BY FREDERICK A. A. SKUSE. 105 



^. — Length of antennae 0-080 inch ... 2'02 millimetres. 



Expanse of wings M50 x 0.250 ... 29-21 x 6-34 



Sizeofbody 0-750x0-180 ... 19-04x4-56 



Stramineous-yellow. Flagellar joints of antennse and last three 

 joints of palpi usually brown, or growing obscure ; antennge as 

 long as the head ; first flagellar joint sub-globose, second ovate, 

 third more elongate, the rest longer, linear; terminal joint 

 usually short, sometimes as long as the preceding joint (PI. vi., 

 fig, 39, 2 antennce). Thorax shining black in front of suture 

 (which colour extends back on each side to the base of the 

 wings), with a yellow spot below the humeri ; the rest 

 yellow. Halteres with brown club. Abdomen with a black 

 band on the hind borders of the first four segments ; the band 

 in the second segment usually carried slightly forward in the 

 middle ; the third and fourth usually with a complete median 

 stripe connecting the bands ; also sides of the two last-named seg- 

 ments black ; the yellow portions of the segments, except anterior 

 two-thirds of second, with a whitish bloom (especially in fresh 

 specimens) ; fifth and following segments entirely yellow ; venter 

 with the hind border of second, and the third and fourth segments, 

 usually shining black. Legs black, the coxse and extreme base of 

 femora yellow. Tarsi in fore and intermediate legs twice the 

 length of tibite, in hind legs rather more than twice the length. 

 Wings with a pale brownish tint, brown in the costal cell ; stigma 

 visible, but pale ; veins dai-k brown, nearly black at base of 

 wings. 



Ilab. — Sydney (Masters and Skuse). November. Nine speci- 

 mens. 



Ohs. 1. — Walker's species, judging from the description, cannot 

 be separated from L. Macquarti, Guerin. 



Ohs. 2. — Tn one specimen the discal cell is opened into the third 

 posterior cell. 



412. Leptotarsus clavata, Macquart. 



Tipula clavata, Macq., Dipt. Exot. Suppl. IV. p. 14, pi. 1, fig. 

 4, 1850. 



