237 



black, only the trochanters, extreme bases of tibise, and tarsi 

 yellowish ; fore femora with 2-3 strong bristles near tip on 

 antero-ventral surface ; fore tibiae pubescent ; mid femora 

 with two antero-dorsal bristles at near tip ; mid tibise with 

 one strong dorsal bristle at slightly beyond basal third and 

 two at about apical fourth — one each on antero — and 

 postero-dorsal surfaces, besides these strong bristles there are 

 several weaker hair-like ones, two of which are at basal third 

 and one at apical third, as well as many strong hairs ; hind 

 femora and tibi?e with numerous hairs but no bristles. Wings 

 with costa spined, more numerously and weaker beyond first 

 vein ; first costal division about twice longer than second, 

 third four times as long as second and distinctly longer than 

 fourth; second vein twice curved, nearer to costa on basal 

 half than on apical half, striking costa at right angles ; third 

 vein only slightly bent upward and reaching margin at close 

 to tip ; fourth vein reaching fully half-way to wing margin ; 

 fifth vein distinct to mid-way to margin ; cross-veins nearly 

 upright; first costal cell brown, second clear, third dark at 

 base, middle, and tip ; second submarginal cell brown at 

 tip ; a brown streak from front margin to near hind margin 

 at middle, and a large rounded spot at near basal third ; 

 first posterior cell with the tip brown and a rounded spot 

 beyond and one before middle : the entire hind margin of 

 wing brown, with only an inverted U-shaped clear patch in 

 second posterior cell and two clear spots near anal angle ; 

 discal cell with a rather triangular patch of brown on lower 

 margin at middle. Halteres black. Length, 2 mm. 



One female. Otford, New South Wales, Australia (A. 

 M. Lea). With the ant Ectotomma metallicum. 



