REPORT OF THE STATE ENTOMOLOGIST IQI7 175 
“a Owen Bryant and at Woodworth’s lake in the Adirondacks, 
ultitude 1540 feet, two years later by C. P. Alexander. 
Male. Length 1.5 mm. Antennae nearly twice the lengt 
she body, rather thickly clothed with brown hairs, light ees : : 
segments, the fifth with stems two and two and one-half times ee 
diameters, respectively; terminal segment, basal enlargement sub- 
globular, a slightly divided distal enlargement and a rudimentary 
serminal prolongation nearly as long, slightly constricted at its base, 

Fig. 72 Karschomyia viburni, fifth 
antennal segment of male (author’s illustration) 
swollen at the basal fourth, subcylindric distally. Palpi; the first 
segment irregularly subquadrate, slightly expanded distally, the 
second elongate, oval, nearly twice the length of the first, the third 
a little longer and more slender, the fourth one-half longer than the 
third, slender. Face dark brown, mouth-parts pale yellowish; eyes 
very large, black. Mesonotum rather dark brown with narrow, 
lighter, submedian lines. Scutellum light brown, clothed with long, 
brownish, apical setae, postscutellum yellowish. Abdomen light 
