80 DIPTERA OF AUSTRALIA, 



border of the wing below the apex ; a third patch is situated 

 along the whole of the third longitudinal vein, enveloping its tw(j 

 branches but leaving a vacant triangular space of the yellow just 

 under the arcuation of the posterior Ijrauch, and another between 

 the fork ; this patch also appears to extend upwards to the base of 

 the middle longitudinal band. (Description drawn from dried 

 specimen). 



Hah. — Sydney (Skuse). 



Flagellar joints of the antennie in the ^ quite simple and with 

 only one hair-whorl. 



26. DiPLOsis viLLOSA, sp.n. 



(J. — Tiength of antennse 0'060 inch ... 1*54 millimetres. 



Expanse of wings 0-060 x 0-030 ... 1-54x076 



Sizeofbody 0-050 x 0-010 ... 127x0-25 



Antennae brownish -grey; alternate joints just pei-ceptibly larger 

 than the intermediate ones ; termioal joint with a slender pro- 

 jecting process ; pedicels about as long as the joints ; verticils 

 dense. Palpi pale yellowish. Thorax dull yellowish-brown, with 

 two dense longitudinal rows of yellowish hairs running almost 

 parallel from the collare to the scutellum ; pleurae pale yellowish- 

 brown. Hal teres yellowish, pubescent; club elongate, very little 

 thicker than the stem. Abdomen light umbrous Iji-own, thickly 

 covered with yellowish pubescence. Legs rather short and slender. 

 Coxae yellow. Femora yellowish, with a light u)nbrous brown 

 stripe along the upper side ; remaining joints light umbrous 

 brown ; all with yellow articulations. Wings shorter than 

 usual, and much rounded ; dark on account of their pubescence ; 

 very densely clothed with greyish moderately long and somewhat 

 interwoven hair ; pale bluish reflection. Veins of the same tint 

 as the membrane of the wiug. First longitudinal vein wide of 

 the costal, running gradually into the margin about half way to 

 the tip of the wing ; no apparent cross-vein ; second longitudinal 

 vein prominent, very little bent posteriorly ; third longitudinal 

 vein straight at first, then turning towards the posterior border 



