SCIARA. 55 



17. longipes, Meig. Zvv.i. 286. 24 (1818) ; Mcq. ; Gim. ; Stseg. ; 

 Zett. Nigra, thorace vittis cinereis, alis limpidis, venis nigricantibus, 

 halteribus pedibusque testaceis, abdomine piceo, tarsis nigricantibus. 

 Long, f-1 ; alar. !- 2 lin. 



Black. Antennae of the male nearly as long as the body. Thorax with 

 indistinct cinereous stripes. Wings limpid ; veins blackish ; radial vein 

 ending at half the length of the wing, and a little before the fork of the 

 subapical ; subapical and hinder veins distinct, the former paler before 

 its fork. Halteres and legs testaceous. Abdomen piceous. Tarsi 

 blackish. 



Common. (E. S. I.) 



18. aprilina, Meig. Zw. i. 285. 22 (1818); Zett.; Staeg. Nigra, 

 alis limpidis, halteribus pedibusque testaceis, tarsis fuscescentibus. 

 Long, f-1 ; alar. 1-^-2 lin. 



Black. Wings limpid ; radial and cubital veins brownish, the others 

 pale ; radial vein not extending to half the length of the wing, nor to 

 the fork of the subapical. Halteres and legs testaceous ; tarsi brownish. 



Common. (E. S. I.) 



19. pusilla, Meig. Zw. i. 286. 23 (1818); Gim.; Steg. ; Zett. 

 Nigra, alis limpidis, Jialteribus albidis, abdomine piceo, pedibus testaceis, 

 tarsis fuscescentibus. Long |~1 ; alar. 1^-2 lin. 



Black. Wings limpid ; radial and cubital veins brownish ; the other 

 veins pale ; radial vein ending much before half the length of the wing, 

 not extending near to the fork of the subapical. Halteres whitish. 

 Abdomen piceous. Legs testaceous ; tarsi brownish. 



Not rare. (E.) 



20. gracilis, Walk. C. D. B. M. i. 109 (1848). Fusca, gracillima, 

 capite nigro, alis sublimpidis, venis fuscescentibus, halteribus coxis fe- 

 moribusque testaceis. Long. | 1 ; alar. 1^-2 lin. 



Brown, very slender. Head black. Antennae very slender, a little 

 shorter than the body. Wings nearly limpid ; veins brownish ; radial 

 vein less than half the length of the wing, not extending to the fork of 

 the subapical vein, the latter and the hinder veins are indistinct. Hal- 

 teres, coxae, and femora testaceous. 



Frequents hothouses. (E.) 



21. flavipes, Panz. Fn. iii. 15; Meig. (1818); Mcq.; Gim.; 

 Stseg. ; Zett. Fulva, subtus testacea, antennis nigris, alis sublimpidis, 

 halteribus pedibusque testaceis, abdomine supra piceo, tarsis nigrican- 

 tibus. Long. 2 ; alar. 4 lin. 



Tawny, testaceous beneath. Palpi testaceous. Antennae black, tes- 

 taceous at the base. Wings nearly limpid ; veins blackish ; subapical 

 vein pale before its fork ; radial vein extending to half the length of 

 the body, not to the fork of the subapical. Halteres testaceous. Ab- 

 domen piceous above. Legs testaceous, rather long ; tarsi blackish. 



Common. (E. S. I.) 



