THE CANADIAN ENTOMOLOGIST 69 



black ; second and third segments silvery-white pollinose basally, anal 

 segment wholly so ; first two segments without macrochtetse, third and anal 

 with a marginal row. Legs black, femora silvery on outside, claws and 

 pulvilli quite elongate, latter tawny. Wings almost hyaline, tegulae white, 

 halteres pale yellowish. 



Length of body, 8 mm.; of wing, s^ys mm. 



Described from one specimen ; Kansas, June. 



Metopia lugger i, n. sp., ? . 



Eyes light brown ; front extremely prominent, frontal vitta obsolete 

 before, blackish behind, the sides of front abruptly black behind and pure 

 silvery-white before ; face and cheeks silvery-white ; antennae and arista 

 black, third antennal joint very long, fully five times as long as second, 

 nearly reaching epistoma ; proboscis blackish, labella brownish, palpi 

 black ; occiput cinereous, thinly black-bristly. Thorax black, thinly 

 silvery-white pollinose, with four black vitt^e ; scutellum' black, slightly 

 silvery. Abdomen black, almost wholly silvery-white pollinose, except 

 ■first segment and hind margins of others ; first two segments with a 

 median marginal pair of macrochaetas, and some lateral bristles ; third 

 segment with a lateral pair and a median marginal pair ; anal segment 

 with a marginal row. Legs black, femora more or less silvery-pollinose, 

 claws and pulvilli very short. Wings grayish-hyaline, tegulae whitish, 

 with rust-yellow borders, halteres rufous. 



Length of body, 5^ mm.; of wing, 4^ mm. 



Described from one specimen ; Minn. (Lugger). 



Tkryptocera americana, n. sp., $ . 



Eyes bare, light brownish ; front about one-third width of head, 

 frontal vitta light yellowish ; frontal bristles descending a little below base 

 of antennae, four posterior pairs directed backward, two orbital bristles ; 

 face, cheeks and sides of front silvery-white, the sides of face extremely 

 narrow, the facial ridges bare except a few bristles next vibrissae, the 

 latter quite strong and inserted exactly on oral margin ; antennae as long 

 as face ; third joint very wide, rounded, and about two and one-half 

 times as long as second, first two joints light rufous, third joint light 

 brown ; arista somewhat rufous, brownish at tip, more or less geniculate, 

 3-jointed, second joint elongate ; proboscis short, fleshy, pale yellowish, 

 labella large ; palpi pale yellow, rather long, curved, thickened distally ; 

 occiput cinereous above, pale yellowish below, sparsely bristly. Thorax 



