ACEOXYCTA. 123 



{Heath), 2 J , 1 $ , Alberta, Calgary ( Wolley-Dod\ 2 J , 2 $ ; 

 U.S.A., New York, 1 $ , Georgia, Mississippi, Missouri. Exp. 34- 

 42 millim. 



Larva. Smith & Dyar, Pr. U. S. Nat. Mus. xxi. p. 114. 



Head heavily mottled with black, the vertices of the lobes red ; 

 body green ; a purple-brown dorsal stripe, broken at the incisui'es, 

 widened on joints 2 and 5 and 7 to 1 1, the latter containiug a green 

 patch ; sorae brown spots on the side ; hairs fine, sparse. Food- 

 plants : Birch, &c. — H. G. D. 



3705. Acronycta alni. 



Noctna alni, Linn. Syst. Nat. ed. xii. p. 845 (1767); Esp. Schmett. iv. 



pi. 1 16, ff. 4-U ; Donov. Brit. Ins. x. p. 8, pi. 327. f. 2 ; Walcli, 



Natiirf. xii. p. 58, pi. 1. ff. 14-16 ; Capieur, Naturt'. xiv. p. 91, pi. 4. f. 11 • 



Fuessly, Ent. Mag. ii. p. 43, pi. 1. f}. 5-8 ; Hubn. Eur. fcJchuiett., Noct! 



f. 3; Klip. Lep. Fr. vi. p. 23;j, pi. 87. f. 5; Steph. 111. Brit. Ent., Haiist. 



iii. p. 38; Frr. Beitr. pi. Ki ; Staud. Cat. Lep. pal. p. 132. 

 I^'octua degener, Scinff. Wien. Verz. p. 70 (1776). 

 Acronycta steinerti. Caspari, Soc. Ent. xiii. p. 3 (1898); id. Jalirb. Nass. 



Hi. p. 178, pi. 4. ff". 8, 9 ; Steinert, Iris, xi. p. 399, & xii. pi. 2. f. 5. 

 Acronycta carola, Philipps, Soc. Ent. xiii. p. 50 (1898) ; Ca&pari, Jahrb 



Nass. Iii. p. 181, pi. 4. fi'. 5-7. 



Head and thorax white mixed with some black hairs ; 2nd joint 

 of palpi with black band; Irons black at sides; artennse black; 

 tegular with slight dorsal black streak ; shoulders and outer edges 

 of patagia with black streaks ; tibiae streaked with black, the tarsi 

 black ringed with white ; abdomen white mixed with fuscous, the 

 basal crest with black. Pore wing whitish suffused with brown, 

 the inner area below the cell and vein 3 suffused with black leaving 

 some white at base of inner margin and tornus ; subbasal line 

 repi esented by a blackish striga from costa ; antemedial line double 

 filled in with whitish, slightly angled outwards below costa, 

 interrupted by black in submedian fold and excurved above inner 

 margin ; orbicular whitish defined by black, rather elongate 

 elliptical and with brown streak in centre, a broad diffused black 

 band beyond it from costa to the black inner area obscuring the 

 inner part of reniform, which is defined by black, its outer part 

 brownish and its upper and lower extremities produced ; postmedial 

 line black defined by white on inner side on the pale area and by 

 brownish on the black area, bent outwards below costa, then 

 minutely waved, angled outwards at veins 4, 3, then strongly 

 incurved and anf>led outwards on vein 1, crossed by a strong black 

 streak in submedian fold from well before it to termen and with 

 slight black streak from just before it to termen in discal fold, 

 some white points beyond it on costa ; a white subtermiiial line 

 angled outwards at vein 7 and excurved at middle ; a terminal 

 series of black striae; cilia chequered brownish white and black. 

 Hind wing white ; a slight discoidal spot ; a postmedial series of 

 minute black streaks on the veins ; the veins of terminal area 

 towards apex and the termen from apex to vein 3 irrorated with 



