370 INSECTA SAUNDERSIANA. 



bristles ; epistoma not prominent : eyes bare : mouth and palpi tawny ; 

 mouth black towards the tip : feelers yellow ; first and second joints brown ; 

 third linear ; rounded at the tip, not nearly reaching the epistoma, less 

 than twice the length of the second ; sixth black, slender, very minutely 

 pubescent, stout at the base, nearly thrice the length of the third : disk of 

 the chest black, with a hoary covering : abdomen tawny, obconical, with a 

 cinereous tinge towards the tip, longer than the chest : legs tawny ; feet 

 darker than the shanks : wings almost colourless ; veins black, tawny to- 

 wards the base ; lower cross-vein straight, almost upright: halteres yellow. 

 Length of the body 1| line ; of the wings 3^ lines. 



United States. 



Genus DRYOMYZA, Meigm. 



Dhyomyza bicolor, Foem. 



Ferruginea ; caput testaceum, nigro varium ; thoracis discus subviridescens ; 

 abdomen viride ; femora antica picea ; alte fuiva, margins postico 

 subcinereo. 



Ferruginous : head and chest beset with a few black bristles : head 

 testaceous ; front slightly concave, forming in front a ridge with an inter- 

 rupted black band ; face indistinctly keeled, with a black spot on each side ; 

 sides of the epistoma and of the peristoma very prominent ; epistoma with 

 a black spot on each side: eyes bare: mouth pitchy; palpi tawny: feelers 

 tawny; third joint slightly tapering, black towards the tip, extending be- 

 yond the epistoma, full thrice the length of the first and the second ; sixth 

 black, pubescent, twice the length of the third : disk of the chest slightly 

 tinged with green: abdomen green, obconical, as long as the chest: fore- 

 thighs pitchy, beset with a row of long black bristles ; feet yellow towards 

 the base : wings tawny, pale gray towards the hind border ; veins tawny ; 

 lower cross-vein oblique, almost straight. Length of the body 3 lines ; of 

 the wings 6 lines. 



New South Wales. 



