EtrxoA. 279 



exeurved below cell and more strongly above inner margin ; clavi- 

 I'orm obsolete ; orbicular and renitbrm concolorous, with greyish 

 annuli and defined by black ; the former oblique, the latter 

 moderate, the cell before and between them blackish ; the post- 

 medial line indistinct, dentate, bent outwards below costa, exeurved 

 to vein 4, then oblique ; the subterminal line pale, minutely 

 dentate, angled outwards slightly at veins 7 and 8. Hind wing 

 uniform pale brown, the cilia whitish ; the underside more irrorated 

 with brown. 



Hah. U.S.A., Colorado, Pt. Return, 1 S type. Exp. 'Mj millim. 



*498. Euxoa noctuiformis. (Plate LXV. fig. 18.) 

 Canieadcti iiocfuifonnis, Siintli, Pr. U.S. Nat. Mus. xxii. p. 445 (1900). 



(S . Pale mouse-grey, irrorated with brown and black ; head 

 with brown transverse line ; tegulse brown at base, with black 

 medial line and grey tips ; thorax clothed with scales and hair. 

 Fore wing with the subbasal line double, brown, defined on outer 

 side by a brown shade below cell ; autemedial line double, the two 

 parts nearly equally prominent, bent inwards from costa to median 

 nervure, exeurved below cell and more strongly above inner margin ; 

 claviform moderate, defined by brown ; orbicular large, irregularly 

 elliptical, touching antemedial line, oblique, open above, with 

 rather pale annulus defined . by black ; reniform large, broad, 

 extending well below cell, the centre brown with yellowish line, 

 annulus pale, defined by black ; the cell dark before and between 

 the stigmata ; medial shade angled outwards at median nervure ; 

 postmedial line rather ill-defined, waved, double at costa, slightly 

 bent outwards below costa, exeurved to vein 4, then incurved ; 

 subterminal line indistinct, pale, irregular, defined on inner side by 

 a dark shade, the area beyond it rather darker except at apex ; 

 a tine terminal line and a yellowish line at base of cilia. Hind 

 wing fuscous with a yellowish tinge, darker on outer area ; a 

 discoidal lunule ; cilia whitish ; the underside grey, with dark 

 irroratioii. 



Hah. U.S.A., E. Washington {Piper), California, Siskiyou (//. Ed- 

 wards). Exp. 30 millim. This species is unknown to me ; figured 

 from a photograph from type in U.S. Nat. Mus, 



499. Euxoa basiflava. (Plate LXV. fig. 19.) 



Aijrotis basiflava, Smith, Trans. Am. Ent. Soc. xvii. p. 52 (1890); id. 

 ' Cat. Noct. N. Am. p. 101. 



,5 . Head and thorax rufous brown ; tegulae with a dark medial 

 line ; abdomen fuscous brown, the anal tuft pale rufous. Fore 

 wing luteous brown, the medial and terminal areas suffused with 

 fuscous brown ; the subbasal line double, sinuou.s from costa to 

 submedian fold ; the antemedial line double, the inner line brown, 

 the outer black, angled outwards below costa, sinuous to vein 1, 

 then strongly exeurved ; claviform outlined with black, small ; 



