LIST OF DIPTERA. 675 



from the fore border ; wing-ribs and poisers pilchy ; veins black. 

 Length of the body 5 — bi lines ; of the wings 9 — 10 lines. 



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



Con ops aptata, n. s. Atra, capite fulvo bivittato, luteo fulvoque 

 quadrimaculato, thoracis mar gine flavo-cano pubescente, lateribus 

 flavo- univittatis, abdomine luteo bifasciato vittisque duabus fla- 

 vo-canis ornate, antennis nigris, pedibus nigris, alls cinereis, ad 

 costam f us cis. 



Structure like that of C. Bulbimus : body black, velvety, thickly 

 clothed with short black hairs : a bright orange spot on each side of 

 the crown of the head blends with a broad tawny stripe on each side 

 of the mouth, and there is also a tawny spot on each side beneath : 

 eyes dark red: mouth and feelers black: an indistinct line of yel- 

 lowish hoary down extends round the disk of the chest, which has 

 also an oblique stripe of the same on each side : abdomen adorned 

 with two orange bands, the one near the base becomes yellow 

 on each side, the other near the tip is broader ; there is an oblique 

 yellowish hoary stripe on each side between them : legs black ; 

 thighs and shanks covered with yellowish hoary down ; foot-cushions 

 tawny : wings gray, brown along the fore borders ; wing -ribs and 

 veins black; poisers yellow, pitchy at the base. Length of the 

 body 4j— 5i lines ; of the wings 8 — 10 lines. 



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



Conops aequata, n. s. Atra, capite flavo bivittato, thorace Jiavo 

 quadrimaculato, abdomine flavo bifasciato vittisque duabus late- 

 ralibus ornato, antennis nigris, pedibus piceis, tibiis flavis, alis 

 limpidis, ad costam fuscis cinereoque vittatis. 



Structure like that of C. Bulbimus : body black, velvety, 

 thickly clothed with short black hairs : head adorned along each 

 side of the mouth with a yellow stripe, between which and the eye 

 there is a stripe of hoary down : eyes red : mouth and feelers black : 

 chest adorned with four large yellow spots, one on each shoulder, and 

 one on each side of the scutcheon: abdomen adorned with two yel- 

 low bands, the one near the base longer than the other which is near 

 the tip and does not embrace the sides ; there is a short oblique yel- 

 low stripe on each side between them : legs pitchy ; shanks yellow, 

 pitchy towards the tips ; claws black ; foot-cushions tawny : wings 

 colourless, dark brown along half the breadth from the fore border, 

 which has a narrow gray stripe along half its length from the base ; 

 wing-ribs and veins black ; poisers yellow. Length of the body 4 

 lines ; of the wings 7 lines. 



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



