204 , NOCTIJID^. 



more or less thickly irrorated and suffused with fuscous ; the veins 

 blackish ; subbasal line represented by a striga from costa and point 

 on median nervure, the antemedial line by a striga from costa and 

 points on the veins, slightly defined by white on inner side ; clavi- 

 form moderate or large, defined by black ; orbicular small, elongate, 

 placed near the reniform, which is very large, whitish defined by 

 black except at middle of outer edge, with some fuscous suffusion 

 in centre with black streak below it, angled inwards on median 

 nervure ; postmedial line indistinct, defined by whitish on outer 

 side, distinctly so in the darker specimens, bent outwards below 

 costa, then dentate, oblique below vein 4 ; some white points 

 beyond it on costa ; subterminal line only defined by the terminal 

 area being rather paler and by some black marks in the interspaces 

 before it; a series of short streaks on termen and cilia. Hind wing 

 grey suffused and irrorated with fuscous and sometimes slightly 

 tinged with rufous ; the underside paler with black streak in base 

 of cell, discoidal spot and terminal series of small spots showing 

 through to upper side. 



Hab. Beitain, Scotland, Leech Coll.; Peance, Sand Coll.; Gee- 

 MANTjZeller, Prey, and Leech Colls.; Atjsteia ; Hijngaey ; Switzee- 

 LAND, Frey Coll.; Scandinavia ; Eussia, Livonia, Zeller Coll., Urals ; 

 E. SiBEEiA, Amurland, Ussuri. Exp. 48-60 millim. 



Larva. Meyr. Brit. Lep. p. 57; Barrett, Lep. Brit. iii. p. 159, pi. 112. f. 3. 



Pale yellow-green, darker at sides; tubercles pale yellow; an 

 oblique lateral streak on somite 3 and a transverse bar on 11 ; legs 

 more or less red. Pood-plant, Birch. 5-6. The larva rests with 

 the anterior segments thrown back over body and legs outspread. 



2344. Brachionyclia borealis. (Plate CI. fig. 17.) 



Asteroscopus horealis, Smith, Can. Ent. xxxi. p. 25 QSQQ) ; Dyar, Cat. Lep. 

 N. Am. p. 173. 



c? . Head, thorax, and abdomen black mixed with grey : antennas 

 red-brown ; tarsi ringed with grey ; abdomen with dorsal white point 

 at base. Pore wing grey suffused and irrorated with black-brown ; 

 the veins black ; subbasal line represented by slight black points 

 on costa and below cell ; antemedial line black, angled outwards 

 below costa and in cell, excurved in submedian interspace, then 

 strongly incurved ; claviform whitish defined by black, narrow and 

 acute at extremity ; orbicular defined by black, narrow, elongate, 

 acute at extremities^ touching the large reniform, which is incom- 

 ])Ietely defined by black, its upper extremity angled outwards and 

 with a curved grey streak defined by black on its lower edge ; 

 jiostmedial line black, strongly bent outwards below costa, then 

 dentate, excurved to vein 4, then oblique ; subterminal line absent ; 

 a terminal series of small rather elongate black spots ; cilia inter- 

 sected with black and chequered with white at tips. Hind Aving 

 whitish irrorated with brown, the veins brown ; a large blackish, 

 discoidal lunule ; a terminal series of small black spots; cilia 



