THE CANADIAN ENTOMOLOGIST 287 



the basal enlargement subglobose, the distal broadly oval, with a 

 length ^4 greater than its diameter; the basal circumfili extending 

 to the distal third of the basal portion of the stem, the distal cir- 

 cumfili nearly to the apex of the segment; terminal segment 

 slightly reduced, the stem with a distinct swelling near the middle, 

 the distal enlargement broadly fusiform, with a length about twice 

 its diameter, the apex obtuse. Palpi; first segment short, subquad- 

 rate, the second greatly produced, angularly curved, slender, with 

 a length fully seven times its diameter (another male has three 

 papal segments, the second and third subequal). Mesonotum 

 reddish brown. Scutellum and postscutellum fuscous yellowish. 

 Abdomen rather thickly haired, dark reddish brown; genitalia 

 fuscous yellowish. Wings hyaline, costa dark straw. Halteres 

 yellowish. Coxae and femora basally pale yellowish, the distal 

 portion of femora and the basal portion of tibia? dark straw, the 

 distal part of tibiae and the tarsi yellowish. Claws slender, evenly 

 curved, simple, the pulvilli as long as the claws. Genitalia; basal 

 clasp segment short, broad, the terminal clasp segment long, 

 tapering to a subacute toothed apex; dorsal plate broad, broadly 

 and triangularly emarginate, the lobes divergent and broadly 

 rounded; ventral plate short, tapering to a broadly rounded apex. 



Female. — Length 3 mm. Antennae extending to the base of 

 the abdomen, rather thickly haired, brownish yellow; 14 segments, 

 the fifth with the stem about l /i the length of the cylindric basal 

 enlargement, which latter has a length about twice its diameter, 

 the distal third with coarsely reticulate circumfili; terminal seg- 

 ment cylindric, with a length over twice its diameter, broadly 

 rounded apically. Palpi; first segment subquadrate, the second 

 twice the length of the first, rather stout, the third }/§, longer than 

 the second, fusiform. Mesonotum shining dark brown. Scutellum 

 and postscutellum fuscous yellowish. Abdomen thickly haired, 

 brownish yellow, the ovipositor somewhat fuscous. Wings hyaline, 

 costa dark brown. Halteres yellowish basally, fuscous apically. 

 Coxae and legs mostly a fuscous straw. Ovipositor when extended 

 about }/2 the length of the abdomen, moderately stout; terminal 

 lobes with a length ^ greater than the width, the apex broadly 

 rounded and sparsely setose. Type Cecid No. 1267. 



