636 LIST OF DIPTERA. 



Volucella metallifera, n. s., fem. Cano-purpurea, capite piceo 

 trisulcato, antennis ferrugineis, pedibus nigris, alis limpidis 

 basi et ad costam nigro-fuscis fulvoque variis. 



Body purple, covered with a very slight hoary bloom : head 

 pitchy, clothed behind with whitish down, with three furrows be- 

 tween the eyelets and the feelers, prominent in front, and adorned 

 on each side with whitish down : mouth black : feelers ferruginous ; 

 bristle deeply feathered : eyes pitchy ; all the facets very small : 

 chest thinly clothed with very short tawny hairs : abdomen short-ob- 

 conical, broader but not longer than the chest; hairs at the tip 

 rather longer and more numerous than elsewhere : legs black, 

 clothed with short black hairs ; foot-cushions pale tawny ; claws 

 black : wings colourless, blackish brown at the base and along the 

 fore border for nearly half the breadth, and for more than half the 

 length ; disk of the dark part tawny here and there ; veins slightly 

 clouded with brown along the rest of the fore border and at the tip ; 

 wing-ribs pitchy ; veins black ; fore border veins tawny in the 

 colourless part of the wing ; poisers pale tawny. Length of the 

 body 7 lines ; of the wings 15 lines. 



a. Venezuela. From Mr. Dyson's collection. 



b. Mexico. Presented by E. P. Coffin, Esq. 



Volucella esuriens, Wied. Auss. Zweif. ii. 197, 4. Syrphus esu- 



riens, Fabr. Ent. Syst. iv. 281, 10. SysU Antl. 226, 9. 

 a. ? From Mr. Children's collection. 



Volucella adjuncta, n. s., mas. et fem. Ferruginea, thorace pur- 

 pureo, antennis pedibus que ferrugineis, tarsis apice femoribusque 

 piceis, alis limpidis ad costam subfulvis, nervis transversis basi 

 fusco nebulosis. 



Nearly allied to V. esuriens. Body smooth and shining : head 

 ferruginous : eyes pitchy ; facets on the fore part of the crown 

 rather larger than those elsewhere : feelers ferruginous : chest 

 purple, ferruginous towards the tip : abdomen ferruginous : legs fer- 

 ruginous, clothed with short black hairs ; thighs and tips of feet 

 pitchy ; claws black ; foot-cushions tawny : wings colourless, slightly 

 tawny along the fore border towards the base ; cross-veins adjoining 

 the tawny part clouded with brown ; wing-ribs and veins pitchy ; 

 poisers pale yellow. Length of the body b\ — 6 lines ; of the wings 

 12— 13 lines. 



a. ? From Mr. Children's collection. 



Volucella spinigera, Wied. Auss. Zweif. ii. 197, 5. 

 a. South America. From Mr. Warwick's collection. 





