LIST OF DIPTERA. 293 



brown at the base and along the fore borders to the tips, and for one- 

 third of the breadth ; wing-ribs and veins black, the latter black to- 

 wards the tips ; poisers bright yellow. Length of the body 3 lines ; 

 of the wings 6 lines. 



a. Swan River. Presented by Sir J. Richardson. 



Bombylius sulphureus, Fabr. Syst. Anil. 133, 20. Meig. Dipt. 

 ii. 210, 34, pi. 18, /. 10. Macq. Hist. Nat. Dipt. i. 383, 23. 

 B. flavus, Meig. Klass. Ziveif. i. 184, 13. 



a. South of France. Presented by F. Walker, Esq. 



b. — ? 



Bombylius antecedens, n. s., rnas. Niger, pilis canis vestitus, ca- 

 pite setis nigris armato, antennis pedibusque nigris, alis sub- 

 cinereis . 



Body black, thickly clothed with long shining hoary hairs 

 , eyes red : front and clypeus thickly beset with black bristles 

 I mouth much more than half the length of the body; lip black 

 [ feelers black ; first joint linear; second joint not half the length of 

 ■ the first ; third joint much longer than the first and the second ; 



straight beneath, forming an obtuse angle above, where it is fur- 

 1 nished with some long black hairs : legs black, clothed with some 

 l very short black hairs : wings tinged with gray ; fore borders 

 ! slightly tinged with tawny colour; wing-ribs and veins piceous, the 

 | latter black towards the tips ; poisers yellow, very long, with black 



knobs. Length of the body 2 lines; of the wings 5 lines. 



1 a. New Holland. From Mr. Lambert's collection. 



I ** Cross-veins along the hind border of the wing forming an tin- 

 broken line. 



Bombylius histrio, n. s., mas. Niger, scutello rufo, pectore cinereo 

 abdomine fasciis interruptis rufis, antennis nigris apice piceis, 

 pedibus ferrugineis, tarsis piceis, alis limpidis, basi ferrugineis 

 fuscoque fasciatis. 



Head black, clothed with tawny hairs, having a small tuft of 

 short black bristles about the eyelets, and a larger tuft of longer 

 black hairs about the feelers which are black; first joint linear; 

 second joint not half the length of the first; third joint piceous, 

 very small ; fourth joint much longer than all the preceding joints, 

 spindle-shaped for about half its length, and thence narrower and 

 slightly tapering to the tip : mouth black, much more than half the 

 length of the body : eyes bronze: chest black, clothed especially on 

 each side with tawny hairs ; scutcheon red : breast gray, clothed 



2 d 2 



