102 MUSCHhE. 



longer than the second ; sixth near twice the length of the third, more 

 or less plumose for a little more than half the length. Thorax long. 

 Costal vein ending at a little in front of the tip of the wing ; subcostal 

 vein ending at hardly beyond one-third of the length ; mediastinal vein 

 ending at much beyond half the length ; radial vein ending at beyond 

 five-sixths of the length ; cubital vein ending very near the tip of the 

 costal. Male. Abdomen subfusiform, tumid at the tip. Fern. Abdo- 

 men subovate. 



a. Palpi black. Abdomen black, tessellated. 

 b. Tip of the abdomen black. 



c. Tibiae of the male ciliated on the inner side. Species 1-4. 

 c c. Tibiae bare in both sexes. Species 5. 

 b b. Tip of the abdomen red. 



c. Tibiae of the male ciliated on the inner side. Species 6, 7. 

 c c. Tibiae bare in both sexes. Species 8. 

 a a. Palpi pale. Abdomen bright-blue or green. Species 9, 10. 



1. carnaria, L. Fn. 1832 (1761) ; F. ; Schr.; Gmel. ; Fal.; Latr. ; 

 Meig. ; Mcq. ; Desv. ; Zett. variegata, Scop. ; Reaum. ; D. G. Nigra, 

 capite aureo-tomentoso, frontalibus atris, thorace albo-sexvittato, alis 

 subcinereis, abdomine maculis albis quadrivittato. Long. 5-6 ; alar. 

 11-13 lin. 



Black. Head with pale gilded tomentum ; frontalia deep black. Sixth 

 joint of the antennae deeply plumose. Thorax with six stripes of white 

 tomentum, the two outer pairs irregular, the inner pair subdivided. 

 Wings slightly grey ; praebrachial vein forming a slightly obtuse angle 

 at its flexure, near which it is curved inward, and thence is almost 

 straight to its tip; discal transverse vein with two indistinct curves, 

 parted from the border by less than its length, and by less than half 

 its length from the flexure of the prsebrachial. Alulae white. Halteres 

 ferruginous. Abdomen with four rows of white tomentose spots, which 

 are most distinct in the male. Hind tibia of the male deeply ciliated. 



Generally distributed. (E. S. I.) 



2. striata, F. E. S. iv. 315. 13 (1792); Meig.; Mcq.; Zett. 

 carnaria var., Fal. Nigra, capite supra subaureo antice albo-tomentoso, 

 frontalibus atris, thorace albido-sexvittato, alis subcinereis, abdomine 

 maculis albidis quadrivittato. Long. 4-4^- ; alar. 8-9 lin. 



Black, with whitish tomentum. Tomentum of the head slightly gilded 

 above, shining white in front ; frontalia deep black. Sixth joint of the 

 antennae deeply plumose. Thorax with six stripes of whitish tomentum, 

 the two outer pairs irregular, the inner pair subdivided. Wings slightly 

 grey; praebrachial vein forming a right angle at the flexure, much 

 curved inward near this, and thence almost straight to the tip ; discal 

 transverse vein with two distinct curves, parted by much less than its 

 length from the border, and by less than half its length from the flexure 



