CHIEONOMUS. 163 



domen black, pubescent, with a whitish band on the hind border of 

 each segment. Legs testaceous, long, slender. 

 Not rare. (E.) 



43. gibbus, F. E. S. iv. 245. 54 (1792); Panz. ; Latr. ; Meig. ; 

 Mcq.; Zett. -flexilis? L. ; Geoff.; F. ; Meig. Icem. pallide viridis, 

 thorace vittis tribus luteis, alls albo-limpidis fascia lata cinerea, abdo- 

 mine apicem versus nigricante, pedibus albidis, femoribus ex parte 

 tibiisque posticis fuscis. Long. 2 ; alar. 5 lin. 



Fern. Pale green. Palpi blackish towards the tips. Thorax with 

 three luteous stripes. Wrings limpid-white, grey at the base, and with 

 a broad grey band ; veins whitish, brown in the band. Halteres white. 

 Abdomen blackish towards the tip. Legs whitish, long, slender ; fe- 

 mora partly brown ; hind tibiaB brown. 



Rare. In the British Museum. 



44. maculipennis, Meig. Zw. i. 38. 38 (1818); Gim. Mas et 

 Fcem. niger, thorace cano vittis quatuor nigris, alls albis, areolarnm 

 discis cmereo-maculatis, venis albis apud costam testaceis, pedibus sor- 

 dide testaceis, coxis femoribusque nigricantibus. Long. 2^-3 ; alar. 

 3 1-4 lin. 



Male and Fern. Black. Thorax above hoary, with four slender black 

 stripes. Wings white, with grey oblong spots on the discs of most of the 

 areolets ; costal, radial, and cubital veins pale testaceous, the rest white. 

 Halteres whitish. Abdomen very pubescent. Legs dingy testaceous, 

 long, slender ; coxa3 and femora blackish. 



Not rare. (E.) 



45. albimanus, Meig. Zw. i. 40. 45 (1818); Mcq.; Gim.; Sta3g.; 

 Zett. annularis, Meig. Kl. Zw. ; Panz. Mas et Fcem. niger, nitidus, 

 alis limpidis, venis albidis apud* costam nigris, metatarsis anticis necnon 

 tibiis metatarsisque posterioribus albidis, apice nigris. Long. 2^-3 ; 

 alar. 3|-4 lin. 



Male and Fern. Black, shining. Wings limpid ; costal, radial, and 

 cubital veins black, the rest whitish. Halteres white. Legs slender, 

 rather long; fore metatarsi white, generally black towards the tips; 

 posterior tibia? and posterior metatarsi whitish, black towards the tips. 

 Male. Antenna? with black plumes. 



Generally distributed. (E. S. I.) 



46. vagans? Meig. Zw. vi. 249. 91 (1830); Staeg. ; Ros. ; Zett. 

 Mas, niger, alis albo-limpidis, venis albidis apud costam testaceis, pedi- 

 bus testaceis. Lon^. 2- ; alar. 4 lin. 



Male. Black. Wings limpid-white ; costal, radial, and cubital veins 

 pale testaceous, the rest whitish. Halteres and legs testaceous. Abdo- 

 men very pubescent. 



Not common. (E.) 



47. disclusus, n. Mas, niger, alis albo-limpidis, venis albis apud 

 costam testaceis, halteribus pcdibusque testaceis, tibiis anticis femoribus- 



