234 LIST OF DIPTERA. 



to the sides of the abdomen : legs ferruginous : wings slightly gray ; 

 wing-ribs and fore border veins dark ferruginous ; the other veins 

 black ; poisers tawny. Length of the body 6 lines ; of the wings 

 12 lines. 



a. Western Australia. From Mr. Clifton's collection. 



\ 



Trichophthalma albimacula, n. s., mas. Nigro-fusca, subtus 

 alba, thorace albo bivittato, abdomine maculis albis bivittato, 

 antennis ferrugineis piceo cinctis apice nigris, pedibus piceis, 

 femoribus ferrugineis, alls subcinereis. 



Body very dark brown, white and thickly clothed with white 

 hairs beneath : eyes piceous, thickly clothed with brown down : 

 sucker black, dark ferruginous at the base, as long as the chest : feel- 

 ers ferruginous, covered with a hoary bloom ; third joint piceous, 

 somewhat spindle-shaped : chest with two white stripes : abdomen 

 with two large nearly round white spots on each segment, with the 

 exception of the three last, where the spots are very small : legs pi- 

 ceous ; thighs dark ferruginous, clothed with white hairs : wings 

 slightly gray ; wing-ribs and fore border veins piceous ; the other 

 veins black ; poisers tawny. Length of the body 5 lines ; of the 

 wings 10 lines. 



a. New Holland. From Mr. Argent's collection. 



T richophthalma quadricolor, n. s. Cinerea, capite nigro, abdomine 

 fasciis luteis, maculis fuscis univittato maculisque fulvis bivit- 

 tato, antennis nigris basi ferrugineis, pedibus fulvis, alis cinereis, 

 ad costam fuscis. 



Body white beneath : head black, shining, and covered with a 

 hoary bloom above the feelers, thickly clothed beneath with white 

 hairs; hypostoma ferruginous, shining: sucker black, a little 

 shorter than the chest ; palpi ferruginous : feelers black ; first joint 

 ferruginous ; third joint conical ; bristle longer than all the preced- 

 ing joints: eyes dark red, clothed with tawny or white down : chest 

 gray, clothed with pale tawny hairs : breast thickly clothed with 

 white hairs : abdomen bluish gray, with a stripe of dark brown spots 

 in the middle, and one of tawny spots on each side ; there is also a 

 brown spot on each side of the base ; hind borders of the segments 

 luteous: legs tawny: wings gray; fore borders till near their tips 

 brown, which colour somewhat descends into the disks of the 

 w r ings ; wing-ribs and fore border veins piceous; the other veins 

 black ; poisers tawny. Length of the body 5 lines ; of the wings 

 12 lines. 



a. Van Dieman's Land. Presented by R. Butler, Esq. 



