298 LIST OF DIPTEEA. 



Toxophora Zilpa, n. s., mas. Nigra, pilis aureis supra argenteisque 

 subtus ornata, abdomine irivittato, antennis pedibusque nigris albo 

 pilosis, alls cinereis, ad costam fulvo-fuscis. 



Body black : head clothed behind with golden hairs, adorned 

 about the mouth with silvery down : eyes red, with a bronze tinge : 

 lip black, about half the length of the feelers : feelers black, about 

 half the length of the body, clothed with very short black hairs, and 

 adorned beneath with white down : chest clothed with golden hairs : 

 breast curved with silvery down : abdomen adorned with golden 

 hairs which form three stripes joined together by bands towards the 

 tip ; under-side dark gray ; hind borders of the segments clothed 

 with silvery hairs : legs black ; thighs and shanks adorned with 

 white down ; shanks armed with many black spines : wings dark 

 gray, dark brown beneath the fore borders, which are dark tawny ; 

 cross-veins slightly clouded ; wing-ribs and veins piceous, the latter 

 black towards the tips ; poisers pale tawny, with yellowish white 

 knobs. Length of the body 4 lines ; of the wings 5 lines. 



a. China. Presented by G. T. Lay, Esq. 



B. One marginal and two submarginal areolets. 



Toxophora fulva, G. R. Gray, Griff. Anim. Kingd. xv. Ins. 2, pi. 



128, /. 5, 779. T. leucopyza ? Wied. Auss. Zweif. i. 361, 2. 



Macq. Dipt. Exot. ii. 1, 117, 1, pi. 13, /. 1. 

 a. Georgia. From Mr. Abbot's collection. 



C. Two marginal and two submarginal areolets. 



Toxophora Amphitea, n. s., mas. Nigra, pilis fulvis vestita, capite 

 pectoreque cano pilosis, abdominis vittis tribus ventreque argen- 

 teis, antennis pedibusque nigris, alis cinereis basi fuscis. 



Body black : head thickly clothed behind with hoary hairs, and 

 adorned at the base of the feelers with a tuft of pale shining yellow 

 hairs : eyes dark red : lip black, slender, a little longer than the 

 feelers, and about half the length of the body : feelers black, clothed 

 above with black hairs and beneath with white hairs ; first joint very 

 long; second joint not one-fourth of the length of the first; third 

 joint like a spine, tapering from the base to the tip, nearly twice the 

 length of the second : chest thickly clothed with tawny hairs, and 

 beset in front with black bristles : breast covered with hoary down : 

 abdomen adorned with three stripes of silvery down ; middle stripe 

 narrow and entire ; side stripes broader and slightly interrupted on 

 the fore borders of the segments ; under-side covered with silvery 



