BY FREDERICK A. A. SKUSE. 259 



between middle cross-vein and tip of first longitudinal, its posterior 

 branch rather more than J the length of anterior. 

 Hob. — Middle Harbour, Sydney (Skuse). August. 



251. Orthocladius pullulus, sp.n. (PL xi., fig. 14). 



^. — Length of antennae 0*008 inch ... 0*20 millimetre. 



Expanse of wings 0042 x 0-015 ... 1-06 x 0-38 



Sizeof body 0-055 x 0-008 ... 1-39x0-20 



Antennae brown. Head, face, and clypeus black or brownish- 

 black. Palpi sordid ochreous-brown. Thorax black or brownish- 

 black, levigate, with two longitudinal rows of pale hairs ; pleurae 

 and pectus brownish-black ; scutellum and metanolum black or 

 brownish-black. Hal teres brownish-black, the stem ochreous- 

 brown. Abdomen twice the length of the thorax, black or 

 brownish-black, sparingly pubescent. Legs pale greyish-yellow 

 or sordid ochreous, with a pale pubescence. In fore legs tibia 

 twice the length of metatarsus. Wings longer than abdomen, 

 pellucid, almost hyaline, with a more or less brassy reflection ; 

 costal and first and third longitudinal veins brownish. Auxiliary 

 vein very pale and indistinct, scarcely reaching the costa, dis- 

 appearing opposite base of fifth longitudinal fork ; second longi- 

 tudinal vein extremely pale, joining the costa opposite tip of 

 posterior branch of fifth longitudinal fork ; third longitudinal 

 vein joining costa much before apex of wing and opposite tip of 

 anterior branch of fifth longitudinal ; middle cross-vein very short 

 and indistinct ; costal vein extending beyond tip of third longi- 

 tudinal i the distance from that to tip of fourth longitudinal vein; 

 latter scarcely sinuose, pale for whole of its length, directed 

 posteriorly for whole of its length, almost reaching the wing- 

 margin, its tip situated at a point considerably nearer to tip of 

 anterior branch of fifth longitudinal fork than to that of third 

 longitudinal ; base of fifth longitudinal fork lying beyond middle 

 cross-vein, its posterior branch not quite ^ the length of anterior ; 

 both branches scarcely reaching posterior margin. 



Hah. — Sydney (Skuse). September ?. 



