BY FREDERICK A. A. SKUSE. 625 



9. — Length of antennae 060 inch ... 1-54 millimetres. 



Expanse o£ wings 0-130 x 0-045 ... 3-30x1-13 



Size of body 0-150x0-037 ... 3-81x0-90 



(^ and $. — Antennae slender, nearly as long as the head and 

 thorax combined ; joints of scapus brownish-yellow, minutely 

 pubescent, somewhat setose at the apex ; flagellar joints brown, 

 microscopically pubescent, progressively decreasing in thickness 

 and. slightly increasing in length. Hypostoma and front ochreous- 

 brown, the latter somewhat shining, densely covered with minute 

 pubescence. Palpi yellow. Thorax dark brown, or black, levi- 

 gate, ochreous or ochreous-brown anteriorly and at the humeri ; 

 densely covered with very short yellowish-brown hairs ; pleurae 

 dark brown, ochraceous or ochreous-brown above the fore-coxae, 

 and before and beneath the origin of the wings ; scutellum tinged 

 with ochraceous, with long black setae ; metanotum dark brown or 

 black. Halteres yellow. Abdomen brown, with a somewhat 

 silky gloss, the segments appearing ochraceous-brown bordered 

 posteriorly with deep brown when viewed at a certain obliquity ; 

 densely clothed with brown decumbent hairs ; venter and genitalia 

 ochreous or ochreous-brown. Legs robust. Coxae and femora 

 ochreous ; the base of the hind coxee dark brown ; and the hind 

 femora with the outer margin tinged with brown ; tibiae brownish- 

 ochreous, with brown spurs and spines ; tarsi brown, blackish 

 towards the extremity. In the fore-legs the tarsi three times the 

 length of the tibiae ; the metatarsal joint nearly ^ longer than the 

 tibiae. Wings pellucid, with a yellowish tint ; brilliant opaline 

 reflections ; veins dark brown. Small cross-vein at one-third the 

 length of the first longitudinal vein ; branches of both forks 

 straight and gently divergent ; the inner end of the fork of the 

 fifth longitudinal vein situated before the middle of the anterior 

 basal cell; sixth longitudinal vein incomplete, terminating a little 

 beyond the inner end of the fork of the fifth longitudinal vein ; 

 seventh longitudinal vein strong, complete. 



ilab. — Dunoon, Richmond River, N.S.W. (Helms). March. 



