ACRONTCTA. 77 



3654. Acronycta fragilis. (Plate CXXIV. fig. 25.) 



Microcmlia fragilis, Gruen. Noct. i p. 34 (18r)2) ; Smith & Dyar, Pr. U.S. 



Nat. Mus. xxi. p. 94, pi. xii. f. 3 ; Siritb, Cat. Noct. N. Am. p. 48. 

 Bryophila specians, Wlk. Can. Kat. & Geol. vi. p. 38 (1861). 



Head and thorax white mixed with brown and black ; 2nd joint 

 of palpi with black band ; antennae with the base of shaft above 

 white ringed with black; tegulse with diffused dark medial band 

 and slight dorsal black stripe ; shoulders and outer edges of patagia 

 with black stripes, the upper edge of patagia brown ; metathorax 

 edged with black behind ; tibiae streaked with black, the tarsi 

 banded with black ; abdomen white tinged with brown, the basal 

 crest tipped with black. Fore wing white suffused in parts with 

 brown and black, especially on inner half and beyond the post- 

 medial line ; subbasal line represented by double black striee from 

 costa and single striga from cell ; a diffused black streak in sub- 

 median fold from base to antemedial line, which is double filled in 

 with white, oblique, waved, angled outwards above inner margin ; 

 orbicular and renilbrm white defined by diffused black, the former 

 round ; a diffused dark bar from middle of costa : postmedial line 

 double filled in with white, strongly bent outwards below costa, 

 then dentate, strongly incurved below vein 3 and angled outward 

 on vein 1, some white points beyond it on costa ; a diffused waved 

 white subterminal line, escurved below vein 7 and at middle, and 

 angled inwards in submedian fold where there is a blackish spot 

 beyond it ; a terminal series of black spots defined on inner side 

 by white lunules and with brown marks beyond them on the cilia, 

 which are white. Hind wing white faintly tinged with reddish 

 brown ; a terminal series of dark strise ; the underside with slight 

 discoidal lunule and traces of curved postmedial line, 



Hab. Canada, Manitoba, Cartwright {Heath), 1 5 ; U.S.A., 

 Vermont, Manchester, New York {Douhleday, Grote)^ 3 cf , 1 5 type, 

 Lancaster, New Jersey, Mississippi. Exp. 36 millim. 



Larva, Smith & Dyar, Pr. U.S. Nat. Mus. xxi. p. 96. 



Head green, the angles of the lobes brown and black. Body 

 green, a linear dorsal brown band, widening on joint 2; hairs 

 fine, long, sparse. JFood-plant : Birch. — H. G. D. 



3655. Acronycta liturata. (Plate CXXIV. fig. 26.) 



Acronycta liturata, Smith, Ent. News Philad. viii. p. 161 (1897) ; Smith 

 & Djar, Pr. U.S. Nat. Mus. xxi. p. 129, pi. xiii. f. 8 ; Dyar, Oat. Lep. 

 N. Am. p. 103. 



5 . Head and thorax white mixed with some brown and black ; 

 2nd joint of palpi with black band ; frons with blackish bar ; 

 shoulders and outer edges of patagia with black streaks; tarsi banded 

 black and white ; abdomen white irrorated with fuscous and 

 dorsally tinged with brown. Fore wing grey-white slightly tinged 

 with brown in parts and rather thickly irrorated with black ; sub- 

 basal line repiescuted by double black strise from costa and spot 



