160 CHIRONOMIDjE. 



tibiisque necnon tarsorum articulis apice nigris. Long. 3-3 ; alar. 

 4-4i lin. 



Male and Fern. Green. Thorax with three brown stripes ; metathorax 

 brown. Wings limpid ; costal, radial, and cubital veins pale testaceous, 

 the rest white ; discal transverse veinlet brown. Halteres whitish. Ab- 

 dominal segments with broad brown bands. Legs pale green ; tips of the 

 femora, of the tibiae, and of the joints of the tarsi black. Male. An- 

 tennae with brown plumes. 



Not rare. (E.) 



29. debilis? Meig. Zw. vi. 255. 113 (1830). Mas et Fcem. tes- 

 taceus, thorace vittis tribus latisfuscis, alis subcinereis, venis fuscis, hal- 

 teribus albis, abdomine viridi, segmentorum apicem versus marginibus pos- 

 ticis nigris, pedibus sordide testaceis. Long. 2 ; alar. 4 lin. 



Male and Fern. Testaceous. Palpi and antennas black. TJiorax with 

 three broad brown stripes. Wings greyish, pubescent ; veins brown. 

 Halteres white. Abdomen green ; kind borders of the segments towards 

 the tip black. Legs dingy testaceous, long, slender, pubescent. 



Not rare. (E.) 



30. vernus? Meig. Zw. i. 49. 66 (1818); Mcq.; Gim. ; Steeg. ; 

 Zett. Mas et Fcem. niger, thorace testaceo vittis tribus nigricantibus, alis 

 subcinereis pubescentibus, venis albidis apud costam subfuscis, halteribus 

 albis, abdomine fusco, pedibus sordide testaceis, tibiis tarsisque apice 

 nigris. Long. 2 ; alar. 4 lin. 



Male and Fern. Black. Thorax testaceous, with three blackish stripes. 

 Wings slightly greyish, pubescent ; costal, radial, and cubital veins pale 

 brownish, the rest whitish. Halteres white. Abdomen dark brown, 

 pubescent. Legs dingy testaceous, very pubescent, long, slender ; tips 

 of the tibiae and of the tarsi black. Male. Antennae with brown plumes. 



Not rare. (E.) 



31. lividus? Meig. Zw. vi. 246. 82 (1830). Mas et Fcem. viridis, 

 thorace vittis tribus nitidis nigricantibus, alis albo-limpidis, venis halte- 

 ribusque albis, abdominis apice nigro, pedibus pallide viridibus, femoribus 

 tibiis tarsisque apice nigris. Long. 2| 3 ; alar. 4-5 lin. 



Male and Fern. Green. Thorax with three blackish shining stripes. 

 Wings limpid-white ; veins and halteres white. Abdomen black towards 

 the tip. Legs pale green, long, slender ; tips of the femora, of the 

 tibiae, and of the tarsi black. Male. Plumes of the antennae brown, 

 whitish towards the base and towards the tips. 



Eare. In the British Museum. (E.) 



32. prasinus, Meig. Zw. i. 22. 4 (1818); Mcq.; Gim.inter- 

 medius ? Staeg. ; Zett. Mas et Fcem. viridis, thorace vittis tribus fer- 

 rugineis, alis albo-limpidis, venis albis apud costam testaceis, abdominis 

 segmentis nigro-fasciatis, pedibus viridibus, tibiis tarsisque apice nigris. 

 Long. 2^-4 ; alar. 4-6 lin. 



Green. Thorax with three ferruginous stripes. Wings limpid- white, 



