OF NEW ZEALAND. 17 



Legs dusky, the proximal half of the femora ferruginous. Wings 

 hyaline with dusky veins ; stigmatic region dusky. Poisers brown. 



Length, 4 lines ; of antennte, 9 lines. 



Dunedin, 



aenus-LIMNOBIA. ' 

 Latreille. 



Joints of the palpi nearly equal in length, the three first rather 

 thicker anteriorly, equal in length ; the fourth rather longer, slim and 

 cylindrical. Antennas filiform, generally sixteen-jointed ; the first 

 cylindrical, short ; the second cyathiform, the following globular, the 

 last oblong. Wings closed ; subcostal cell sometimes closed by the 

 radial vein ; generally a cubital cell ; four posteriors. 



L. CONVENIENS. Walker, I.e., p. 57 (1848), 



Body and wings pale-tawny ; eyes black • tips of feet brown ; 

 wings colourless ; veins tawny ; the first and second longitudinal 

 simple ; the third has a short cross upright vein, which connects it 

 with the fourth, and the latter just after this junction sends forth a 

 similar vein to the fifth ; the fifth beyond half its length sends forth 

 a branch which is forked. 



Length, 24 lines ; of wings, 6 lines. 



New Zealand (Dr. Sinclair) . 



L. viCARiANs. Schiner, I.e.,]). 46 (1868). 



Rust-red ; the thorax with a dark-brown longish streak which 

 reaches to about the middle, and is nowhere sharply bounded. Head, 

 antennae, and palpi rust-red. Legs pale yellow, the points of the 

 tibiae and thighs a little darker, the middle pair of femora with a 

 darkening in the middle. Wings tinged pale yellow ; a small spot 

 on the base of the radial vein, and a larger one like it on the edge. 



Length, 22-3 lines. 



Auckland . 



Family — Bibionid^. 



Proboscis short. Antennae shorter than the head and thorax, 

 generally with less than tivelve joints. Legs moderate. Larvaa gene- 

 rally living in cow-dung. 



(}enus-BIBIO. 



Latreille. 

 Head in the male almost entirely occupied by the eyes ; in the 

 female small, elongated, and inclined. Proboscis salient, terminal 

 lips indistinct; labrum and labium ciliated towards tlic extremity. 



