THE CANADIAN ENTOMOLOGIST 



337 



NEW NORTH AMERICAN SPECIES OF DOLICHOPODID^ 



(DIPTERA). 



BY M. C. VAX DU7EE, BUFFALO, X. Y. 



Sympycnus fasciventris, n. sp. 



Runs in the table of species in the Entomological News, 

 Vol." 24, p. 270 to No. 10 where it would form a third item which 

 would read: "Whcje of hihd tibia^ and base of hind tarsi yellow- 

 ish." 



Male. — Length 3 mm. Eyes meeting on the face, leaving 

 only a long, slender triangle below the antennae xwhich is covered 

 with white pollen; palpi small, whitish; front wide, brown, covered 

 with gray pollen; cilia of the lower orbits short, black; antennae 

 (Fig. 28, A) black, first and second joints short and with the usual 

 bristles at tip of second joint, the longest about equal to the length 

 of the joint; third joint fully as long as the first two together, 

 triangular, with a sharp point, about twice as long as the width 

 at base, fringed with rather long, crooked hairs; arista inserted 

 near the base, pubescent, nearly twice as long as the antennae; 

 eyes pubescent. Thorax rather pale brown with grayish pollen. 



B 



October, 1917 



Fig. 28— A. 

 B. 

 C. 

 D. 

 E. 

 F. 

 G. 



Sympycnus fasciventris sp. nov., antenna of male. 

 Nolhosympycnus inornatus sp. nov., antenna of female. 

 Nothosympycnus inornatus sp. nov., antenna of male. 

 Sympycnus caudatus sp. nov., antenna of male. 

 Sympycnus lineatus Loew, hypopygium. 

 Sympycnus caudatus sp. nov., hypopygium. 

 Nolhosympycnus abbreviatus sp. nov., antenna. 



