232 



NOCTCIDJC. 



3S49. Hadenella pergentilis. 



Hadenella pergentilis, Grote, Papilio, iii. p. 123 (1883); Smith, Cat. ~Soct. 

 N. Am. p. 1G4. 



<S . Head and thorax white mixed with brown and fuscous 

 scales; Irons with lateral black bars: antenna? ringed black and 

 white ; abdomen ochreous irrorated with black. Fore wing 

 whitish irrorated with fuscous and tinged with ochreous except 

 towards costa, the veins with slight dark streaks; subbasal line 

 represented by an oblique black striga from eosta ; antemedial 

 line defined by whitish on inner side, dentate, strongly angled 

 outwards in submedian fold and above inner margin ; clavifbrm 

 very large, extending almost to postmedial line, defined by brown 

 above and fuscous below ; orbicular small with white annulus 

 defined by fuscous; reniform with fuscous centre and slight whitish 



Fig. 56. — Hadenella pergentilis, J. 



annulus defined by black, an oblique fuscous shade from costa to 

 reniform; postmedial line indistinct, bent outwards below costa, 

 then dentate, oblique below vein 4; subterminal line white defined 

 by rufous on inner side and by an oblique blackish wedge-sbaped 

 patch from costa, somewhat angled outwards at veins 7 and 4 and 

 incurved at submedian fold ; the terminal area darker except at 

 apex ; cilia white with black line near base and blackish tips. 

 Hind wing whitish tinged with ochreous brown, the veins darker; 

 a fine black terminal line; cilia white with a fuscous line near 

 base; the underside sparsely irrorated with brown, a discoidal spot 

 and indistinct curved postmedial line with minute dark streaks on 

 the veins. 



Hab. U.S.A., "Washington, Wyoming, Colorado, Glenwocd Springs, 

 2 rT . Exp. 32 millim. 



Genus FOTELLA. 



Type. 



Fotdla, Grote, Can. Ent. xiv. p. 181 (1882) , notalis. 



Proboscis fully developed ; palpi upturned, the 2nd joint slender, reaching 

 to middle of frons and fringed with scales in front, the 3rd short; frons 

 with rounded prominence with corneous plate below it ; eyes large, rounded ; 

 antennas of female ciliated ; head and thorax clothed with scales only, a ridge 

 of scales between antennas; prothorax without crest, lnetathorax with large 

 spreading crest; tibise slightly fringed with hair; abdomen with dorsal crest 

 at base only; build slender ; wings ample. Fore wing with the apex rounded, 

 the iermen evenly curved ; veins 3 and 5 from near angle of cell ; (5 from 

 upper angle; 9 from 10 anastomosing with 8 to form the areole ; 11 from 

 cell. Hind wing with veins 3, 4 from angle of cell; 5 obsolescent from just 

 below middle of discocellulars ; 6, 7 from upper angle ; 8 anastomosing with 

 the cell near base only. 



