192 CHIRONOMID^. 



183. fertus, n. Mas et Fcem. niger, thorace cinereo vittis tribus 

 nigris, alis subcinereis, venis fuscescentibus apud costam nigricantibus, 

 halteribus albidis, pedibus validis. Long. 2 ; alar. 3 lin. 



Male and Fern. Black. Thorax grey, with three black stripes. Wings 

 greyish; costal., radial, and cubital veins blackish, the rest brownish. 

 Halteres whitish. Legs stout, pubescent. Male. Antennae with black 

 plumes. 



Xot rare. (E.) 



184. habilis, n. Fcem. niger, alis sublimpidis, venis albidis apud 

 costam nigris, halteribus albidis apice nigris, pedibus albidis. Long. 1 ; 

 alar. 2 lin. 



Fern. Black. Wings nearly limpid ; costal, radial, and cubital veins 

 black, the rest whitish. Halteres whitish, with black tips. Legs whitish, 

 slender. 



Eare. (E.) 



185. divisus, n. Mas, pallide testaceus, thorace vittis tribus ru- 

 fescentibus, alis subcinereis pubescentibus, venis albidis, halteribus albis, 

 abdomine fasciis duabus anticis fuscis, segmentis tribus apicalibus nigris, 

 pedibus albidis. Long. 2 ; alar. 3 lin. 



Male. Pale testaceous. Palpi and antennae black. Thorax with three 

 pale reddish stripes. Wings very slightly greyish, pubescent ; veins 

 whitish. Halteres white. Abdomen pale testaceous, pubescent, with 

 two brown bands before the middle ; three apical segments black. Legs 

 whitish, slender. 



Eare. (E.) 



186. annulipes? Meig. Zw. i. 42. 51 (1818). Var.? Fcem. fla- 

 vus, thorace vittis tribus nigris, alis subcinereis, venis albidis apud cos- 

 tain fuscis, halteribus flavis, abdomine nigro, segmentorum marginibus 

 posticis Jlavis, pedibus nigris vnlidmsculis, femoribus basiflavis, tibiis albo- 

 cinctis. Long. 1^ ; alar. 3 lin. 



Var.? Fem. Yellow. Thorax with three moderately broad black 

 stripes; scutellum, pectus, and metathorax black. Wings greyish; 

 costal, radial, and cubital veins brown, the rest whitish. Halteres pale 

 yellow. Abdomen black; hind borders of the segments yellow. Legs 

 black, rather stout ; femora yellow towards the base ; a white band on 

 each tibia. 



Eare. In the British Museum. (E.) 



187. ptygmaeus? Meig. Zw. i. 36. 34 (1818). Var. ? Fcem. testa- 

 ceus, thorace vittis tribus fuscis, alis vix cinereis, venis halteribusque al- 

 bidis, illis apud costam fuscescentibus, abdomine vitta dorsali nigricante, 

 pedibus testaceis. Long. ^ ; alar. 2 lin. 



Var. ? Fem. Testaceous. Thorax with three brown stripes. Wings 

 hardly greyish ; costal, radial, and cubital veins brownish, the rest 

 whitish. Halteres whitish. Abdomen with a blackish dorsal stripe. 

 Legs dull testaceous. 



Eare. In the British Museum. 



