\^0l. XXV] ENTOMOLOGICAL NEWS 



437 



pollen in the sutural depression conspicuous. Abdomen with consider- 

 able white pollen along the sides, and with the posterior margins of 

 the segments blackish in certain lights; hypopygium dull black; lam- 

 ellae black, rather large, with the outer part subquadrate and the slen- 

 der stem at right angles to this outer part (Fig. 7). 



Legs entirely black ; fore coxae with black hairs and bristles ; femora 

 with a slight greenish lustre; all the tarsi about as long as their tibi?e, 

 the first joint of hind tarsi a little longer than the second. 



Tegulas and halteres yellow, the former with black cilia. 



Wings strongly tinged with blackish, more hyaline on the basal and 

 posterior portions ; fourth vein ending close to the. tip of the third 

 vein, not at all recurved at tip. 



9 . Differs from the male only in having the face broader and with 

 the sides nearly parallel, and the pollen of the abdomen so laid on as 

 to leave the hind margins of the segments and the center of the dor- 

 sum darker colored. 



Described from three males and one female taken at Colden, 

 Erie County, Xew York. August 3, 1913. 



This species runs, in Prof. Aldrich's key, to P. nigripes Aid. 

 and agrees with his description of that species in most points, 

 but the lamellae of the hypopygium are large and angulated, 

 while in nigripes they are small and rudimentary. 



Peloropeodes flavipes n. sp. (Plate XVIII, Figs. 8. 9). 



5 . Length 1.75 mm. Face wide above, narrowed below to about 

 the width of the small black proboscis, thickly covered with grayish- 

 white pollen, and with a subquadrate, brown spot above the palpi ; palpi 

 small, white ; front broad, covered with gray pollen ; cilia of the infer- 

 ior orbit white, of the upper orbit black. Antennae brownish black, 

 about as long as the head and thorax, first and second joints short, 

 third joint very long, somewhat flattened, tapering, with long pale 

 pubescence (Fig. 8) ; arista apical, one-half as long as the third joint, 

 with long pale pubescence, and with a minute black spine at tip. (This 

 spine seems to represent the second joint of the arista.) 



Dorsum of the thora.x. scutellum and abdomen dark metallic green; 

 dorsum of the thorax dulled with gray pollen, which is thickest along 

 the fore part ; pleurae black with white pollen ; scutellum with one pair 

 of widely separated bristles; acrostichal bristles absent; other thoracic 

 bristles well developed ; hypopygium black, with only a few minute 

 hairs and yellow appendages, hardly one-half as large as the abdomen 



(Fig- 9)- 



Legs yellow with very short hairs ; tarsi scarcely darkened at the 

 tips ; fore cox;e yellow with a few pale bristle-like hairs on the from 

 surface ; middle and hind coxae blackened at base ; middle coxae with 



