous. 

 Coxae pale greyish-ochreous, the fore pair more cinereous. Re- 

 mainder of joints sooty brown, their pubescence with a greyish 

 reflection ; base of femora slightly testaceous-brown. Ungues 

 smooth; empodia distinct. Wings slightly greyish, greyish- 

 ochreous at their origin ; stigma very pale brownish-grey ; veins 

 sooty-brown. Auxiliary vein very long, reaching costa some 

 distance beyond inner end of second sub-marginal cell and 

 opposite the tip of fifth longitudinal vein ; sub-costal cross-vein 

 situated a short distance before its tip, equal to the length of 

 great cross- vein ; prsef urea strongly arcuated at its origin ; petiole 

 of first sub-marginal cell forming an obtuse angle with prajfurca at 

 the small cross-vein, about equal in length to posterior branch of 

 its fork ; the distance between the tip of the first longitudinal and 

 that of the anterior branch of the second longitudinal equal to 

 the distance between both tips of the latter fork ; inner end of 

 second sub-marginal cell pointed (there is a distinct incrassation at 

 this point) opposite inner end of first posterior cell ; third 

 longitudinal vein almost straight, slightly thicker than the neigh- 

 bouring veins ; discal cell elongated, its arcuated inner end situated 

 considerably before the inner end of first posterior cell, the cross- vein 

 closing its outer end situated opposite a point mid-way between 

 the tip of the posterior branch of fourth longitudinal and tip 

 of fifth longitudinal ; the posterior hranch of fourth longitudinal 

 vein forked^ the branch originating at a gentle arcuation opposite 

 tip of fifth longitudinal vein ; great cross-vein some distance 

 beyond inner end of discal cell. 



Hah. — Sydney ; September (Skuse). 



Ohs. — Described from a single specimen. 



