Hutton. — On the Diptera brachyeera of New Zealand. 33 



clear, the veins black. Legs black. Length, 4 mm. ; wing, 

 4 mm. 



Hab. Otago (F. W. H.). 



The female is unknown. 



Section B. Arista dorsal. 



Psilopus restrictus, sp. nov. 



Female. — Head bluish-green, thorax greenish-blue, abdo- 

 men brownish-green, all with metallic reflections. Arista long, 

 subterminal. Wings greyish, the veins tawny. Femora 

 fuscous, the tibiae and tarsi tawny. Lengtb, 5 mm. ; wing, 

 4 mm. 



Hab. Christchurch (F. W. H.). 



The male is unknown. 



Psilopus malitiosus, sp. nov. 



Female. — Head bluish-green, thorax and abdomen bronze- 

 green, all with metallic reflections. Antennas black, the arista 

 subterminal. Wings greyish, the veins black. Legs fuscous, 

 the femora with metallic reflections. Length, 4 mm. ; wing, 

 4 mm. 



Hab. Christchurch (F. W. H.); Ashburton (Smith). 



The male is unknown. 



Psilopus gemmatus. 



P. gemmatus, Walker, Cat. Dipt, in Brit. Mus., p. 647 (1849) ; 

 Hutton, Cat. Dipt. N.Z., p. 33. 



"Bluish-green ; abdomen golden-green, bluish-green at the 

 base. Legs pale - yellow, tarsi pitchy towards their tips. 

 Length, 5 mm." (Walker). 



Hab. Auckland (Dr. Sinclair). 



I have not seen this species. 



Genus Liancalus, Loew (1857). 



" Bristles on the body neither numerous nor long. Wings 

 elongated ; the posterior transverse vein less than its length 

 from the margin of the wing. Legs elongated and slender ; 

 the first joint of the hind tarsi without bristles on the upper 

 side, not shorter than the second, but generally longer. Face 

 in both sexes broad, with a small tubercle upon the lowest 

 third of each side of the orbit, and with an indistinct swell- 

 ing running from one tubercle to the other. Antennae rather 

 short, the first joint without hairs ; the apparently bare arista 

 dorsal, distinctly two-jointed. The hypopygium of the male 

 imbedded" (Loew). 

 3 



