i. \\w-: \l.\\ \l.i R0F1 EROID IN8E( I S. 



inn wnli :i moderately broad costal area; three radial Bectors, third with three 

 branches; seven outer and >i\ innei gradate veinletc in nearly parallel 

 lower branch of medius benl toward cubitus. In the hind wings two cro 

 veins, well separated. Superior appendages of tli<' male, seen from the side 

 broadlj furcate below; the outer pari longer, more slender and its tip curved 

 across ti> the opposite appendage. 

 1 Ixpanse i"> nun. 



BORIOMYLA BRUNNEA, sp. DOV. 



Typb. -M. C. X. L0,856. Montana: Midvale (C. E. Brown). 



Face shining black, vertex and basal joints of the antennae dark brown, reel 

 of antennae pale brownish; pronotum brown, real of thorax and the Legs pale; 

 abdomen brown. Wings a uniform reddish brown, unmarked, veins concolor- 

 ous, not dotted. \\ ings slender, fully two and one half t in ms as Long as broad, 



four radial sectors, the cross-vein between first sector and the median IS much 

 beyond the forking of median, that from median to the cubitus is at the fork- 

 ing of the median vein; about seven inner gradate veinlets, in an even series; 

 only three or four outer gradates, widely separated, the last much nearer to the 

 inner series than the others. 

 Expanse 15 mm. 



BORIOMYIA LONGIPENNIS, sp. nOV. 



Type.— M. C. Z. 10,857. Calif. : Berkeley (E. A. Essig). 



Pale yellowish, a red mark on each cheek under the eye, and a red spot each 

 Bide on the clypeus, with traces of reddish below bases of the antennae; a 

 short, median reddish line on the pronotum, rest of thorax, abdomen, and legs 

 unmarked; two black dots close together at base of each fore wing. Wings 

 hyaline, fore wing faintly mottled with pale brown on the outer half, most 

 noticeably over the gradate series, veins pale, but with some distinct black 

 dots, each about the distance of which separates veins from the next. Wings 

 long and slender, over two and one half times as long as broad, three or four 

 radial sectors, first connected to median by a cross-vein near the forking of the 

 median, latter connected to cubitus much, before forking of median, two 

 parallel strongly oblique gradate series, outer rather nearer to the inner than 

 to the margin, about seven veinlets in each series. 



Expanse 20 mm. 



XOTIOBIELLA MINIMA, sp. nOV. 



TYPE.— M. C. Z. 10,852. Borneo: Sandakan (C. F. Baker). 



Head pale, dark on lower part, black spot under each eye; palpi black; 

 antennae pale; pronotum mostly dark; thorax and abdomen brown, latter 



