302 DIPTERA OF NORTH AMERICA. [PART II. 



Page 213. Dolicliopus censors FEM. 



JSneo-viriclis, vertice purpureo, thorace antico cyaneo, abdominis 

 suturis nigris, antennis pedibusque fulvis, alls subcinereis. 



Green, beset with black bristles, adorned beneath with a whitish 

 covering ; crown purple ; eyes black ; mouth tawny ; feelers 

 tawny ; sixth joint black, feathered with much shorter hairs than 

 those of D. bifrons; chest brassy-green, blue in front; abdomen 

 obconical, clothed with short, black hairs, a little longer than the 

 chest, sutures of the segments blackish ; legs tawny, clothed with 

 very short black hairs ; shanks beset with black bristles ; wiugs 

 grayish ; wing-ribs tawny ; veins black, tawny at the base ; poisers 

 tawny with yellow knobs. Length of the body one and one- 

 fourth line ; of the wings three lines. 



United States. 



Page 213. Dolicliopus contingens FEM. 



Viridis, vertice purpureo, antennis pedibusque fulvis, alis 

 subcinereis. 



Green, beset with black bristles, adorned beneath with a whitish 

 covering ; crown purple ; eyes black ; mouth tawny ; feelers 

 tawny, sixth joint black, feathered like that of D. consors ; abdo- 

 men obconical, clothed with short black hairs, a little longer than 

 the chest ; legs tawny, clothed with very short black hairs ; 

 shanks beset with black bristles ; wings grayish ; wing-ribs tawny ; 

 veins black, tawny at the base ; tip cross-vein less angular than 

 that' of D. consors ; poisers dark-tawny. Length of the body one 

 and one-fourth line ; of the wings three lines. 



United States. 



Page 213. Dolicliopus lieoes FEM. 



^Eneus, vertice cyaneo, abdominis segmentorum marginibus 

 posticis viridibus, antennis pedibusque fulvis, alis cinereis costa 

 venarumque marginibus fuscis. 



Brassy, beset with black bristles, adorned beneath with a 

 whitish covering; crown of the head blue; eyes red; feelers 

 tawny, sixth joint black, feathered with very short hairs ; abdo- 

 men obconical, longer than the chest ; hind borders of the seg- 

 ments green ; legs dark-tawny, clothed with very short black 



