286 NocxuiD^. 



*.510. Euxoa intrusa. (Plate LXV. fig. 29.) 



Carneades intrusa. Smith, Bull. U.S. Nat. Mus. 38. p. 192 (1890) ; id. Pr. 

 U.S. Nat. Mus. xxii. p. 446 (1900). 



Reddish brown irrorated with black ; tegulae with black medial 

 line. Fore wing suffused with reddish and irrorated with white on 

 costal area, basal area, lower medial area, and subterminal area ; 

 subbasal line double, waved, from costa to submediau fold ; ante- 

 medial line double, slightly waved, erect from costa to vein 1, then 

 excurved ; claviform rather small, defined by black ; cell dark 

 before and between the stigmata, which are filled in with coarse 

 white scales 5 the orbicular somewhat oblique, elliptical, reniform 

 shaded with yellow on outer side ; a medial shade from cell to 

 inner margin ; postmedial line double, the inner strong, lunulate, 

 slightly bent outwards below costa, excurved to vein 4, then 

 incurved ; subterminal line pale, waved, angled outwards at vein 7 

 and excurved at middle, strongly defined by a dark shade on inner 

 side and somewhat dentate at middle ; a terminal series of black 

 lunules. Hind wing fuscous brown tinged with ochreous ; the 

 underside whitish, the costal and terminal areas irrorated with 

 brown, a dark discoidal lunule. 



Hah. U.S.A., California, Sierra Nevada. Exjp. 30-33 millim. 

 This species is unknown to me ; figured from a photograph from 

 type in U.S. Nat. Mus. 



511. Euxoa albipennis. (Plate LXV. fig. 30.) 



Agrotis albipennis, Grote, Bull. Buff. Soc. Nat. Sci. iii. p. 180 (1877), c?; 



Smith, Cat. Noct. N. Am. p. 103. 

 Agrotis nigrifennis, Grote, Bull. Geol. Surv. vi. p. 159 (1880), $ . 



cJ . Head and thorax fuscous black, slightly mixed with grey ; 

 pectus and legs with the hair whitish ; abdomen whitish, thickly 

 irrorated with brown, the anal tuft ochreous. Pore wing yellowish 

 brown suffused with grey, the costal area darker ; the subbasal line 

 black, double, waved, from costa to vein 1 ; the antemedial line 

 double, slightly angled outwards below costa, excurved below cell 

 and more strongly above inner margin ; the claviform represented 

 by a few black scales ; the orbicular and reniform concolorous, 

 defined by black and with slight black annuli, the cell before 

 and between the stigmata black, the orbicular round or somewhat 

 elongate, the reniform large ; traces of a medial line from lower 

 angle of cell to inner margin ; the postmedial line indistinct, double, 

 minutely dentate, bent outwards below costa, excurved to vein 4, 

 then incurved ; the subterminal line indistinct, pale, sinuous, with 

 dark mark before it on costa and the area beyond it darker. 

 Hind wing white, the veins and a fine terminal line brownish, or 

 the termen tinged with fuscous ; the underside with the costal area 

 irrorated with brown ; a minute discoidal point. 



5 . Very much darker, especially abdomen, the fore wing, which 

 is suffused with purplish fuscous, and the hind wing, which is dark 



