222 AEcriAD^. 



Ab. 6. Fore wing with whitish band with irregular outer edge 

 beyond the postmedial line. 



(a) hoisdvvali. Hind wing with orange postmedial band. 

 (6) stretchi. Hind wing wholly black or with slight orange- 

 red markings. 

 Hab. U.S.A., Eocky Mts. and Sierra Nevada, California, Grote 

 Coll., 2(5,3$,lc^,l$ type, Eouge R. (Walsingham), 13 6, 

 17 $ , types fulvofasciata, latifascia, boisduvalii, stretchii. Exp. 

 28-40 millim.* 



Genus HYPHORAIA. 



Type. 



Ht/phoraia, Hiibn. Verz. p. 182 (1827) testiidinaria. 



Hatarctia, Pack. Proc. Eut. Soc. Phil. iii. p. 109 (1864) parthenos. 



Proboscis aborted, small; palpi porrect to just beyond frontal tuft; eyes 

 hairy, small, the ocelli remote from margin of eye ; antennae of male bipectinate 

 with moderate branches, of female serrate ; head, thorax, and abdomen clothed 

 •with rough hair ; tibiae with the spurs moderate. Fore wing with veins 3 and 5 

 from near angle of cell; 6 from upper angle; 7, 8, 9, 10 stalked; 11 free 

 Hind wing with veins 3 and 5 from close to angle of cell; 6, 7 from upper 

 angle ; 8 from middle of cell. 



A. Hind wing with the terminal area tinged with scarlet. 



a. Fore wing with the markings whitish lapponica. 



h. Fore wing with the markings yellow testudinaria. 



B. Hind wing with the terminal area not tinged with 



scarlet. 

 a. Tegulffi not edged with scarlet. 



. Hind wing with black fascia on inner area aulica. 



b^. Hind wing without black fascia on inner area dejeani. 



h. Tegulse edged with scarlet parthenos. 



1635. Hyphoraia lapponica. 



Bomhyx f estiva, Bork. Eur. Schmett. iii. p. 191 (1790), nee Hiifn. 

 Bombyx lapponica, Thunb. Diss. Ent. pt. ii. p. 40, f. 7 (1791) ; Acerbi, 



Travels N. Cape, ii. p. 254, pi. ii. f. 5, iii. f. 6 ; Godt. Lep. Fr. iv. p. 324, 



pi. 34. f. 1 ; Boisd. Icones,ii. p. 128, pi. 59. f. 2 ; Eom. Mem. ix. p. 198, 



pi. 14. f. 8 ; Staud. Cat. p. 57 ; Kirby, Cat. Het. p. 262. 

 Bomhijx alpina, Quens. Acerbi's Travels N. Cape, ii. p. 253, pi. 1. f. 4 



(1802) ; Kirby, Cat. Het. p. 257. 

 Arctia thulea, Dalm. Anal. Ent. p. 92 (1823) ; Sangb. Ent. Tidskr. i. p. 92, 



pi. 1. f. 1; Alph. Eom. Mem. ix. p. 197, pi. 2. ff. 6,7; Kirby, Cat. 



Het. p. 257. 

 Bomhyx avia, Hiibn. Schmett. Eur. ii. ff. 230, 247 (1827). 

 Euprepia hyperboreus. Curt. Ross 2nd Vov. App. p. 71 (1835) ; Staud. 



Cat. p. 57 ; Kirby, Cat. Het. p. 262. 



Head, thorax, and abdomen dark red-brown ; tegulae in front and 

 stripes on patagia grey-white ; legs striped with white, the femora 

 tinged with crimson above ; stripes on sides of abdomen and anal 

 tuft dull crimson. Pore wing dark red-brown ; a white patch 

 on base of costa and short streak on inner margin ; an antemedial 

 spot on costa and sometimes a point on vein 1 ; a medial patch on 

 costa and sometimes points in submedian fold and on vein 1 ; a 

 postmedial bar from costa to vein 5 ; a subterminal maculate band 

 excurved between veins 6 and 4, Hind wing orange tinged with 



