LIST OF DIPTERA. 559 



Xylota Badia, n. s., fern. JEnea, abdomine nigro, basi lateribus- 

 que anticis flavis, antennis piceis basi fulvis, pedibus piceisfulvo 

 variis, alis limpidis. 



Body brassy : head covered with pale tawny down, clothed 

 behind with hoary hairs: mouth tawny: feelers pitchy, tawny at 

 the base : eyes dark red : chest thickly clothed with long, pale 

 tawny hairs : abdomen black, clothed with short hoary hairs, yel- 

 low on each side of the base, and thence in two narrow stripes be- 

 yond the middle : legs pitchy ; thighs pale yellow towards the 

 base ; knees and extremities of shanks yellow ; feet tawny ; hind 

 feet pitchy, tawny at the base : wings colourless ; wing-ribs and 

 poisers yellow ; veins brown, yellow towards the base. Length of 

 the body 4 lines ; of the wings 8 lines. 



a. New York. Presented by the Entomological Club. 



Xylota JSthusa, n. s., fern. Mneo-viridis, capite cyaneo, thoracis 

 later ibus fulvescentibus, scutello abdominisque basi fulvis, an- 

 tennis pedibusque fulvis, tarsis necnon femorum posticorum tibi- 

 arumque apicibus piceis, alis subcinereis ad costam fulvis. 



Head blue, covered with white silky down : feelers bright 

 tawny: eyes red: chest brassy? green, somewhat tawny on each 

 side ; breast grayish ; scutcheon tawny : abdomen tawny towards 

 the base ; hind part wanting : legs tawny ; feet, tips of the shanks 

 and of the hind thighs pitchy : wings slightly gray, ferruginous 

 from the base to the middle for full half the breadth from the fore 

 borders ; wing-ribs ferruginous ; veins black, ferruginous towards 

 the base. Length of the body 5 lines ; of the wings 10 lines. 



a. East Indies. From Archdeacon Clerk's collection. 



Xylota sylvarum, Meig. Dipt. iii. 223, 17. Macq. Hist. Nat. 

 Dipt. i. 520, 1 . Musca sylvarum, Linn. Syst. Nat. ii. 985. 

 Faun. Suec. 1804. Gmel. Ed. Syst. Nat. v. 2871, 37. Syr- 

 phus sylvarum, Fabr. Sp. Ins. ii. 427, 27. Ent. Syst. iv. 291. 

 48. S. impiger, Panz. Faun. Germ. xiv. 21. Milesia sylva- 

 rum, Fabr. Syst. Antl. 191, 13. Latr. Gen. Crust, iv. 332. 

 Fall. Syrph. 10, 4. Musca fucatus, Harr. Ex. 83, pi. 24, 

 /.29. 



a. England. 



b. France. 



c. ? From Mr. Children's collection. 



3 D 2 



