June, 1906.] DYAR : NYMPHULIN^E AND SCOPARIIN^ 105 



development of the dark shades. The ordinary spots are joined by a 

 slender line on subcostal and median veins. 



Scoparia tricoloralis Dyar. 



Scoparia tricoloralis Dyar, Ent. news, xv, 72, 1904. 



Scoparia tricoloralis Dyar, Proc. U. S. Nat. Mus., xxvii, 818, 1904. 



Light gray, shaded with black ; a black patch at base of fore wing on costa ; 

 inner line pale, slightly oblique, bent a little at the middle, followed on costal two- 

 thirds by a heavy black band that absorbs the orbicular and claviform ; reniform 

 small, of two superposed black spots, followed by a large, contrasted, brown cloud ; 

 outer line narrow, white, narrowly dark-edged within, roundedly, evenly and strongly 

 bent outward beyond the reniform ; terminal space heavily black shaded, cut out- 

 wardly centrally by a diffuse pale arc, representing the subterminal line. Fringe 

 pale, black checkered at base. Hind wings blackish shaded, subpellucid along in- 

 ternal margin. Expanse, 19-21 mm. 



4, Wellington, B. C. (Theo. Bryant) ; Kaslo, B. C. (Caudell, 

 Currie and Cockle) ; 4, Seattle, Wash. (O. B. Johnson) ; 1, Arrow- 

 head Lake, B. C. (Dr. Barnes). 



Type no. 7656, U. S. Nat. Mus. 



Ab. a. The ground color is less darkened, the whitish shades to the outer line 

 scarcely relieved ; red-brown shade absent except a little in reniform. 



Denver, Col., July 29, 1904 (E. J. Oslar). 



Ab. b. Median space solidly filled in dark, black basally. led-brown outwardly. 



Denver, Col., August 6, 1904 (E. J. Oslar). 



Scoparia basalis Walker. 



Scoparia basalis Walker, Cat. Brit. Mus., xxxiv, 1497, 1865. 

 Scoparia biplagalis Walker, Cat. Brit. Mus., xxxiv, 1499, 1865. 

 Scoparia libella Grote, Bull. U. S. Geol. Surv., iv, 675, 1878. 

 Scoparia libella Grote, New ch. list No. Am. moths, 52, 1882. 

 Scoparia libella Fernald, Smith's list I.ep. bor. Am., no. 4128, 1891. 

 Scoparia biplagalis Hampson, Trans, ent. soc. Lond., 234, 1897. 

 Scoparia basalis Hampson, Trans, ent. soc. Lond., 234, 1897. 

 Scoparia basalis Fernald, Bull. 52, U. S. Nat. Mus., no. 4507, 1903. 

 Scoparia fernaldalis Dyar, Ent. news, xv, 72, 1904. 

 Scoparia femaldalis Dyar, Proc. U. S. Nat. Mus., xxvii, 818, 1904. 



Light gray ; inner line pale, gently arcuate, edged without with blackish, to 

 which the claviform and orbicular are attached, the whole forming an apparent dark 

 band on upper half, vacuolated in pale yellowish ; reniform distant, hour-glass-shaped, 

 filled with pale yellowish, or broken into two cusps, the yellowish often evanescent ; 

 outer line pale, gently and rather narrowly excurved over cell ; terminal space dark 

 filled, faintly cut by the pale, diffuse subterminal line, tending to become a dark tri- 

 angle on center of margin. Hind wing pale grayish. Expanse, II-16 mm. 



