218 CHIKONOMIDjE. 



costam fuscis, halteribus sordide flavidis, abdomine nigro-fusco fusco-pi- 

 loso, pedibus ferrugineis. Long, f; alar. 1J lin. 



Male. Black. Plumes of the antenna) blackish-brown, glistening- 

 yellow towards the tips. Thorax shining, with yellowish hairs, which 

 appear yellowish-grey in some aspects. Wings hyaline, bare ; veins pale, 

 brown towards the costa. Halteres dingy yellow, almost brown. Abdo- 

 men blackish-brown, dull, clothed with brown hairs, which have a glis- 

 tening-whitish tinge towards the tip. Legs ferruginous. 



Not rare. (E.) 



27. minutus, Meig. Zw. vi. 263. 49 (1830); Stueg.; Zett.; Winn.! 

 Linn. Ent. vi. pi. 5. f. 27. Mas, nigro-fuscus, palpis Jlavis, antennis 

 fuscis plunris pallidis, thorace nitido flavido-piloso, alls hyalinis nudis 

 apice vix pubescentibus, venis pallidis apud costam fuscis, halteribus 

 lacteis, abdomine fusco obscuro cano-piloso, pedibus albo-Jiavis. Long. ^ ; 

 alar. 1 lin. 



Male. Blackish-brown. Palpi yellow. Antennae pale brown, clothed 

 with pale hairs ; joints from the first to the eighth compact, cylindrical, 

 the five following elliptical. Thorax shining, clothed with yellowish /fairs. 

 Wings hyaline, bare, except a fete hairs in front of the tips ; veins brown 

 towards the costa, the rest pale. Halteres milk-rchite. Abdomen broicii, 

 dull, with hoary hairs. Legs whitish-yellow. 



Not rare. (E.) 



28. sericatus, Winn.! Linn. Ent. vi. 34. 28. pi. 5. f. 28 (1852). 

 Niger, nigro-hirtus, antennarurn plumis apice albidis, alis hyalinis cinc- 

 reo-hirtis, venis pallidis apud costam fuscis, halteribus nigro-fuscis, 

 pedibus piceis, tarsis sordide albidis. Long. -J ; alar. -f- lin. 



Male. Black, clothed with black hairs. Plumes of the antennae 

 glistening-white towards the tips. Wings hyaline, whitish when seen 

 on a dark surface, clothed with grey white-glistening hairs ; veins pale, 

 brown towards the costa. Halteres blackish-brown. Legs more or 

 less dark piceous ; tarsi dingy whitish. 

 (E.?) 



29. amcenus, Winn.! Linn. Ent. vi. 35. 29. pi. 5. f. 29 (1852). 

 Mas, piceus, antennarurn plumis fuscis albo-nitentibus, palpis fuscis, alis 

 hyalinis, venis albis, halteribus niveis, abdowinis incisuris albidis, 2>edibus 

 albidis, femorum et tibiarum apicibus extremis pallide fuscis. Long. ; 

 alar. 1 lin. 



Male. Piceous. Palpi brown. Plumes of the antenna? brown, glis- 

 tening snowy-white. Ihorax with glistening-white doicn. Wings hya- 

 line ; veins pale, appearing white in a shaded aspect. Halteres snowy- 

 white. Sutures of the- abdominal segments icliitisli. Legs whitish ; ex- 

 treme tips of the femora and of the tibia pale brown. 



Eare. (E.) 



30. varius, Winn.! Linn. Ent. vi. 35. 30. pi. 5. f. 30 (1852). 

 \ln* ft Vip.rn . fuscus, palpi* Jluvix, fhorace nigro-hlrto disco cinereo, hal- 



