BY FREDERICK A. A. SKUSE. 609 



entirely black ; ^ forceps brownish-ochreous. Coxae and femora 

 ochreous ; tibiae dark cinereous ; tarsi black. Tibial spurs 

 black. In the fore-legs the tibiae longer than the metatarsus. 

 Wings pellucid, the apex clouded with pale greyish ; marginal cell 

 moi'e or less clouded with brown, often only its proximal end and 

 small cross-vein ; veins brown. Auxiliary vein tei'minating oppo- 

 site the middle of marginal cell ; the subcostal cross-vein before 

 its tip ; marginal cell twice as long as wide ; petiole about I 

 longer than the posterior branch of the fork ; base of the fork of 

 the fifth longitudinal vein situated a little before the proximal 

 end of first posterior cell. 



^. — Antennse somewhat longer than the head and thorax com- 

 bined. Thorax with the intermediate stripe very indistinct or 

 wanting. Lamellte of 2 ovipositor bi'ownish-ochreous. Marginal 

 cell usually deeply clouded. Petiole very little longer than the 

 posterior branch of the fork. 



Mab. — Dunoon, Richmond River, N.S.W. (Helms). Several 

 specimens in March and April. 



471. SCIOPHILA HUMERALIS, sp.n. 



(J.— Length of antennse O'llO inch ... 2-79 millimetres. 



Expanse of wings 0-135 x 0-050 ... 3-42 x 1-27 



Size of body 0-150x0-030 ... 3-81 x 0-76 



Antennje slender, considerably longer than the head and thorax 

 combined ; joints of scapus and basal half of first flagellar joint 

 yellow ; remaining flagellar joints dusky brown, with a hoary 

 pubescence. Hypostoma brown. Proboscis and palpi yellow. 

 Front black or deep brown. Thorax black or deep brown, some- 

 what shining, yellow at the humeri ; beset with black hairs ; 

 pleurae deep brown, yellow immediately beneath the origin of the 

 wings ; scutellum and metanotum deep brown. Halteres pale 

 yellow, the club deep brown. Abdomen black or deep brown, the 

 first five segments brownish-yellow anteriorly ; somewhat shining, 

 densely clothed with black hairs ; ^ forceps brownish-yellow. 



